Daily maximum surface air temperature forecast (°F). 2.5km CONUS via nowCOAST.
55%
NDFD Min TemperatureNDFD
Daily minimum surface air temperature forecast (°F). 2.5km CONUS via nowCOAST.
55%
🌀 NHC TROPICAL CYCLONES
NOAA National Hurricane Center tropical cyclone layers via nowCOAST WMS. Active systems in Atlantic, Gulf, Eastern & Central Pacific. Updated every 6h (3h near landfall).
Forecast ConeNHC
120-hour cone of uncertainty. ~60-70% probability the storm center stays within this area.
65%
Forecast TrackNHC
Official NHC 120-hour forecast track line connecting forecast positions.
80%
Forecast PointsNHC
Forecast center positions at 12/24/36/48/72/96/120h with intensity classification.
80%
Wind ExtentNHC
Current tropical storm and hurricane force wind extent radii from advisory data.
50%
Watches/WarningsNHC
Coastal hurricane/tropical storm watches and warnings for active systems.
70%
Observed TrackNHC
Best track line showing the storm's observed path to current time.
75%
Observed PositionsNHC
Past center positions at 6h intervals from best track analysis.
75%
PRECIPITATION
1-Hour PrecipitationPRECIP
70%
Storm Total PrecipitationPRECIP
70%
SATELLITE
GOES-East InfraredGOES
60%
GOES-East Visible (daytime)GOES
60%
GOES Water Vapor (6.2µm)GOES
60%
GOES Shortwave IR (3.9µm)GOES
55%
ALERTS
NWS Warnings / WatchesWARN
80%
NWS Hazards (Watches / Advisories)WARN
80%
SPC OUTLOOKS
Day 1 Categorical OutlookSPC
60%
Day 2 Categorical OutlookSPC
60%
Day 3 Categorical OutlookSPC
60%
Day 1 Tornado ProbabilityTORN
60%
Day 1 Hail ProbabilityHAIL
60%
Day 1 Wind ProbabilityWIND
60%
Day 2 Tornado ProbabilityTORN
60%
MESOSCALE DISCUSSIONS
SPC Mesoscale DiscussionsMD
70%
SURFACE OBSERVATIONS
Wind Barbs (knots)OBS
90%
Cloud Cover (oktas)OBS
80%
Station Data (Temp/Dwpt/Press)OBS
90%
STORM REPORTS (LSR)
Last 24 Hours (Torn/Hail/Wind)LSR
90%
Last 48 HoursLSR
80%
Last 72 HoursLSR
70%
ENVIRONMENTAL
IMS Snow & Ice Cover (1km)ENV
60%
NWM Soil Moisture SaturationENV
60%
RFC Flash Flood GuidanceFFG
65%
US Drought MonitorUSDM
NOAA/NCEI NIDIS weekly drought map (D0–D4). Updated every Thursday. Yellow (Abnormally Dry) → Tan (Moderate) → Orange (Severe) → Red (Extreme) → Dark Red (Exceptional). Click for severity + % coverage.
70%
USDM Change (1 Week)USDM
Week-over-week change in drought classification. Green = improvement, Red = degradation.
70%
USDM Week Count (D1+)USDM
Number of weeks in the past 52 weeks that a location experienced D1 (Moderate Drought) or worse.
70%
HYDROLOGY
NWM Streamflow (CFS)NWM
80%
Streamflow Anomaly (± normal)NWM
80%
MRMS QPE 1h (Obs Precip)QPE
Radar-only precipitation accumulation ending at the top of the hour (1km). 1h updates every ~2 minutes; 3h+ are hourly rollups.
70%
MRMS QPE 3h (Obs Precip)QPE
70%
MRMS QPE 6h (Obs Precip)QPE
70%
MRMS QPE 12h (Obs Precip)QPE
70%
MRMS QPE 24h (Obs Precip)QPE
70%
MRMS QPE 48h (Obs Precip)QPE
70%
MRMS QPE 72h (Obs Precip)QPE
Radar-only precipitation accumulation ending at the top of the hour (1km). Longer accumulations update hourly at the top of the hour (MRMS).
70%
River Gauges (USGS)USGS
USGS Water Services API — real-time streamflow (CFS) & gage height (ft) from ~13,500 stations. Diamond markers color-coded by flow magnitude: red (very low) → green (normal) → blue (above normal) → purple (high) → magenta (flood). Viewport-bounded, 15-min refresh. Free, no key.
90%
⚡ LIGHTNING
PWS Network (Live Temps)PWS
WeatherRadar AI proprietary PWS scraper network — real-time temperature readings from personal weather stations near all 19 Kalshi trading cities. Color-coded by temperature. Updates every 5 min.
Lightning Strikes (Blitzortung)LTG
Real-time via Blitzortung WebSocket. Last 5 min, auto-expires. Hotkey: L
90%
TRACKING
Live Aircraft (OpenSky)ADSB
Live ADS-B feeds via OpenSky. Zoom to z8+. Color = altitude band.
90%
Nautical Charts (OpenSeaMap)AIS
Nautical marks, buoys, shipping lanes. Vessel markers at z12+ in busy ports.
80%
🎯 SINGLE-SITE RADAR (RIDGE)
RadarScope-style product switching for nearest WSR-88D site: ----. Products depend on IEM availability; layers fail gracefully if missing.
Base Reflectivity (Single Site)RIDGE
70%
Radial Velocity (Single Site)VEL
Best-effort. Some sites do not expose base velocity tiles via IEM.
75%
Correlation Coefficient (CC)CC
75%
Differential Reflectivity (ZDR)ZDR
75%
Specific Differential Phase (KDP)KDP
75%
NOWCAST / QPF
6-hour precipitation forecast polygons (WPC). Not time-animated; pick an interval layer.
WPC QPF 0–6h (Day 1)QPF
55%
WPC QPF 6–12hQPF
55%
WPC QPF 12–18hQPF
55%
WPC QPF 18–24hQPF
55%
🌡 OPENWEATHER
Requires OWM_API_KEY in app.js. Free tier: 1M tiles/month.
Temperature (°C)OWM
60%
Cloud CoverOWM
60%
Wind SpeedOWM
60%
Sea-Level PressureOWM
60%
PrecipitationOWM
60%
🌬️ WIND FLOW
Animated wind streamlines via Open-Meteo. Free, no API key. 10-min refresh.
NDFD 2.5km forecast grids (CONUS). Temperature, dewpoint, apparent temp, humidity. Updates every 30 min.
Temperature (°F)NDFD
Current-hour temperature forecast. Color-filled contours at 2.5km resolution.
55%
Apparent Temp (°F)NDFD
Wind chill (≤50°F) or heat index (≥80°F). Between 51–80°F shows ambient temp.
55%
Dewpoint (°F)NDFD
Surface dewpoint temperature. High dewpoints (≥65°F) indicate humid, unstable air.
55%
Relative Humidity (%)NDFD
Surface relative humidity. Low RH (≤25%) = fire weather concern, high RH (≥80%) = fog/precipitation risk.
55%
HISTORICAL RADAR
Radar Archive (24h)ARCH
Client-only IEM archive. Choose a time, step frames, or play a 24h loop. Uses nearest RIDGE radar site.
75%
⚠️ STORM TRACKS
NWS storm-based warnings (TOR/SVR/FFW) with projected motion vectors. Color-coded polygons + dashed projected paths with 15-min cross-ticks. Updates every 2 min.
Storm Tracks (NWS)NWS
Tornado, Severe Thunderstorm, Flash Flood, Marine, Snow Squall, Dust Storm, Extreme Wind warnings with projected storm paths.
85%
🌊 MARINE
NDBC buoy observations (water temp, waves, wind) plus NOAA CO-OPS tide predictions. Client-only best effort; data availability varies by station.
Buoys (NDBC)NDBC
90%
Tide Predictions (NOAA)TIDES
Auto-selects the nearest tide station to map center and shows upcoming High/Low tide times in the popup.
95%
STORM CHASERS
Live Spotter Network member positions. Feed is marked non-commercial by Spotter Network.
Spotter Network (Live)SPOTTER
Positions update ~1 min. Click a spotter for last update time + movement status.
85%
⚡ POWER OUTAGES
Real-time county-level power outage data from DOE/ORNL ODIN. Color-coded by severity: blue (minor) → cyan → yellow → amber → red (critical). Updates every 10 min.
Power Outages (DOE)DOE
ORNL ODIN real-time utility outage polygons — county boundaries colored by customers affected. Click a county for details.
70%
🌐 WPC SURFACE ANALYSIS
Fronts (cold/warm/stationary/occluded), troughs, and high/low pressure centers from NWS Weather Prediction Center. Day 1 forecast chart includes precipitation types and severe weather areas.
Full Day 1 chart with precipitation areas, severe/heavy rain risk, fire weather, snow, freezing rain overlaid on map.
65%
✈️ AVIATION
NDFD aviation layers from NOAA nowCOAST GeoServer (WMS). METAR/PIREP from FAA Aviation Weather Center. Updates every 30 min. For flight planning and IFR awareness.
Wind Speed (kt)NDFD
Surface wind speed in knots. Color-filled NDFD 2.5km CONUS grid. Critical for takeoff/landing performance and low-level wind shear awareness.
65%
Wind Gust (kt)NDFD
Surface wind gust speed in knots. Highlights convective and frontal gust zones. Plotted where gusts exceed sustained winds by 5+ kt.
65%
Sky Cover / Ceiling (%)NDFD
Total sky cover percentage. High values (80–100%) correlate with low ceilings and IFR conditions. Proxy for ceiling and visibility planning.
55%
Precip Probability (%)NDFD
12-hour precipitation probability. High PoP (≥50%) indicates IMC risk. Supports go/no-go and alternate airport planning.
55%
METAR Flight CategoriesAWC
VFR (green) • MVFR (blue) • IFR (red) • LIFR (magenta). Station ID, temperature, and wind in popup. Last 1 hour, viewport-bounded. Requires CORS access to AWC.
90%
PIREPs (Turb / Icing)AWC
Pilot weather reports from last 2 hours. Triangle markers colored by turbulence severity. Click for TURB / ICING / altitude details. Requires CORS access to AWC.
85%
SIGMETs (Hazards)AWC
Significant Meteorological Information (SIGMET). Polygons for convective storms, severe turbulence, severe icing, dust/sand/volcanic ash. Updates every 30 min. Requires CORS access to AWC.
65%
G-AIRMETsAWC
Graphical AIRMETs (icing, turbulence, IFR, mountain obscuration). Best-effort hazard coloring from text fields. Updates every 30 min. Requires CORS access to AWC.
60%
CWA (Center Wx Adv.)AWC
Center Weather Advisories (short-fuse hazards for enroute planning). Updates every 30 min. Requires CORS access to AWC.
65%
TAF (Terminal Forecast)AWC
Terminal Aerodrome Forecasts. Flight-category colored markers (VFR/IFR/MVFR/LIFR) based on worst forecast condition. Viewport-based; updates every 30 min.
85%
Intl SIGMETsAWC
International SIGMETs — worldwide hazard polygons (convection, icing, turbulence, volcanic ash). Updates every 30 min.
60%
Convective Forecast (TCF)AWC
TFM Convective Forecast — thunderstorm forecast polygons for air traffic flow management. Updates every 30 min.
55%
AIRMETs (Alaska)AWC
Alaska AIRMETs — icing, turbulence, IFR, mountain obscuration polygons. Updates every 30 min.
60%
Airport Info (AWC)AWC
Airport database — diamond markers with ICAO/IATA codes, elevation, runways, frequencies. Zoom ≥7 to display. Viewport-based.
Meteorological Impact Statements — ARTCC center impact areas for traffic flow planning. Updates every 30 min.
65%
🌎 EARTHQUAKES
USGS real-time earthquake feeds (GeoJSON). Magnitude-colored circle markers with popups; optional plate boundaries overlay. Updates every 10 min.
Earthquakes (USGS)USGS
Circle size scales with magnitude; color scales by magnitude. Click for details (depth, time, tsunami flag) + USGS event link.
95%
Tectonic Plate BoundariesPLATES
Dashed cyan linework (PB2002). Useful context for seismic clusters and boundary zones.
75%
🔥 WILDFIRES
NIFC WFIGS Interagency Fire Perimeters from ArcGIS FeatureServer. Polygon outlines color-coded by acreage with popups showing fire name, acres, containment %, and cause. Updates every 10 min.
Active Wildfires (NIFC)NIFC
WFIGS fire perimeters colored by acreage: yellow (<100ac) → amber → orange → red (100K+ ac). Click for fire name, acres, containment %, cause, and discovery date.
85%
🛰️ SATELLITE FIRE HOTSPOTS
NASA FIRMS thermal anomalies via GIBS WMS. VIIRS (375m, ~12h latency) from Suomi NPP, NOAA-20 & NOAA-21 satellites. MODIS (1km, ~1–2 day latency) combined Aqua+Terra. Complements NIFC wildfire perimeters with satellite-detected heat signatures. No API key required.
VIIRS S-NPP (375m)NASA
Suomi NPP VIIRS 375m thermal anomalies — all passes (day+night). Best resolution for fire detection.
85%
VIIRS NOAA-20 (375m)NASA
NOAA-20 (JPSS-1) VIIRS 375m thermal anomalies — all passes (day+night).
85%
VIIRS NOAA-21 (375m)NASA
NOAA-21 (JPSS-2) VIIRS 375m thermal anomalies — all passes (day+night).
85%
MODIS Combined (1km)NASA
Combined Aqua+Terra MODIS 1km thermal anomalies (day+night). Wider swath but lower resolution than VIIRS.
80%
🌫️ HMS SMOKE PLUMES
NOAA Hazard Mapping System analyst-drawn smoke polygons from GOES/VIIRS satellite imagery. Light/Medium/Heavy density classification. Updated ~2x daily during daytime. Primary: ArcGIS FeatureServer. Fallback: NESDIS KML archive.
HMS Smoke PlumesNOAA
Analyst-drawn smoke extent polygons. Light (gray), Medium (amber), Heavy (red) density. Essential for wildfire smoke awareness and air quality context.
55%
🌊 WAVE MODEL (WAVEWATCH III)
NOAA WAVEWATCH III global wave model via PacIOOS THREDDS WMS. Significant wave height, peak period, swell height/period. Updated every 3 hours. Global coverage 77°S–77°N. NDFD wave height for high-res CONUS coastal forecasts (2.5km, hourly).
WW3 Significant Wave HeightWW3
Average height of highest 1/3 of waves (meters). Global ocean coverage. Source: NOAA NCEP WAVEWATCH III via PacIOOS. 1° resolution.
65%
WW3 Peak Wave PeriodWW3
Dominant wave period (seconds) at peak spectral density. Longer period = more powerful swell. 0–20s range.
60%
WW3 Swell HeightSWELL
Swell significant wave height (meters). Long-period waves from distant storms. Key for surf forecasting and marine planning.
65%
WW3 Swell PeriodSWELL
Peak swell wave period (seconds). Longer = more energy. Critical for coastal hazard assessment and surf conditions.
60%
NDFD Wave Height (CONUS)NDFD
NWS NDFD significant wave height forecast (feet). High-res 2.5km CONUS coastal waters. Hourly out to 36h, then 3h/6h to Day 6. Updated hourly.
65%
🌀 UPPER-AIR / SYNOPTIC ANALYSIS
GFS global model upper-air and synoptic fields via PacIOOS THREDDS WMS. Mean sea level pressure (isobars), 500mb geopotential height, and 2m temperature. Global 0.5° resolution, 3-hourly, 7.5-day forecast horizon. Updated every 3 hours with new GFS model runs.
GFS MSLP (Isobars)GFS
Mean sea level pressure from GFS model. Identifies high/low centers, troughs, and ridges. Red-blue color scale: blue = low pressure, red = high. Global 0.5°, 3-hourly.
50%
GFS 2m Relative HumidityGFS
2-meter relative humidity (%). Dryness (<30%) signals fire danger and boundary-layer mixing; saturation (>90%) signals fog/dew/frost risk. Global 0.5°, 3-hourly.
55%
GFS 2m TemperatureGFS
GFS model 2-meter temperature forecast in Kelvin (rainbow color scale, 230–320 K). Global 0.5°, 3-hourly, 7.5-day outlook. Useful for global temperature pattern analysis.
50%
⛷️ AVALANCHE DANGER
National Avalanche Center zone-level danger ratings (1–5) from avalanche.org public API. Color-coded mountain forecast zones for backcountry/ski weather context. Click zones for travel advice, forecast center, and valid times. Updated by avalanche centers daily during season.
Avalanche Danger RatingsNAC
Danger levels: 1-Low (green), 2-Moderate (yellow), 3-Considerable (orange), 4-High (red), 5-Extreme (dark red). Polygons from National Avalanche Center.
65%
🌊 TSUNAMI / DART STATIONS
NOAA deep-ocean DART (Deep-ocean Assessment and Reporting of Tsunamis) buoys and CO-OPS tsunami-capable coastal tide stations. DART buoys (red) detect tsunamis via bottom pressure recorders at ~6000m depth. Coastal stations (cyan) provide 1-minute high-res water levels for tsunami warning. Click markers for station details and links. 5-min refresh.
Tsunami DART & CoastalDART
Red = DART deep-ocean buoys (~39 global). Cyan = CO-OPS tsunami-capable coastal tide stations (viewport). Data: NDBC real-time DART water column height + CO-OPS MDAPI station inventory.
80%
🌊 SEA SURFACE TEMPERATURE
Sea surface temperature analyses from nowCOAST GeoServer. GFS Global SST (GDAS NSST 1/12°, daily) and NASA SPoRT composite (VIIRS/AVHRR 2km, twice daily). Essential for tropical cyclone, marine forecasting, and coastal weather analysis.
SST — GFS GlobalSST
NOAA GFS Sea Surface Temperature (GDAS NSST foundation temp, 1/12° grid). Global oceans, seas, and Great Lakes. Updated daily.
65%
SST — NASA SPoRTNASA
NASA SPoRT 7-day composite SST (VIIRS + AVHRR, 2km grid). Higher resolution than GFS SST. Global coverage. Updated twice daily.
65%
🌍 GLOBAL SATELLITE
Global satellite imagery composites from 5 geostationary satellites (GOES-East/West, Himawari, Meteosat-9/10) via nowCOAST GeoServer. ~3km resolution, hourly refresh. Full-globe coverage.
Global VisibleGMGSI
GMGSI global visible satellite composite. Best during daytime for cloud structure analysis. ~3km resolution.
70%
Global Water VaporGMGSI
GMGSI global water vapor imagery composite. Shows mid/upper-level moisture patterns, jet stream features. Available day and night.
65%
Global Longwave IRGMGSI
GMGSI ~12.0 µm longwave infrared composite. Cloud-top and land/sea surface temperatures. Available 24/7. ~3km, hourly.
65%
Global Shortwave IRGMGSI
GMGSI ~3.8 µm shortwave infrared composite. Fog/low cloud detection at night, fire hotspot identification. Available 24/7. ~3km, hourly.
65%
🌞 GOES CONUS HIGH-RES
GOES-East/West CONUS-domain satellite imagery from nowCOAST. Higher resolution (0.5–2km) and faster refresh (5-min) than global composites. US/CONUS coverage only.
Band 2 (~0.64 µm). Highest-res visible imagery for cloud structure. 0.5km resolution, 5-min refresh. Daytime only.
70%
🛰️ NASA GIBS IMAGERY
NASA EOSDIS Global Imagery Browse Services. Daily global satellite imagery from MODIS (Terra/Aqua) and VIIRS (Suomi NPP). 250m–1km resolution. Updated daily with ~3–5hr latency. No API key required.
MODIS Terra True ColorGIBS
Corrected reflectance true color (Bands 1-4-3). Natural-looking imagery showing land, ocean, clouds. 250m resolution. Daily since Feb 2000.
90%
VIIRS SNPP True ColorGIBS
VIIRS corrected reflectance true color (Bands I1-M4-M3) from Suomi NPP satellite. 250m resolution. Higher quality than MODIS in many regions.
MODIS Terra daytime land surface temperature. Shows ground thermal patterns, urban heat islands, fire hotspots. 1km resolution. Cloud-free pixels only.
75%
Snow Cover (NDSI)GIBS
MODIS Terra snow cover extent via Normalized Difference Snow Index (NDSI). Maps snow/ice vs bare ground at 500m resolution. Daily composite. Cloud pixels masked.
70%
Nighttime Lights (VIIRS)GIBS
VIIRS Day/Night Band Enhanced Near Constant Contrast. Shows city lights, fires, lightning, auroras, gas flares, fishing fleets. Best after dark. 500m resolution.
85%
✨ SPACE WEATHER
NOAA Space Weather Prediction Center (SWPC) aurora forecast & geomagnetic indices. OVATION model aurora probability heatmap (30-min forecast) + real-time planetary Kp index. Free, no API key. Updated every 30 min.
Aurora Forecast (OVATION)SWPC
NOAA OVATION model 30-min aurora probability forecast. Green/yellow/red heatmap overlaid on map — brighter colors = higher aurora probability. Best viewed zoomed out to high-latitude regions (Alaska, Canada, Scandinavia). Global coverage.
55%
Kp Index (Planetary)SWPC
Real-time estimated planetary Kp geomagnetic index. HUD badge shows current Kp value + NOAA G-scale storm level (G1–G5). Color-coded: cyan (quiet) → green → yellow → orange → red (extreme). Updated from 1-minute data.
90%
🌫️ AIR QUALITY
Open-Meteo Air Quality API (Copernicus CAMS model). Viewport-grid AQI & PM2.5 overlay with US EPA color scale. No API key. Global coverage at ~10km resolution. Updates every 30 min, re-fetches on map move.
US EPA AQIAQI
US EPA Air Quality Index grid. Green (Good 0–50) → Yellow (Moderate) → Orange (USG) → Red (Unhealthy) → Purple (Very Unhealthy) → Maroon (Hazardous). Click marker for PM2.5, PM10, O₃, NO₂, SO₂, CO details.
80%
PM2.5 ConcentrationPM2.5
Fine particulate matter (PM2.5) concentration in µg/m³. Same EPA color scale thresholds. Useful during wildfire smoke events.
75%
UV IndexUV
UV Index from Copernicus CAMS model. Green (Low 0–2) → Yellow (Moderate 3–5) → Orange (High 6–7) → Red (Very High 8–10) → Violet (Extreme 11+). Shows current UV and clear-sky UV in popup. Best during daytime.
80%
🌡️ MESOWEST CURRENT CONDITIONS
IEM MesoNet ASOS/AWOS current observations. Temperature-colored circle markers with wind direction indicators. Click a station for temp, dewpoint, wind, visibility, humidity, altimeter, and raw METAR. Updates every 5 min, re-fetches on map move.
MesoWest Current ObsIEM
ASOS/AWOS stations color-coded by temperature: purple (≤0°F) → blue (32°F) → green (50°F) → yellow (70°F) → red (90°F+). Wind direction shown as line from marker center. Temp labels appear at zoom ≥7.
95%
📷 TRAFFIC CAMERAS
24,800+ traffic cameras from 511 DOT portals across 24 US states. Zoom to city level (z8+) to see markers. Tap a camera for a live snapshot or HLS video stream. Viewport-bounded with 500 marker cap for performance.
Traffic Cameras511
Image snapshots (23,700+) and live HLS streams (1,000+). Camera icon: white = snapshot, magenta = live stream. Click for popup with image or embedded video player.
95%
💰 PREDICTION MARKETS
Live weather prediction markets from Polymarket. See real-money odds for temperature, precipitation, hurricanes, earthquakes, and more. Markets are geocoded to their locations. Click markers for live odds and direct trading links. Refresh: 2 min.
Weather Prediction MarketsPOLY
70+ active weather events with real-money odds. Markets include daily city temperatures, monthly precipitation, hurricanes, earthquakes, volcanoes, and climate records.
95%
📡 EMBED WIDGET
Generate a free embeddable radar iframe for TV stations, bloggers, and dashboards. No competitor offers a free embeddable radar widget.
KEYBOARD SHORTCUTS
Click any key to rebind. Shift+key = solo mode for layers.
Saved view presets. Click load to restore, or assign a hotkey.
SAVE CURRENT VIEW
Snapshot layers, opacity, and map position.
ROUTE WEATHER
Click the map to add waypoints. Weather will be fetched along your route.
--0 pts
EMBED WIDGET
Generate an embeddable radar widget for your website, blog, or dashboard. Uses current map position.
SETTINGS
Welcome to WeatherRadar.AI
Your all-in-one weather terminal. Enter your email to get started.
Search & Locate
Type any city, state, or ZIP to fly to that location. Click the crosshair icon to use your current GPS.
130+ Data Layers
Open the Layers panel to toggle radar, satellite, aviation, marine, fire, and dozens more. Use the search bar to find any layer instantly.
Animate & Explore
Use the timeline to play radar animation. Press Space to play/pause, / for all hotkeys, and D for split-view comparison.