Montezuma Countyarea
Jul 21, 2026, 5:13 PMeffective
Jul 21, 2026, 7:00 PMexpires
NWS Grand Junctionsource
Warned area as issued by the National Weather Service
Full advisory
At 513 PM MDT, Doppler radar indicated thunderstorms producing heavy rain. Received reports of flooding across the county roads north of Cortez. Over an inch of rain fell across the area. Flash flooding is already occurring.HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding.SOURCE...Radar.IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.Some locations that will experience flash flooding include... Cortez.