Planet Briefing

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Severe Thunderstorm Warning issued September 18 at 4:21PM MDT until September 18 at 4:45PM MDT by NWS Grand Junction CO

The National Weather Service in Grand Junction, CO issued a Severe Thunderstorm Warning on 2026-09-18 for the Grand Junction area, effective 4:21 PM MDT through 4:45 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
10/10
Geographic reach
3/10
Global importance
7/10
Impact magnitude
6/10
Positivity
2/10
Urgency
9/10

Why it matters

Severe thunderstorm warnings indicate an immediate, localized weather hazard that can impact public safety and travel during the short effective period.

Location

Sources

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