🔊 Click to enable sound
📻 Radio (text-to-speech)
Voice weather alerts
NOAA-radio style: warning tone, then new warnings & AMBER alerts spoken aloud
Voice 911 dispatch
Reads new public dispatch calls aloud as they appear
Speaks what an alert broadcast may sound like for the area in view, from model forecasts
AMBER alerts: checking…
⚠️ Hazards
Only alerts in view
Tornado, severe storm, flood, fire, smoke & air quality alerts (NWS, US only)
MAS's own nowcasts (dashed amber, predictions, not official NWS warnings) plus any solid-colored manual alerts sent by the station operator
Tornado, hail & damaging-wind reports received by SPC today (US, preliminary)
Real dispatched fire incidents with name, size & containment (NIFC/WFIGS, North America–US)
Live official public dispatch logs, approximate location & color-coded (legal open-data CAD feeds — not call audio; addresses shown to the block level only, never an exact residence)
Downed powerlines / electrical, gas & hazmat, fires, crashes
Satellite heat pixels, past day (NASA VIIRS)
Aerosol optical depth, daily (NASA MODIS)
NOAA's national multi-radar composite, fills gaps between individual sites, ~2 min updates
Radar-estimated rainfall accumulation, past hour (NOAA MRMS)
Storm-relative-ish Doppler velocity, real NEXRAD Level II -- red moving away, blue moving toward. Cleveland-area radar only
Real-time GOES-East imagery, ~10 min updates (NOAA GOES-19 via NASA GIBS)
Clean infrared window, day & night — brighter = colder, higher storm tops
Satellite-detected total lightning, last 15 min — complements ground-based lightning below
Current weather, air quality & next-24h storm / wind / AQI outlook at any point on Earth (Open-Meteo)
🌍 Global
USGS worldwide, sized & colored by magnitude
GDACS: tropical cyclones & forecast tracks, floods, volcanoes, wildfires, droughts — green/orange/red severity
Blitzortung community network, real-time strikes fading over 10 min — connecting…
NOAA NOHRSC national snow analysis (US)
NOAA SWPC OVATION model, geomagnetic K-index shown when active
🔮 Predictions
Outlook day
SPC categorical risk, TSTM → HIGH (US)
SPC tornado risk, Day 1–2 only (US)
SPC elevated / critical fire risk, Day 1–2 (US)
NHC 7-day development areas + active storm cones, tracks & watches (Atlantic/Pacific)
NOAA water levels near map center, colored by flood stage (US; zoom in, then toggle)
NOAA NDBC real-time wave/wind/water-temp observations near map center
Active short-fuse SPC discussions ahead of a possible watch (US, sporadic)
🗃️ Data & API
Everything seen is stored 7 days in SQLite.
/api/history · all endpoints · full API docs
🎨 Legend
Tornado
Severe thunderstorm
Flood
Fire weather / red flag
Smoke / air quality
Extreme heat
Other alert
Wires down / electrical call
Gas / hazmat call
Crash / rescue call
Medical call
MAS prediction (not an official warning)
Precipitation intensity
lightheavy