Base reflectivity radar
Base reflectivity refreshed every few minutes - see rain and storms as they move.
WeatherNOAACommercial-clean
On your shelf
Live alert areas
Weather - Live data
Watches, warnings and advisories
Every active NWS watch, warning and advisory, drawn as live storm areas.
Commercial-clean - free to reuse, with attribution.
At a glance
Coverage (inferred)
United States
Freshness
Live
License
Public Domain (US Gov)
Source
NWS
Provenance
Cartouche ยท Provenance
Watches, warnings and advisories
Source
NWS - Active alerts, live
Method
Ground station observations + numerical weather models
License
Public Domain (US Gov)Commercial OK
Attribution
NOAA National Weather Service, active alerts (public domain)
Coordinate system
EPSG:4326
Freshness
Live
Cite as
cartian:layer:weather-alert-polygons@ref-5854f553
Version
vref-5854f553
Pin
As-of referencefrozen 2026-07-19
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Global precipitation rate
Global precipitation rate, as a color wash from NASA.
WeatherNASACommercial-clean