Severe · Flash Flood WarningThis alert has expired. It is kept for reference.
Flash Flood Warning issued September 18 at 7:32PM MDT until September 18
Affecting Moffat, CO; Rio Blanco, CO; Uintah, UT
In effect until: Sep 19, 2026, 3:45 AM
Moffat, CO; Rio Blanco, CO; Uintah, UT
Likely impact across 3 counties in CO and UT; effects through 3:45 AM.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Read the original bulletin (official text)
FFWGJT The National Weather Service in Grand Junction has extended the * Flash Flood Warning for... Southwestern Moffat County in northwestern Colorado... Western Rio Blanco County in northwestern Colorado... East Central Uintah County in northeastern Utah... * Until 945 PM MDT. * At 732 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1.5 to 3.5 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Dinosaur, Artesia and Blue Mountain.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™