First published · Last updated
Flash Flood Warning — NWS Grand Junction CO
The National Weather Service (NWS) Grand Junction issued a Flash Flood Warning for the Grand Junction, Colorado area on September 18, effective 4:52 PM MDT until 7:45 PM MDT.
Categories: severe-weather-and-natural-disasters
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 9/10
- Geographic reach
- 3/10
- Global importance
- 7/10
- Impact magnitude
- 6/10
- Positivity
- 2/10
- Urgency
- 10/10
Why it matters
Flash floods can develop rapidly, threatening life and property and causing road closures and travel disruptions in the warned area. People in the affected area should take immediate precautions.

