NWS Grand Junction COFF.W 0125September 18, 2026
Flash Flood Warning: Moffat, Rio Blanco and Uintah, CO and UT
The National Weather Service office in Grand Junction issued a flash flood warning for Moffat, Rio Blanco and Uintah in Colorado, Utah, which was in force until 7:45 p.m. local time on September 18. It was the 125th flash flood warning the NWS office in Grand Junction issued in 2026. Colorado had 31 flash flood warnings in September 2026, against 8 in an average September of 2008-2025 (Colorado's flash flood warnings by year).
ExpiredWarning
In force for 2.9 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Grand Junction CO
- Area
- Moffat, Rio Blanco and Uintah
- State
- Colorado
- Level
- Warning
- Issued
- 4:52 p.m. MDT, September 18, 2026
- Expires
- 7:45 p.m. MDT, September 18, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KGJT FF.W 0125
- Official source
- National Weather Service: the notice at its source
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWGJT The National Weather Service in Grand Junction has issued a * 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 745 PM MDT. * At 452 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Flash flooding of creeks and streams, urban areas, highways, and streets. * Some locations that will experience flash flooding include... Dinosaur, Artesia and Blue Mountain.
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.