First published 9/19/2026, 10:31:15 PM · Last updated 9/19/2026, 10:31:15 PM

Severe Thunderstorm Warning — NWS Cheyenne (issued Sep 19 4:15PM MDT)

The National Weather Service office in Cheyenne, WY issued a Severe Thunderstorm Warning on September 19 at 4:15 PM MDT, effective until 5:00 PM MDT. The warning indicates active severe thunderstorm conditions in the Cheyenne, Wyoming area.

Categories: severe-weather-and-natural-disasters, travel-and-transportation

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: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Severe thunderstorms can produce damaging winds, hail, frequent lightning, and rapid changes in driving conditions. Residents and travelers in the warned area should seek shelter, secure outdoor objects, and expect possible travel disruptions.

Location

Sources

Severe Thunderstorm Warning issued September 19 at 4:15PM MDT until September 19 at 5:00PM MDT by NWS Cheyenne WY

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