First published · Last updated
Severe Thunderstorm Warning — NWS Grand Junction CO
National Weather Service Grand Junction issued a Severe Thunderstorm Warning effective Sept 18, 6:14 PM MDT to 7:00 PM MDT (issued at 2026-09-19T00:14:00Z).
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
- 6/10
- Impact magnitude
- 5/10
- Positivity
- 2/10
- Urgency
- 10/10
Why it matters
An active severe thunderstorm warning indicates imminent hazardous weather in the Grand Junction area that can threaten people, property, and travel during the warning period.

