First published 9/19/2026, 2:38:15 AM · Last updated 9/19/2026, 2:38:15 AM

Severe Thunderstorm Warning — Cheyenne, WY (Sep 18 8:32–8:45 PM MDT)

The National Weather Service office in Cheyenne, WY issued a Severe Thunderstorm Warning on September 18 at 8:32 PM MDT, valid until 8:45 PM MDT for the Cheyenne area. The warning indicates an ongoing or imminent severe thunderstorm over the local area during that short time window.

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: 9/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 6/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 9/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Severe thunderstorms can produce damaging wind gusts, large hail, and dangerous lightning, posing risks to people, vehicles, and infrastructure. Residents and travelers in Cheyenne should seek shelter and avoid unnecessary travel during the warning period.

Location

Sources

Severe Thunderstorm Warning issued September 18 at 8:32PM MDT until September 18 at 8:45PM MDT by NWS Cheyenne WY

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