HexaWetter v1.3.0: Add precipitation map feature, update README, and enhance UI elements

.env.example

@@ -38,6 +38,12 @@ CACHE_TTL_GEOCODE=86400
 CACHE_TTL_WMS_TIMES=120
 CACHE_TTL_HEALTH_SOURCES=90
 CACHE_TTL_DASHBOARD=60
+CACHE_TTL_PRECIP_MAP=900
+
+# Regenvorhersage-Karte (Open-Meteo Gitternetz)
+PRECIP_MAP_HOURS_DEFAULT=24
+PRECIP_MAP_SPAN_DEG=3.0
+PRECIP_MAP_STEP_DEG=0.25
 
 # Security (generate with: python scripts/setup_secrets.py 'your-secure-password')
 API_KEY=

README.md

@@ -13,6 +13,7 @@ cd HexaWetter
 
 - **Dashboard**: Aktuelles Wetter, DWD-Station, 48h-Stundenansicht, 7-Tage-Forecast
 - **Radar-Karte**: Leaflet + OpenStreetMap + DWD WMS (Niederschlagsradar, Warnungen)
+- **Regenvorhersage-Karte**: Open-Meteo-Modell als Kartenoverlay (6–24 h, stündlich)
 - **Radar-Animation**: Zeitleiste (60–120 Min., 5-Min-Schritte), Play/Pause, Vor/Zurück
 - **Warnungen**: DWD-Warnungen mit Standortfilter (Landkreis-Matching)
 - **Ortssuche**: PLZ/Ort via Nominatim-Proxy, GPS, Favoriten
@@ -65,6 +66,7 @@ Web-UI: `http://localhost:8080` · API (lokal): `http://127.0.0.1:8081/api/healt
 |----------|--------------|
 | `GET /api/health` | Status inkl. Quellen-Healthchecks |
 | `GET /api/forecast` | 7-Tage-Forecast |
+| `GET /api/forecast/precipitation-map` | Regenvorhersage-Gitternetz für Karte |
 | `GET /api/observations` | DWD-Beobachtung (Bright Sky) |
 | `GET /api/warnings` | DWD-Warnungen (standortbezogen) |
 | `GET /api/geocode/search` | Ortssuche |

api/app/config.py

@@ -2,7 +2,7 @@ import os
 from pathlib import Path
 
 APP_NAME = "HexaWetter"
-APP_VERSION = "1.2.0"
+APP_VERSION = "1.3.0"
 
 DATA_DIR = Path(os.getenv("DATA_DIR", "/data"))
 RAW_RADAR_DIR = DATA_DIR / "raw" / "radar"
@@ -39,6 +39,11 @@ CACHE_TTL_GEOCODE = int(os.getenv("CACHE_TTL_GEOCODE", "86400"))
 CACHE_TTL_WMS_TIMES = int(os.getenv("CACHE_TTL_WMS_TIMES", "120"))
 CACHE_TTL_HEALTH_SOURCES = int(os.getenv("CACHE_TTL_HEALTH_SOURCES", "90"))
 CACHE_TTL_DASHBOARD = int(os.getenv("CACHE_TTL_DASHBOARD", "60"))
+CACHE_TTL_PRECIP_MAP = int(os.getenv("CACHE_TTL_PRECIP_MAP", "900"))
+
+PRECIP_MAP_SPAN_DEG = float(os.getenv("PRECIP_MAP_SPAN_DEG", "3.0"))
+PRECIP_MAP_STEP_DEG = float(os.getenv("PRECIP_MAP_STEP_DEG", "0.25"))
+PRECIP_MAP_HOURS_DEFAULT = int(os.getenv("PRECIP_MAP_HOURS_DEFAULT", "24"))
 
 RATE_LIMIT_PER_MINUTE = int(os.getenv("RATE_LIMIT_PER_MINUTE", "120"))
 

api/app/main.py

@@ -22,6 +22,9 @@ from app.config import (
     DEFAULT_LON,
     DEFAULT_PLACE,
     DWD_WMS_URL,
+    PRECIP_MAP_HOURS_DEFAULT,
+    PRECIP_MAP_SPAN_DEG,
+    PRECIP_MAP_STEP_DEG,
     RADAR_PRODUCT,
     RATE_LIMIT_PER_MINUTE,
     RAW_RADAR_DIR,
@@ -40,9 +43,10 @@ from app.security import (
     validate_security_config,
     verify_request_api_key,
 )
+from app.services.precipitation_map import get_precipitation_map
 from app.services.warnings import fetch_warnings_for_location
 from app.services.weather import get_forecast, get_observations
-from app.services.wms import fetch_wms_time_steps
+from app.services.wms import fetch_wms_time_steps, fetch_wms_time_steps_quick
 
 logging.basicConfig(
     level=logging.INFO,
@@ -200,6 +204,22 @@ async def forecast(
         raise HTTPException(status_code=502, detail=f"Forecast source unavailable: {exc}") from exc
 
 
+@app.get("/api/forecast/precipitation-map")
+async def forecast_precipitation_map(
+    lat: float = Query(DEFAULT_LAT, ge=-90, le=90),
+    lon: float = Query(DEFAULT_LON, ge=-180, le=180),
+    hours: int = Query(PRECIP_MAP_HOURS_DEFAULT, ge=6, le=24),
+    span_deg: float = Query(PRECIP_MAP_SPAN_DEG, ge=1.5, le=6.0),
+    step_deg: float = Query(PRECIP_MAP_STEP_DEG, ge=0.15, le=0.5),
+) -> dict[str, Any]:
+    try:
+        return await get_precipitation_map(lat, lon, hours=hours, span_deg=span_deg, step_deg=step_deg)
+    except httpx.HTTPError as exc:
+        raise HTTPException(status_code=502, detail=f"Precipitation map unavailable: {exc}") from exc
+    except Exception as exc:
+        raise HTTPException(status_code=502, detail=f"Precipitation map error: {exc}") from exc
+
+
 @app.get("/api/observations")
 async def observations(
     lat: float = Query(DEFAULT_LAT, ge=-90, le=90),
@@ -291,8 +311,11 @@ async def radar_wms() -> dict[str, Any]:
 async def radar_wms_times(
     layer: str = Query("dwd:Niederschlagsradar"),
     minutes: int = Query(120, ge=15, le=180),
+    quick: bool = Query(False),
 ) -> dict[str, Any]:
     try:
+        if quick:
+            return await fetch_wms_time_steps_quick(layer, minutes=minutes)
         return await fetch_wms_time_steps(layer, minutes=minutes)
     except Exception as exc:
         raise HTTPException(status_code=502, detail=f"WMS time dimension unavailable: {exc}") from exc

api/app/services/health.py

@@ -53,7 +53,15 @@ async def check_sources() -> list[dict[str, Any]]:
         _probe("open_meteo", f"{OPEN_METEO_BASE_URL}/forecast?latitude=52.5&longitude=13.4&current=temperature_2m"),
         _probe("brightsky", f"{BRIGHTSKY_BASE_URL}/current_weather?lat=52.5&lon=13.4"),
         _probe("dwd_radar", f"{DWD_RADAR_BASE_URL}/rv/", timeout=4.0),
-        _probe("dwd_wms", f"{DWD_WMS_URL}?service=WMS&request=GetCapabilities", timeout=6.0),
+        _probe(
+            "dwd_wms",
+            (
+                f"{DWD_WMS_URL}?service=WMS&version=1.1.1&request=GetMap"
+                "&layers=dwd:Niederschlagsradar&format=image/png&transparent=true"
+                "&width=64&height=64&srs=EPSG:4326&bbox=8,50,9,51"
+            ),
+            timeout=5.0,
+        ),
         _probe("dwd_warnings", DWD_WARNINGS_URL, timeout=4.0),
     )
     results = list(probes)

api/app/services/precipitation_map.py

@@ -0,0 +1,102 @@
+from __future__ import annotations
+
+from typing import Any
+
+from app.cache import cache_get, cache_set
+from app.config import CACHE_TTL_PRECIP_MAP, OPEN_METEO_BASE_URL
+from app.http_client import fetch_json
+
+BATCH_SIZE = 80
+DEFAULT_SPAN_DEG = 3.0
+DEFAULT_STEP_DEG = 0.25
+
+
+def _coord_key(lat: float, lon: float) -> tuple[float, float]:
+    return round(lat, 2), round(lon, 2)
+
+
+def _build_grid(center_lat: float, center_lon: float, span_deg: float, step_deg: float) -> list[tuple[float, float]]:
+    half = span_deg / 2
+    points: list[tuple[float, float]] = []
+    lat = center_lat - half
+    while lat <= center_lat + half + 1e-9:
+        lon = center_lon - half
+        while lon <= center_lon + half + 1e-9:
+            points.append((round(lat, 2), round(lon, 2)))
+            lon += step_deg
+        lat += step_deg
+    return points
+
+
+async def _fetch_batch(lats: list[float], lons: list[float], hours: int) -> list[dict[str, Any]]:
+    data = await fetch_json(
+        f"{OPEN_METEO_BASE_URL}/forecast",
+        params={
+            "latitude": ",".join(str(v) for v in lats),
+            "longitude": ",".join(str(v) for v in lons),
+            "hourly": "precipitation,precipitation_probability",
+            "forecast_hours": hours,
+            "timezone": "Europe/Berlin",
+        },
+        timeout=30.0,
+    )
+    if isinstance(data, list):
+        return data
+    return [data]
+
+
+async def get_precipitation_map(
+    lat: float,
+    lon: float,
+    hours: int = 24,
+    span_deg: float = DEFAULT_SPAN_DEG,
+    step_deg: float = DEFAULT_STEP_DEG,
+) -> dict[str, Any]:
+    hours = max(6, min(hours, 24))
+    span_deg = max(1.5, min(span_deg, 6.0))
+    step_deg = max(0.15, min(step_deg, 0.5))
+
+    lat_k, lon_k = _coord_key(lat, lon)
+    cache_key = f"precip_map:{lat_k}:{lon_k}:{hours}:{span_deg}:{step_deg}"
+    cached = await cache_get(cache_key)
+    if cached:
+        return {**cached, "cached": True}
+
+    grid = _build_grid(lat, lon, span_deg, step_deg)
+    cells: list[dict[str, Any]] = []
+    times: list[str] | None = None
+
+    for offset in range(0, len(grid), BATCH_SIZE):
+        batch = grid[offset : offset + BATCH_SIZE]
+        lats = [point[0] for point in batch]
+        lons = [point[1] for point in batch]
+        results = await _fetch_batch(lats, lons, hours)
+        for (point_lat, point_lon), item in zip(batch, results, strict=False):
+            hourly = item.get("hourly") or {}
+            cell_times = hourly.get("time") or []
+            if times is None:
+                times = cell_times
+            cells.append(
+                {
+                    "lat": point_lat,
+                    "lon": point_lon,
+                    "precipitation": hourly.get("precipitation") or [0.0] * len(cell_times),
+                    "probability": hourly.get("precipitation_probability") or [0] * len(cell_times),
+                }
+            )
+
+    payload = {
+        "source": OPEN_METEO_BASE_URL,
+        "model": "Open-Meteo ICON/DWD",
+        "center": {"lat": lat, "lon": lon},
+        "span_deg": span_deg,
+        "step_deg": step_deg,
+        "hours": hours,
+        "times": times or [],
+        "cells": cells,
+        "cell_count": len(cells),
+        "note": "Modellvorhersage, keine Radarmessung. Auflösung grob (~25 km).",
+        "cached": False,
+    }
+    await cache_set(cache_key, payload, CACHE_TTL_PRECIP_MAP)
+    return payload

api/app/services/warnings.py

@@ -98,6 +98,50 @@ async def fetch_all_warnings() -> list[dict[str, Any]]:
     return warnings
 
 
+def _warning_identity_key(warning: dict[str, Any]) -> tuple[Any, ...]:
+    return (
+        warning.get("event"),
+        warning.get("headline"),
+        warning.get("level"),
+        warning.get("start"),
+        warning.get("end"),
+        warning.get("description"),
+        warning.get("instruction"),
+    )
+
+
+def _dedupe_warnings(warnings: list[dict[str, Any]]) -> list[dict[str, Any]]:
+    merged: dict[tuple[Any, ...], dict[str, Any]] = {}
+    for warning in warnings:
+        key = _warning_identity_key(warning)
+        region = warning.get("region_name")
+        if key not in merged:
+            merged[key] = {
+                **warning,
+                "_cell_ids": [warning["cell_id"]],
+                "_regions": [region] if region else [],
+            }
+            continue
+        entry = merged[key]
+        if warning["cell_id"] not in entry["_cell_ids"]:
+            entry["_cell_ids"].append(warning["cell_id"])
+        if region and region not in entry["_regions"]:
+            entry["_regions"].append(region)
+
+    result: list[dict[str, Any]] = []
+    for entry in merged.values():
+        regions = entry.pop("_regions", [])
+        cell_ids = entry.pop("_cell_ids", [entry.get("cell_id")])
+        if len(regions) > 1:
+            entry["region_name"] = " · ".join(regions)
+        elif regions:
+            entry["region_name"] = regions[0]
+        entry["cell_id"] = cell_ids[0] if len(cell_ids) == 1 else ",".join(cell_ids)
+        result.append(entry)
+    result.sort(key=lambda w: (-w["level"], w.get("start") or ""))
+    return result
+
+
 async def fetch_warnings_for_location(lat: float, lon: float, local_only: bool = True) -> dict[str, Any]:
     warnings = await fetch_all_warnings()
     warncells = await resolve_warncells(lat, lon)
@@ -111,15 +155,16 @@ async def fetch_warnings_for_location(lat: float, lon: float, local_only: bool =
     ]
 
     if local_only:
-        result_warnings = local
+        result_warnings = _dedupe_warnings(local)
     else:
-        result_warnings = warnings[:100]
+        result_warnings = _dedupe_warnings(warnings[:100])
 
     return {
         "lat": lat,
         "lon": lon,
         "count_total": len(warnings),
-        "count_local": len(local),
+        "count_local": len(result_warnings),
+        "count_matched_raw": len(local),
         "warnings": result_warnings,
         "warncells": warncells.get("areas", []),
         "matched_cell_ids": sorted(cell_ids),

api/app/services/wms.py

@@ -1,14 +1,18 @@
 from __future__ import annotations
 
+import logging
 import re
 from datetime import datetime, timedelta, timezone
 from xml.etree import ElementTree as ET
 
 from app.cache import cache_get, cache_set
-from app.http_client import get_client
 from app.config import CACHE_TTL_WMS_TIMES, DWD_WMS_URL
+from app.http_client import get_client
 
-NS = {"wms": "http://www.opengis.net/wms"}
+logger = logging.getLogger(__name__)
+
+WMS_NS = "http://www.opengis.net/wms"
+WMS_TAG = f"{{{WMS_NS}}}"
 
 
 def _parse_iso_duration_minutes(duration: str) -> int:
@@ -18,10 +22,18 @@ def _parse_iso_duration_minutes(duration: str) -> int:
     return int(match.group(1))
 
 
+def _parse_wms_datetime(value: str) -> datetime:
+    return datetime.fromisoformat(value.replace("Z", "+00:00"))
+
+
+def _format_wms_datetime(value: datetime) -> str:
+    return value.astimezone(timezone.utc).strftime("%Y-%m-%dT%H:%M:%S.000Z")
+
+
 def _parse_time_dimension(value: str) -> tuple[datetime, datetime, int]:
     start_raw, end_raw, step_raw = value.split("/")
-    start = datetime.fromisoformat(start_raw.replace("Z", "+00:00"))
+    start = _parse_wms_datetime(start_raw)
-    end = datetime.fromisoformat(end_raw.replace("Z", "+00:00"))
+    end = _parse_wms_datetime(end_raw)
     step_minutes = _parse_iso_duration_minutes(step_raw)
     return start, end, step_minutes
 
@@ -31,63 +43,155 @@ def _generate_time_steps(start: datetime, end: datetime, step_minutes: int) -> l
     current = start
     delta = timedelta(minutes=step_minutes)
     while current <= end:
-        steps.append(current.astimezone(timezone.utc).strftime("%Y-%m-%dT%H:%M:%S.000Z"))
+        steps.append(_format_wms_datetime(current))
         current += delta
     return steps
 
 
-def _find_layer_dimension(xml_text: str, layer_name: str) -> str | None:
+def _align_down(value: datetime, step_minutes: int) -> datetime:
+    aligned = value.replace(second=0, microsecond=0)
+    return aligned - timedelta(minutes=aligned.minute % step_minutes)
+
+
+def _layer_name_matches(requested: str, actual: str | None) -> bool:
+    if not actual:
+        return False
+    if requested == actual:
+        return True
+    return requested.split(":")[-1] == actual
+
+
+def _find_layer_times(xml_text: str, layer_name: str) -> tuple[str | None, int, datetime | None]:
     root = ET.fromstring(xml_text)
-    target = layer_name.split(":")[-1]
+    time_dimension: str | None = None
+    step_minutes = 5
+    latest_available: datetime | None = None
+
     for layer in root.iter():
         if not layer.tag.endswith("Layer"):
             continue
-        name_el = layer.find("wms:Name", NS) or layer.find("Name")
+        name_el = layer.find(f"{WMS_TAG}Name")
-        if name_el is None or name_el.text != target:
+        if not _layer_name_matches(layer_name, name_el.text if name_el is not None else None):
             continue
         for dim in layer:
-            if dim.tag.endswith("Dimension") and (dim.attrib.get("name") or "").lower() == "time":
+            if not dim.tag.endswith("Dimension"):
-                return (dim.text or "").strip()
+                continue
-    return None
+            dim_name = (dim.attrib.get("name") or "").lower()
+            if dim_name == "time":
+                time_dimension = (dim.text or "").strip() or None
+                if time_dimension and "/" in time_dimension:
+                    _, _, step_raw = time_dimension.split("/")
+                    step_minutes = _parse_iso_duration_minutes(step_raw)
+            elif dim_name == "reference_time":
+                default = (dim.attrib.get("default") or "").strip()
+                if default:
+                    try:
+                        latest_available = _parse_wms_datetime(default)
+                    except ValueError:
+                        pass
+        if time_dimension:
+            return time_dimension, step_minutes, latest_available
+    return None, step_minutes, latest_available
+
+
+def _filter_time_steps(
+    all_steps: list[str],
+    minutes: int,
+    latest_available: datetime | None = None,
+    step_minutes: int = 5,
+) -> list[str]:
+    now = _align_down(datetime.now(timezone.utc), step_minutes)
+    upper = latest_available or now
+    if upper > now:
+        upper = now
+    cutoff = now - timedelta(minutes=minutes)
+
+    filtered: list[str] = []
+    for step in all_steps:
+        try:
+            ts = _parse_wms_datetime(step)
+        except ValueError:
+            continue
+        if cutoff <= ts <= upper:
+            filtered.append(step)
+    return filtered
+
+
+def _fallback_time_steps(minutes: int, step_minutes: int = 5) -> list[str]:
+    now = _align_down(datetime.now(timezone.utc), step_minutes)
+    start = now - timedelta(minutes=minutes)
+    return _generate_time_steps(start, now, step_minutes)
+
+
+def _steps_from_dimension(dimension: str) -> list[str]:
+    if "/" in dimension:
+        start, end, step_minutes = _parse_time_dimension(dimension)
+        return _generate_time_steps(start, end, step_minutes)
+    return [item.strip() for item in dimension.split(",") if item.strip()]
+
+
+async def fetch_wms_time_steps_quick(layer: str, minutes: int = 120) -> dict:
+    step_minutes = 5
+    filtered = _fallback_time_steps(minutes, step_minutes)
+    return {
+        "layer": layer,
+        "minutes": minutes,
+        "step_minutes": step_minutes,
+        "count": len(filtered),
+        "times": filtered,
+        "latest": filtered[-1] if filtered else None,
+        "latest_available": filtered[-1] if filtered else None,
+        "source": "fallback",
+        "partial": True,
+    }
 
 
 async def fetch_wms_time_steps(layer: str, minutes: int = 120) -> dict:
-    cache_key = f"wms:times:{layer}:{minutes}"
+    cache_key = f"wms:times:v2:{layer}:{minutes}"
     cached = await cache_get(cache_key)
     if cached:
         return cached
 
-    params = {"service": "WMS", "version": "1.3.0", "request": "GetCapabilities"}
+    step_minutes = 5
-    client = get_client()
+    latest_available: datetime | None = None
-    response = await client.get(DWD_WMS_URL, params=params, timeout=15.0)
+    all_steps: list[str] = []
-    response.raise_for_status()
+    source = "capabilities"
-    dimension = _find_layer_dimension(response.text, layer)
-    if not dimension:
-        raise ValueError(f"No TIME dimension found for layer {layer}")
 
-    if "/" in dimension:
+    try:
-        start, end, step_minutes = _parse_time_dimension(dimension)
+        params = {"service": "WMS", "version": "1.3.0", "request": "GetCapabilities"}
-        all_steps = _generate_time_steps(start, end, step_minutes)
+        client = get_client()
-    else:
+        response = await client.get(DWD_WMS_URL, params=params, timeout=20.0)
-        all_steps = [item.strip() for item in dimension.split(",") if item.strip()]
+        response.raise_for_status()
+        dimension, step_minutes, latest_available = _find_layer_times(response.text, layer)
+        if dimension:
+            all_steps = _steps_from_dimension(dimension)
+        else:
+            source = "fallback"
+            logger.warning("No TIME dimension in WMS capabilities for layer %s", layer)
+    except Exception as exc:
+        source = "fallback"
+        logger.warning("WMS GetCapabilities failed for layer %s: %s", layer, exc)
 
-    cutoff = datetime.now(timezone.utc) - timedelta(minutes=minutes)
+    if not all_steps:
-    filtered = []
+        all_steps = _fallback_time_steps(minutes, step_minutes)
-    for step in all_steps:
+        source = "fallback"
-        try:
+
-            ts = datetime.fromisoformat(step.replace("Z", "+00:00"))
+    filtered = _filter_time_steps(all_steps, minutes, latest_available, step_minutes)
-        except ValueError:
+    if not filtered:
-            continue
+        filtered = _fallback_time_steps(minutes, step_minutes)
-        if ts >= cutoff:
+        source = "fallback"
-            filtered.append(step)
 
     payload = {
         "layer": layer,
         "minutes": minutes,
-        "step_minutes": _parse_iso_duration_minutes("PT5M") if "/" in dimension else 5,
+        "step_minutes": step_minutes,
         "count": len(filtered),
         "times": filtered,
         "latest": filtered[-1] if filtered else None,
+        "latest_available": _format_wms_datetime(latest_available) if latest_available else None,
+        "source": source,
+        "partial": False,
+        "note": "Niederschlagsradar zeigt vergangene Messungen, keine Vorhersage in die Zukunft.",
     }
     await cache_set(cache_key, payload, CACHE_TTL_WMS_TIMES)
     return payload

frontend/app.js

@@ -14,6 +14,9 @@ let radarTimes = [];
 let radarFrameIndex = 0;
 let radarPlayTimer = null;
 let radarPlaying = false;
+let mapMode = "radar";
+let precipData = null;
+let precipLayerGroup = null;
 let hourlyChart = null;
 let settings = loadSettings();
 let searchTimer = null;
@@ -27,8 +30,8 @@ const WEATHER_ICONS = {
 
 function loadSettings() {
   try {
-    return { theme: "dark", unitTemp: "celsius", unitWind: "kmh", radarMinutes: 120, ...JSON.parse(localStorage.getItem(STORAGE_KEY) || "{}") };
+    return { theme: "dark", unitTemp: "celsius", unitWind: "kmh", radarMinutes: 120, forecastHours: 24, ...JSON.parse(localStorage.getItem(STORAGE_KEY) || "{}") };
-  } catch { return { theme: "dark", unitTemp: "celsius", unitWind: "kmh", radarMinutes: 120 }; }
+  } catch { return { theme: "dark", unitTemp: "celsius", unitWind: "kmh", radarMinutes: 120, forecastHours: 24 }; }
 }
 
 function saveSettings() {
@@ -43,7 +46,11 @@ function saveFavorites(items) {
   localStorage.setItem(FAV_KEY, JSON.stringify(items));
 }
 
-function weatherText(code) {
+function weatherIcon(code) {
+  return WEATHER_ICONS[code] || "🌡️";
+}
+
+function weatherLabel(code) {
   const map = {
     0: "Klar", 1: "Überwiegend klar", 2: "Teils bewölkt", 3: "Bewölkt",
     45: "Nebel", 48: "Reifnebel", 51: "Leichter Niesel", 53: "Niesel",
@@ -51,7 +58,11 @@ function weatherText(code) {
     71: "Leichter Schnee", 73: "Schnee", 75: "Starker Schnee", 80: "Regenschauer",
     81: "Starke Schauer", 82: "Heftige Schauer", 95: "Gewitter", 96: "Gewitter mit Hagel", 99: "Schweres Gewitter",
   };
-  return `${WEATHER_ICONS[code] || ""} ${map[code] || `Code ${code}`}`.trim();
+  return map[code] || `Code ${code}`;
+}
+
+function weatherText(code) {
+  return `${weatherIcon(code)} ${weatherLabel(code)}`.trim();
 }
 
 function convertTemp(c) {
@@ -270,6 +281,7 @@ function applyDashboard(dash) {
     renderDaily(dash.forecast.data.daily);
     renderHourly(dash.forecast.data.hourly);
     renderHourStrip(dash.forecast.data.hourly);
+    renderForecastOutlook(dash.forecast.data.hourly);
   }
 
   if (dash.observations?.data) {
@@ -281,23 +293,43 @@ function applyDashboard(dash) {
     }
   }
 
-  if (dash.radar) {
-    el("radarCount").textContent = `${dash.radar.count} online`;
-    el("radarMeta").textContent = `Produkt ${dash.radar.product?.toUpperCase() || "RV"} · DWD OpenData`;
-  }
-
   if (dash.warnings) {
     applyWarningsData(dash.warnings);
   }
 }
 
+function renderForecastOutlook(hourly) {
+  if (!hourly?.time?.length) {
+    el("rainOutlookBig").textContent = "–";
+    el("rainOutlookMeta").textContent = "Kein Forecast";
+    return;
+  }
+
+  let nextRainIdx = -1;
+  let maxProb = 0;
+  hourly.time.slice(0, 24).forEach((_, idx) => {
+    const prob = hourly.precipitation_probability[idx] ?? 0;
+    const precip = hourly.precipitation[idx] ?? 0;
+    if (nextRainIdx === -1 && (prob >= 40 || precip >= 0.15)) nextRainIdx = idx;
+    maxProb = Math.max(maxProb, prob);
+  });
+
+  if (nextRainIdx >= 0) {
+    el("rainOutlookBig").textContent = formatDateTime(hourly.time[nextRainIdx]);
+    el("rainOutlookMeta").textContent = `${hourly.precipitation_probability[nextRainIdx] ?? 0}% · ${hourly.precipitation[nextRainIdx] ?? 0} mm/h`;
+  } else {
+    el("rainOutlookBig").textContent = "Trocken";
+    el("rainOutlookMeta").textContent = `Max. ${maxProb}% in 24 h`;
+  }
+}
+
 function applyWarningsData(data) {
   const localOnly = el("warningsLocalOnly")?.checked ?? true;
   const warnings = data.warnings || [];
   el("warnCount").textContent = String(data.count_local ?? warnings.length);
   el("warnMeta").textContent = localOnly
-    ? `${warnings.length} Warnung(en) für deinen Standort`
+    ? `${data.count_local ?? warnings.length} Warnung(en) für deinen Standort`
-    : `${data.count_total} Warnungen bundesweit (Top ${warnings.length})`;
+    : `${data.count_total} Warnungen bundesweit (${data.count_local ?? warnings.length} eindeutig)`;
 
   const warncellEl = el("warncellInfo");
   if (localOnly && data.warncells?.length) {
@@ -342,22 +374,75 @@ async function loadForecast() {
   renderDaily(data.data.daily);
   renderHourly(data.data.hourly);
   renderHourStrip(data.data.hourly);
+  renderForecastOutlook(data.data.hourly);
+}
+
+function dailyLabel(dateStr) {
+  const d = new Date(`${dateStr}T12:00:00`);
+  const today = new Date();
+  today.setHours(12, 0, 0, 0);
+  const diff = Math.round((d - today) / 86400000);
+  if (diff === 0) return "Heute";
+  if (diff === 1) return "Morgen";
+  return d.toLocaleDateString("de-DE", { weekday: "long" });
 }
 
 function renderDaily(daily) {
+  if (!daily?.time?.length) {
+    el("dailyForecast").innerHTML = `<p class="muted">Kein Forecast verfügbar.</p>`;
+    return;
+  }
+
+  const weekMin = Math.min(...daily.temperature_2m_min);
+  const weekMax = Math.max(...daily.temperature_2m_max);
+  const tempSpan = Math.max(weekMax - weekMin, 1);
+
   el("dailyForecast").innerHTML = daily.time.map((date, idx) => {
-    const d = new Date(date + "T12:00:00");
+    const d = new Date(`${date}T12:00:00`);
-    const day = d.toLocaleDateString("de-DE", { weekday: "short", day: "2-digit", month: "2-digit" });
+    const label = dailyLabel(date);
-    const sunrise = daily.sunrise?.[idx] ? new Date(daily.sunrise[idx]).toLocaleTimeString("de-DE", { hour: "2-digit", minute: "2-digit" }) : "–";
+    const dateLine = d.toLocaleDateString("de-DE", { weekday: "short", day: "2-digit", month: "2-digit" });
-    const sunset = daily.sunset?.[idx] ? new Date(daily.sunset[idx]).toLocaleTimeString("de-DE", { hour: "2-digit", minute: "2-digit" }) : "–";
+    const code = daily.weather_code[idx];
-    return `<div class="day">
+    const tMax = daily.temperature_2m_max[idx];
-      <strong>${day}</strong>
+    const tMin = daily.temperature_2m_min[idx];
-      <span class="muted">${weatherText(daily.weather_code[idx])}</span>
+    const rainProb = daily.precipitation_probability_max[idx] ?? 0;
-      <p class="temp">${convertTemp(daily.temperature_2m_max[idx])} / ${convertTemp(daily.temperature_2m_min[idx])}</p>
+    const rainMm = daily.precipitation_sum[idx] ?? 0;
-      <span class="muted">Regen: ${daily.precipitation_sum[idx]} mm · ${daily.precipitation_probability_max[idx] ?? 0}%</span>
+    const wind = daily.wind_speed_10m_max[idx] ?? 0;
-      <span class="muted block">Wind: ${convertWind(daily.wind_speed_10m_max[idx] ?? 0)} · Böen ${convertWind(daily.wind_gusts_10m_max[idx] ?? 0)}</span>
+    const gusts = daily.wind_gusts_10m_max[idx] ?? 0;
-      <span class="muted block">Sonne: ${sunrise} – ${sunset}</span>
+    const sunrise = daily.sunrise?.[idx]
-    </div>`;
+      ? new Date(daily.sunrise[idx]).toLocaleTimeString("de-DE", { hour: "2-digit", minute: "2-digit" })
+      : "–";
+    const sunset = daily.sunset?.[idx]
+      ? new Date(daily.sunset[idx]).toLocaleTimeString("de-DE", { hour: "2-digit", minute: "2-digit" })
+      : "–";
+
+    const barLeft = ((tMin - weekMin) / tempSpan) * 100;
+    const barWidth = Math.max(((tMax - tMin) / tempSpan) * 100, 10);
+    const isToday = idx === 0;
+    const rainClass = rainProb >= 60 || rainMm >= 5 ? "rain-high" : rainProb >= 30 || rainMm >= 1 ? "rain-mid" : "";
+
+    return `<article class="day-card${isToday ? " day-card-today" : ""}${rainClass ? ` ${rainClass}` : ""}">
+      <header class="day-card-head">
+        <span class="day-card-label">${label}</span>
+        <span class="day-card-date">${dateLine}</span>
+      </header>
+      <div class="day-card-icon" aria-hidden="true">${weatherIcon(code)}</div>
+      <p class="day-card-condition">${weatherLabel(code)}</p>
+      <div class="day-card-temps">
+        <span class="day-temp-max">${convertTemp(tMax)}</span>
+        <div class="day-temp-track" title="${convertTemp(tMin)} – ${convertTemp(tMax)}">
+          <i class="day-temp-range" style="left:${barLeft}%;width:${barWidth}%"></i>
+        </div>
+        <span class="day-temp-min">${convertTemp(tMin)}</span>
+      </div>
+      <div class="day-card-rain">
+        <div class="bar"><i style="width:${Math.min(rainProb, 100)}%"></i></div>
+        <span>${rainProb}% · ${rainMm} mm</span>
+      </div>
+      <footer class="day-card-meta">
+        <span>💨 ${convertWind(wind)} · Böen ${convertWind(gusts)}</span>
+        <span>☀️ ${sunrise} – ${sunset}</span>
+      </footer>
+    </article>`;
   }).join("");
 }
 
@@ -419,28 +504,174 @@ async function loadWarnings() {
   }
 }
 
+function setMapMode(mode) {
+  mapMode = mode;
+  document.querySelectorAll(".map-mode-btn").forEach((btn) => btn.classList.toggle("active", btn.dataset.mapMode === mode));
+  document.querySelectorAll(".map-mode-radar-only").forEach((node) => node.classList.toggle("hidden", mode !== "radar"));
+  document.querySelectorAll(".map-mode-forecast-only").forEach((node) => node.classList.toggle("hidden", mode !== "forecast"));
+  el("timelineTitle").textContent = mode === "radar" ? "Radar-Zeitleiste" : "Vorhersage-Zeitleiste";
+  el("timelineHint").textContent = mode === "radar"
+    ? "Vergangenheit · 5-Min-Schritte · DWD-Radar"
+    : "Zukunft · stündlich · Open-Meteo-Modell (~25 km)";
+
+  if (!map) return;
+  if (mode === "radar") {
+    clearPrecipLayer();
+    if (radarLayer && !map.hasLayer(radarLayer)) radarLayer.addTo(map);
+    showRadarLatest();
+    void loadRadarTimes();
+  } else {
+    if (radarLayer && map.hasLayer(radarLayer)) map.removeLayer(radarLayer);
+    loadPrecipitationMap();
+  }
+}
+
+function precipColor(mm, prob) {
+  const score = Math.max(Number(mm) || 0, ((Number(prob) || 0) / 100) * 2.5);
+  if (score < 0.08) return null;
+  if (score < 0.35) return "rgba(57, 120, 255, 0.38)";
+  if (score < 1) return "rgba(57, 120, 255, 0.58)";
+  if (score < 2.5) return "rgba(255, 81, 249, 0.55)";
+  return "rgba(255, 40, 120, 0.72)";
+}
+
+function clearPrecipLayer() {
+  if (precipLayerGroup && map) {
+    map.removeLayer(precipLayerGroup);
+    precipLayerGroup = null;
+  }
+}
+
+function renderPrecipLayer(hourIndex) {
+  if (!map || !precipData?.cells?.length) return;
+  clearPrecipLayer();
+  precipLayerGroup = L.layerGroup().addTo(map);
+  const half = (precipData.step_deg || 0.25) / 2;
+  precipData.cells.forEach((cell) => {
+    const color = precipColor(cell.precipitation[hourIndex], cell.probability[hourIndex]);
+    if (!color) return;
+    L.rectangle([[cell.lat - half, cell.lon - half], [cell.lat + half, cell.lon + half]], {
+      color: "transparent",
+      fillColor: color,
+      fillOpacity: 1,
+      weight: 0,
+      interactive: false,
+    }).addTo(precipLayerGroup);
+  });
+}
+
+async function loadPrecipitationMap() {
+  const loc = getLocation();
+  const hours = settings.forecastHours || 24;
+  el("mapMeta").textContent = "Lade Regenvorhersage…";
+  try {
+    const data = await api(`/api/forecast/precipitation-map?lat=${loc.lat}&lon=${loc.lon}&hours=${hours}`);
+    precipData = data;
+    radarTimes = data.times || [];
+    el("radarSlider").max = Math.max(0, radarTimes.length - 1);
+    el("mapMeta").textContent = `Regenvorhersage · ${data.cell_count} Felder · ${hours} h${data.cached ? " · Cache" : ""}`;
+    if (radarTimes.length) {
+      setRadarTime(0);
+      el("radarFrameInfo").textContent = `${radarTimes.length} Stunden · Modell Open-Meteo`;
+    } else {
+      el("radarTimeLabel").textContent = "Keine Vorhersagedaten";
+    }
+  } catch (err) {
+    el("mapMeta").textContent = `Vorhersage: ${err.message}`;
+    el("radarTimeLabel").textContent = err.message;
+  }
+}
+
+function applyRadarWmsTime(time, isLatest) {
+  if (!radarLayer) return;
+  if (isLatest) {
+    delete radarLayer.wmsParams.TIME;
+    delete radarLayer.wmsParams.time;
+  } else {
+    radarLayer.setParams({ TIME: time });
+  }
+  radarLayer.setParams({ _cache: Date.now() });
+  if (radarLayer._map) radarLayer.redraw();
+}
+
+function showRadarLatest() {
+  if (!radarLayer || mapMode !== "radar" || !map) return;
+  applyRadarWmsTime(null, true);
+  if (radarTimes.length) {
+    radarFrameIndex = radarTimes.length - 1;
+    el("radarSlider").value = radarFrameIndex;
+    el("radarTimeLabel").textContent = `Aktuell · ${formatDateTime(radarTimes[radarFrameIndex])}`;
+  } else {
+    el("radarTimeLabel").textContent = "Aktuell";
+    el("radarFrameInfo").textContent = "Lade Verlauf…";
+  }
+}
+
 function setRadarTime(index) {
   if (!radarTimes.length) return;
   radarFrameIndex = Math.max(0, Math.min(index, radarTimes.length - 1));
   const time = radarTimes[radarFrameIndex];
+  const isLatest = mapMode === "radar" && radarFrameIndex === radarTimes.length - 1;
   el("radarSlider").value = radarFrameIndex;
-  el("radarTimeLabel").textContent = formatDateTime(time);
+  el("radarTimeLabel").textContent = isLatest
-  el("radarFrameInfo").textContent = `Frame ${radarFrameIndex + 1} / ${radarTimes.length}`;
+    ? `Aktuell · ${formatDateTime(time)}`
+    : formatDateTime(time);
+  el("radarFrameInfo").textContent = mapMode === "forecast"
+    ? `Stunde ${radarFrameIndex + 1} / ${radarTimes.length} · +${radarFrameIndex} h`
+    : `Frame ${radarFrameIndex + 1} / ${radarTimes.length}`;
 
-  if (radarLayer) {
+  if (mapMode === "forecast") {
-    radarLayer.setParams({ TIME: time, _cache: Date.now() });
+    renderPrecipLayer(radarFrameIndex);
+  } else if (radarLayer) {
+    applyRadarWmsTime(time, isLatest);
   }
 }
 
+function applyRadarTimeline(data, { previousTime = null } = {}) {
+  radarTimes = data.times || [];
+  el("radarSlider").max = Math.max(0, radarTimes.length - 1);
+  if (!radarTimes.length) {
+    el("radarTimeLabel").textContent = "Keine Zeitschritte";
+    return;
+  }
+
+  if (previousTime) {
+    const idx = radarTimes.indexOf(previousTime);
+    if (idx >= 0) {
+      setRadarTime(idx);
+      return;
+    }
+  }
+
+  radarFrameIndex = radarTimes.length - 1;
+  el("radarSlider").value = radarFrameIndex;
+  el("radarTimeLabel").textContent = `Aktuell · ${formatDateTime(data.latest || radarTimes[radarFrameIndex])}`;
+  el("radarFrameInfo").textContent = data.partial
+    ? `${radarTimes.length} Frames · Verlauf wird verfeinert…`
+    : `${radarTimes.length} Frames · bis ${formatDateTime(data.latest)}`;
+  applyRadarWmsTime(radarTimes[radarFrameIndex], true);
+}
+
 async function loadRadarTimes() {
+  if (mapMode !== "radar") return;
   const layer = radarLayer?.wmsParams?.layers || "dwd:Niederschlagsradar";
   const minutes = settings.radarMinutes || 120;
+  const previousTime = radarTimes.length && radarFrameIndex < radarTimes.length - 1
+    ? radarTimes[radarFrameIndex]
+    : null;
+
   try {
-    const data = await api(`/api/radar/wms/times?layer=${encodeURIComponent(layer)}&minutes=${minutes}`);
+    const quickData = await api(
-    radarTimes = data.times || [];
+      `/api/radar/wms/times?layer=${encodeURIComponent(layer)}&minutes=${minutes}&quick=1`,
-    el("radarSlider").max = Math.max(0, radarTimes.length - 1);
+    );
-    if (radarTimes.length) setRadarTime(radarTimes.length - 1);
+    applyRadarTimeline(quickData, { previousTime });
-    else el("radarTimeLabel").textContent = "Keine Zeitschritte";
+
+    const fullData = await api(
+      `/api/radar/wms/times?layer=${encodeURIComponent(layer)}&minutes=${minutes}`,
+    );
+    applyRadarTimeline(fullData, {
+      previousTime: radarFrameIndex < radarTimes.length - 1 ? radarTimes[radarFrameIndex] : null,
+    });
   } catch (err) {
     el("radarTimeLabel").textContent = `Zeitleiste: ${err.message}`;
   }
@@ -494,7 +725,8 @@ async function initMap() {
     });
     layerControl = L.control.layers({ "OpenStreetMap": osmLayer }, overlays, { collapsed: false }).addTo(map);
     el("mapMeta").textContent = "DWD Radar + Warnungen aktiv";
-    await loadRadarTimes();
+    showRadarLatest();
+    void loadRadarTimes();
   } catch (err) {
     el("mapMeta").textContent = `Karte: ${err.message}`;
   }
@@ -508,10 +740,15 @@ function updateMapLocation() {
 }
 
 function reloadRadarLayers() {
+  if (mapMode === "forecast") {
+    loadPrecipitationMap();
+    return;
+  }
   wmsLayers.forEach((layer) => {
     if (map?.hasLayer(layer.instance)) layer.instance.setParams({ _cache: Date.now() });
   });
-  loadRadarTimes();
+  showRadarLatest();
+  void loadRadarTimes();
 }
 
 function toggleWarningsOnMap() {
@@ -598,6 +835,7 @@ function applySettingsToUI() {
   el("unitTemp").value = settings.unitTemp;
   el("unitWind").value = settings.unitWind;
   el("radarMinutes").value = String(settings.radarMinutes);
+  el("forecastHours").value = String(settings.forecastHours || 24);
   applyTheme();
 }
 
@@ -636,14 +874,12 @@ async function loadAll() {
     await loadDashboard();
   } catch {
     await Promise.allSettled([loadForecast(), loadObservations(), loadWarnings()]);
-    const radar = await api("/api/radar/latest?limit=12").catch(() => null);
-    if (radar) {
-      el("radarCount").textContent = `${radar.count} online`;
-      el("radarMeta").textContent = `Produkt ${radar.product.toUpperCase()} · DWD OpenData`;
-    }
   }
   updateMapLocation();
-  if (map) loadRadarTimes();
+  if (map) {
+    if (mapMode === "forecast") loadPrecipitationMap();
+    else loadRadarTimes();
+  }
 }
 
 async function init() {
@@ -655,6 +891,9 @@ async function init() {
 }
 
 document.querySelectorAll(".tab").forEach((tab) => tab.addEventListener("click", () => activateView(tab.dataset.view)));
+document.querySelectorAll(".map-mode-btn").forEach((btn) => {
+  btn.addEventListener("click", () => setMapMode(btn.dataset.mapMode));
+});
 el("loadBtn").addEventListener("click", loadAll);
 el("centerMapBtn").addEventListener("click", updateMapLocation);
 el("reloadRadarLayersBtn").addEventListener("click", reloadRadarLayers);
@@ -684,20 +923,22 @@ el("themeToggle").addEventListener("click", () => {
   if (latestForecast?.data?.hourly) renderHourlyChart(latestForecast.data.hourly);
 });
 
-["unitTemp", "unitWind", "radarMinutes"].forEach((id) => {
+["unitTemp", "unitWind", "radarMinutes", "forecastHours"].forEach((id) => {
   el(id).addEventListener("change", (e) => {
-    const key = id === "radarMinutes" ? "radarMinutes" : id.replace("unit", "unit").replace("Temp", "Temp").replace("Wind", "Wind");
     if (id === "unitTemp") settings.unitTemp = e.target.value;
     if (id === "unitWind") settings.unitWind = e.target.value;
     if (id === "radarMinutes") settings.radarMinutes = Number(e.target.value);
+    if (id === "forecastHours") settings.forecastHours = Number(e.target.value);
     saveSettings();
     if (latestForecast) {
       renderDaily(latestForecast.data.daily);
       renderHourly(latestForecast.data.hourly);
       renderHourStrip(latestForecast.data.hourly);
+      renderForecastOutlook(latestForecast.data.hourly);
       loadForecast();
     }
-    if (id === "radarMinutes" && map) loadRadarTimes();
+    if (id === "radarMinutes" && map && mapMode === "radar") loadRadarTimes();
+    if (id === "forecastHours" && map && mapMode === "forecast") loadPrecipitationMap();
   });
 });
 

frontend/index.html

@@ -69,7 +69,7 @@
 
       <nav class="tabs" aria-label="Ansichten">
         <button class="tab active" data-view="dashboard">Übersicht</button>
-        <button class="tab" data-view="radar">Radar-Karte</button>
+        <button class="tab" data-view="radar">Karte</button>
         <button class="tab" data-view="warnings">Warnungen</button>
         <button class="tab" data-view="hourly">Stunden</button>
         <button class="tab" data-view="daily">7 Tage</button>
@@ -78,9 +78,9 @@
 
       <section class="view active" data-view="dashboard">
         <section class="grid">
-          <article class="glass-card card"><h2>Aktuelles Wetter</h2><p class="big" id="currentTemp">–</p><p id="currentMeta" class="muted">Lade…</p></article>
+          <article class="glass-card card card-accent"><h2>Aktuelles Wetter</h2><p class="big" id="currentTemp">–</p><p id="currentMeta" class="muted">Lade…</p></article>
+          <article class="glass-card card card-accent"><h2>Regen · 24 h</h2><p class="big" id="rainOutlookBig">–</p><p id="rainOutlookMeta" class="muted">Lade…</p></article>
           <article class="glass-card card"><h2>DWD-Beobachtung</h2><p class="big" id="obsTemp">–</p><p id="obsMeta" class="muted">Lade…</p></article>
-          <article class="glass-card card"><h2>Radar-Status</h2><p class="big" id="radarCount">–</p><p id="radarMeta" class="muted">Lade…</p></article>
           <article class="glass-card card"><h2>Warnungen</h2><p class="big" id="warnCount">–</p><p id="warnMeta" class="muted">Lade…</p></article>
         </section>
         <section class="glass-card">
@@ -96,12 +96,19 @@
       <section class="view" data-view="radar">
         <section class="glass-card map-panel">
           <div class="section-head">
-            <div><h2>Radar-Karte</h2><p class="muted no-margin">DWD WMS · OpenStreetMap · Zeitleiste</p></div>
+            <div>
+              <h2>Wetterkarte</h2>
+              <p class="muted no-margin">DWD-Radar · Open-Meteo-Regenvorhersage · OpenStreetMap</p>
+            </div>
             <span class="muted" id="mapMeta">Lade…</span>
           </div>
+          <div class="map-mode-toggle" role="tablist" aria-label="Kartenmodus">
+            <button type="button" class="map-mode-btn active" data-map-mode="radar">Radar · Vergangenheit</button>
+            <button type="button" class="map-mode-btn" data-map-mode="forecast">Regenvorhersage · Zukunft</button>
+          </div>
           <div id="map"></div>
           <div class="panel-inner" id="radarTimeline">
-            <div class="section-head"><strong>Radar-Zeitleiste</strong><span class="muted" id="radarTimeLabel">–</span></div>
+            <div class="section-head"><strong id="timelineTitle">Zeitleiste</strong><span class="muted" id="radarTimeLabel">–</span></div>
             <div class="timeline-controls">
               <button id="radarFirstBtn" class="btn btn-secondary icon-btn">⏮</button>
               <button id="radarPrevBtn" class="btn btn-secondary icon-btn">◀</button>
@@ -111,13 +118,20 @@
               <input id="radarSlider" type="range" min="0" max="0" value="0" />
             </div>
             <div class="timeline-meta">
-              <label class="inline-check"><input type="checkbox" id="showWarningsOnMap" checked /> Warnungen</label>
+              <label class="inline-check map-mode-radar-only"><input type="checkbox" id="showWarningsOnMap" checked /> Warnungen</label>
               <span class="muted" id="radarFrameInfo"></span>
             </div>
+            <p class="muted no-margin" id="timelineHint" style="margin-top:8px;font-size:0.85rem">Vergangenheit · 5-Min-Schritte · DWD-Radar</p>
+            <div class="precip-legend map-mode-forecast-only hidden" id="precipLegend">
+              <span><i class="swatch light"></i> leicht</span>
+              <span><i class="swatch medium"></i> mäßig</span>
+              <span><i class="swatch heavy"></i> stark</span>
+              <span class="muted">Modell · ~25 km · Open-Meteo</span>
+            </div>
           </div>
           <div class="map-actions">
             <button id="centerMapBtn" class="btn btn-secondary">Auf Standort zentrieren</button>
-            <button id="reloadRadarLayersBtn" class="btn btn-secondary">Layer neu laden</button>
+            <button id="reloadRadarLayersBtn" class="btn btn-secondary">Karte neu laden</button>
           </div>
         </section>
       </section>
@@ -157,9 +171,15 @@
       </section>
 
       <section class="view" data-view="daily">
-        <section class="glass-card">
+        <section class="glass-card daily-forecast-panel">
-          <div class="section-head"><h2>7-Tage Forecast</h2><span class="muted" id="dailySource"></span></div>
+          <div class="section-head">
-          <div class="days" id="dailyForecast"></div>
+            <div>
+              <h2>7-Tage Forecast</h2>
+              <p class="muted no-margin">Temperatur, Regen &amp; Wind · Open-Meteo</p>
+            </div>
+            <span class="muted" id="dailySource"></span>
+          </div>
+          <div class="days days-forecast" id="dailyForecast"></div>
         </section>
       </section>
 
@@ -170,6 +190,7 @@
             <label>Temperatureinheit<select id="unitTemp"><option value="celsius">°C</option><option value="fahrenheit">°F</option></select></label>
             <label>Windeinheit<select id="unitWind"><option value="kmh">km/h</option><option value="ms">m/s</option><option value="kn">kn</option></select></label>
             <label>Radar-Zeitleiste<select id="radarMinutes"><option value="60">60 Min.</option><option value="90">90 Min.</option><option value="120" selected>120 Min.</option></select></label>
+            <label>Regen-Karte<select id="forecastHours"><option value="6">6 h</option><option value="12">12 h</option><option value="24" selected>24 h</option></select></label>
             <label>Standard-Standort<button id="saveDefaultLocationBtn" class="btn btn-secondary full-width">Aktuellen Ort speichern</button></label>
           </div>
         </section>

frontend/style.css

@@ -2,7 +2,7 @@
 
 :root {
   --background-color: #0d0821;
-  --background-gradient: linear-gradient(135deg, #0d0821 0%, #1a1230 100%);
+  --background-gradient: linear-gradient(180deg, #0d0821 0%, #1a1230 100%);
   --primary-color: #ff51f9;
   --accent-color-1: #a348ff;
   --accent-color-2: #3978ff;
@@ -32,7 +32,7 @@
 
 html[data-theme="light"] {
   --background-color: #f4f0ff;
-  --background-gradient: linear-gradient(135deg, #f4f0ff 0%, #ebe4ff 100%);
+  --background-gradient: linear-gradient(180deg, #f4f0ff 0%, #ebe4ff 100%);
   --text-primary: #1b1238;
   --text-secondary: #5f5380;
   --glass-bg: rgba(255, 255, 255, 0.82);
@@ -42,12 +42,32 @@ html[data-theme="light"] {
 
 * { box-sizing: border-box; margin: 0; padding: 0; }
 
+html {
+  height: 100%;
+}
+
 body {
   font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
   color: var(--text-primary);
-  background: var(--background-gradient);
+  background-color: var(--background-color);
+  background-image: var(--background-gradient);
+  background-attachment: fixed;
+  background-size: cover;
   line-height: 1.6;
-  min-height: 100vh;
+  min-height: 100%;
+  min-height: 100dvh;
+  display: flex;
+  flex-direction: column;
+  user-select: none;
+  -webkit-user-select: none;
+}
+
+input,
+textarea,
+select,
+[contenteditable="true"] {
+  user-select: text;
+  -webkit-user-select: text;
 }
 
 a { color: var(--primary-color); text-decoration: none; }
@@ -131,7 +151,9 @@ html[data-theme="light"] .site-header { background: rgba(244, 240, 255, 0.88); }
 }
 .status-pill.bad { border-color: rgba(255, 77, 109, 0.45); color: #ffb4c2; }
 
-.app-main { padding: var(--space-4) 0 var(--space-5); }
+.app-main {
+  padding: var(--space-4) 0 var(--space-5);
+}
 
 .hero-copy { margin-bottom: var(--space-3); }
 .hero-copy h1 {
@@ -271,6 +293,51 @@ html[data-theme="light"] .search-results { background: #fff; }
   border-color: transparent;
 }
 
+.card-accent {
+  border-color: rgba(57, 120, 255, 0.35);
+  background: linear-gradient(180deg, rgba(57, 120, 255, 0.08), var(--glass-bg));
+}
+
+.map-mode-toggle {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+  margin-bottom: 12px;
+}
+.map-mode-btn {
+  border-radius: var(--radius-lg);
+  padding: 0.55rem 0.9rem;
+  border: 1px solid var(--glass-border);
+  background: var(--glass-bg);
+  color: var(--text-primary);
+  cursor: pointer;
+  font-weight: 600;
+}
+.map-mode-btn.active {
+  background: linear-gradient(135deg, rgba(57,120,255,0.85), rgba(255,81,249,0.85));
+  border-color: transparent;
+}
+
+.precip-legend {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 12px;
+  align-items: center;
+  margin-top: 8px;
+  font-size: 0.82rem;
+}
+.precip-legend .swatch {
+  display: inline-block;
+  width: 14px;
+  height: 14px;
+  border-radius: 4px;
+  margin-right: 4px;
+  vertical-align: middle;
+}
+.precip-legend .swatch.light { background: rgba(57, 120, 255, 0.45); }
+.precip-legend .swatch.medium { background: rgba(57, 120, 255, 0.75); }
+.precip-legend .swatch.heavy { background: rgba(255, 81, 249, 0.75); }
+
 .view { display: none; }
 .view.active { display: block; }
 
@@ -293,7 +360,7 @@ html[data-theme="light"] .search-results { background: #fff; }
   grid-template-columns: repeat(6, minmax(0, 1fr));
   gap: 12px;
 }
-.metric, .day, .hour-card, .source-item, .source-status, .warning-card, .admin-stat {
+.metric, .hour-card, .source-item, .source-status, .warning-card, .admin-stat {
   border: 1px solid var(--glass-border);
   border-radius: var(--radius-xl);
   padding: 14px;
@@ -308,6 +375,134 @@ html[data-theme="light"] .search-results { background: #fff; }
   gap: 12px;
 }
 
+.daily-forecast-panel { overflow: hidden; }
+
+.days-forecast {
+  display: flex;
+  gap: 14px;
+  overflow-x: auto;
+  padding: 4px 2px 10px;
+  scroll-snap-type: x mandatory;
+  -webkit-overflow-scrolling: touch;
+}
+.days-forecast::-webkit-scrollbar { height: 6px; }
+.days-forecast::-webkit-scrollbar-thumb {
+  background: rgba(255, 81, 249, 0.35);
+  border-radius: 999px;
+}
+
+.day-card {
+  flex: 0 0 min(172px, 44vw);
+  scroll-snap-align: start;
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+  padding: 16px 14px;
+  border-radius: var(--radius-xl);
+  border: 1px solid var(--glass-border);
+  background: rgba(0, 0, 0, 0.18);
+  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
+}
+html[data-theme="light"] .day-card { background: rgba(255, 255, 255, 0.72); }
+.day-card:hover {
+  transform: translateY(-2px);
+  border-color: rgba(255, 81, 249, 0.35);
+  box-shadow: 0 10px 28px rgba(255, 81, 249, 0.12);
+}
+.day-card-today {
+  border-color: rgba(255, 81, 249, 0.55);
+  background: linear-gradient(165deg, rgba(255, 81, 249, 0.14), rgba(57, 120, 255, 0.1));
+  box-shadow: 0 8px 24px rgba(255, 81, 249, 0.15);
+}
+.day-card.rain-mid { border-color: rgba(57, 120, 255, 0.4); }
+.day-card.rain-high { border-color: rgba(57, 120, 255, 0.55); background: linear-gradient(165deg, rgba(57, 120, 255, 0.12), rgba(0,0,0,0.18)); }
+
+.day-card-head {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+}
+.day-card-label {
+  font-weight: 800;
+  font-size: 0.95rem;
+  letter-spacing: 0.01em;
+}
+.day-card-date {
+  font-size: 0.78rem;
+  color: var(--text-secondary);
+  text-transform: capitalize;
+}
+.day-card-icon {
+  font-size: 2.4rem;
+  line-height: 1;
+  margin: 2px 0;
+}
+.day-card-condition {
+  font-size: 0.82rem;
+  color: var(--text-secondary);
+  min-height: 2.5em;
+  line-height: 1.25;
+}
+
+.day-card-temps {
+  display: grid;
+  grid-template-columns: auto 1fr auto;
+  align-items: center;
+  gap: 8px;
+}
+.day-temp-max {
+  font-size: 1.35rem;
+  font-weight: 800;
+  color: var(--highlight-color);
+}
+.day-temp-min {
+  font-size: 0.95rem;
+  font-weight: 600;
+  color: var(--text-secondary);
+}
+.day-temp-track {
+  position: relative;
+  height: 8px;
+  border-radius: 999px;
+  background: rgba(255, 255, 255, 0.1);
+  overflow: hidden;
+}
+.day-temp-range {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  border-radius: 999px;
+  background: linear-gradient(90deg, var(--accent-color-2), var(--primary-color));
+}
+
+.day-card-rain {
+  display: grid;
+  gap: 6px;
+  font-size: 0.78rem;
+  color: var(--text-secondary);
+}
+.day-card-rain .bar { margin: 0; }
+
+.day-card-meta {
+  display: grid;
+  gap: 4px;
+  font-size: 0.74rem;
+  color: var(--text-secondary);
+  margin-top: auto;
+  padding-top: 4px;
+  border-top: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+@media (min-width: 960px) {
+  .days-forecast {
+    display: grid;
+    grid-template-columns: repeat(7, minmax(0, 1fr));
+    overflow: visible;
+    padding-bottom: 0;
+  }
+  .day-card { flex: unset; min-width: 0; }
+}
+
 .hourly-chart-wrap {
   position: relative;
   height: min(340px, 48vh);
@@ -409,8 +604,10 @@ th { color: var(--text-secondary); font-size: 0.8rem; }
 .rendered-frame figcaption { padding: 8px 10px; font-size: 0.78rem; color: var(--text-secondary); }
 
 .site-footer {
+  flex-shrink: 0;
+  margin-top: auto;
   border-top: 1px solid var(--glass-border);
-  background: rgba(0,0,0,0.22);
+  background: transparent;
   padding: var(--space-4) 0;
   color: var(--text-secondary);
   font-size: 0.86rem;
@@ -428,7 +625,12 @@ th { color: var(--text-secondary); font-size: 0.8rem; }
 .leaflet-control-layers, .leaflet-popup-content-wrapper { color: #1b1238; }
 
 /* Admin */
-.admin-page { min-height: 100vh; }
+.admin-page {
+  min-height: 100%;
+  min-height: 100dvh;
+  display: flex;
+  flex-direction: column;
+}
 .admin-login-wrap {
   min-height: calc(100vh - 80px);
   display: grid;
@@ -465,7 +667,12 @@ th { color: var(--text-secondary); font-size: 0.8rem; }
   color: var(--text-secondary);
 }
 
-.legal-page { max-width: 760px; margin: 40px auto; padding: 0 20px; }
+.legal-page {
+  max-width: 760px;
+  margin: 40px auto;
+  padding: 0 20px 40px;
+  width: 100%;
+}
 .legal-page h1 { font-family: "Russo One", sans-serif; }
 
 @media (max-width: 1000px) {