NOAA Weather Radar: Unofficial

KLSX radar: St Louis, MO

Live NEXRAD Doppler radar loop from the National Weather Service radar at St Louis, Missouri. The loop updates every few minutes, straight from the NWS.

KLSX base reflectivity radar loop, St Louis, MO
KLSX base reflectivity, last hour. Source: NWS RIDGE.
Open the interactive radar Download on the App Store

The interactive radar has a 3-hour loop you can zoom and pan, lightning, NWS warning polygons, and Storm Prediction Center outlooks. If you have the iPhone app, the Open button in Safari's banner at the top of this page shows this radar in the app.

This radar is run by the NWS forecast office LSX. Office website · KLSX on radar.weather.gov

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