Colorado Severe Flash Flood Warning | Effective 07/18/2026 14:51

Headline: 
Flash Flood Warning issued July 18 at 3:51PM MDT until July 18 at 6:15PM MDT by NWS Grand Junction CO
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 18, 2026 - 2:51pm
Expires: 
July 18, 2026 - 5:15pm
Description: 
At 351 PM MDT, local law enforcement reported thunderstorms producing heavy rain in Highway 145 closed due to a mudslide. Between 0.5 and 1 inch of rain has fallen. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Law enforcement reported. IMPACT...Debris flows over Highway 145. Some locations that will experience flash flooding include... along Highway 145 including Sawpit.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
San Miguel, CO
Forcast Office: 
NWS Grand Junction CO