First published · Last updated
Severe Thunderstorm Warning — NWS Grand Junction CO (Sep 19, 6:15–6:30PM MDT)
The National Weather Service office in Grand Junction, Colorado issued a Severe Thunderstorm Warning effective September 19 starting at 6:15PM MDT and expiring at 6:30PM MDT (published 2026-09-20T00:15:00Z).
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
- 2/10
- Global importance
- 2/10
- Impact magnitude
- 3/10
- Positivity
- 2/10
- Urgency
- 9/10
Why it matters
A short-duration severe thunderstorm warning indicates immediate hazardous weather for the Grand Junction area, with potential to affect public safety, local travel, and outdoor activities while the warning is active.

