NWS Grand Junction COFA.W 0015October 22, 2026
Flood Warning: Montezuma and San Juan, CO and UT
The National Weather Service office in Grand Junction issued a flood warning for Montezuma and San Juan in Colorado, Utah, in force until 9:45 a.m. local time on October 23. It was the 15th areal flood warning the NWS office in Grand Junction issued in 2026. Colorado had 4 flood warnings in October 2026, against 1 in an average October of 2008-2025 (Colorado's flood warnings by year).
Warning
In force for 12.1 hours
The notice
- Issued by
- National Weather Service, Grand Junction CO
- Area
- Montezuma and San Juan
- State
- Colorado
- Level
- Warning
- Issued
- 9:39 p.m. MDT, October 22, 2026
- Expires
- 9:45 a.m. MDT, October 23, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Expected
- VTEC event
- KGJT FA.W 0015
- Official source
- National Weather Service: the notice at its source
Flood Warnings in Colorado since 2008Every warning type in Colorado
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
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Western Montezuma County in southwestern Colorado... Southern San Juan County in southeastern Utah... * WHEN...Until 945 AM MDT Friday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS... - At 937 PM MDT, Doppler radar and automated rain gauges indicated heavy rain. Flooding is ongoing or expected to begin shortly in the warned area. - This includes the following streams and drainages... Toh Dahstini Wash, Tohache Wash, San Juan River and Cowboy Wash. Rivers and streams will continue to rise through the night, and are expected to peak Friday afternoon. - Some locations that will experience flooding include... Mexican Hat, Tselakai Dezza, Bluff, Halchita, Montezuma Creek and Aneth. - http://www.weather.gov/safety/flood
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
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.