Severe · Flash Flood WarningThis alert has expired. It is kept for reference.
Flash Flood Warning issued September 18 at 4:13PM MDT until September 18
Affecting Mesa, CO
In effect until: Sep 19, 2026, 1:15 AM
Mesa, CO
Likely impact in Mesa, CO; effects through 1:15 AM.
Get to higher ground now. Never drive through flooded roads.
Read the original bulletin (official text)
FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Northwestern Mesa County in west central Colorado... * Until 715 PM MDT. * At 413 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.4 and 0.8 inches of rain have fallen. The expected rainfall rate is 1.5 to 3 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... Loma and Mack. This includes portions of I-70 between mile markers 8 and 15.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™