Severe Thunderstorm Warning for Goshen and Platte Counties, Wyoming

Source: NOAA · Southeastern Wyoming

This alert is no longer in effect.

NOAA issued it on August 26, 2026, 4 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Cheyenne has issued a Severe Thunderstorm Warning for northwestern Goshen County and northeastern Platte County until midnight MDT.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Southeastern Wyoming
Issued
August 26, 2026
Issuing authority
NWS Cheyenne WY

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 4 days ago; use the issuing agency's live warning service for current conditions in Southeastern Wyoming.

Alert Details

A Severe Thunderstorm Warning was issued by NWS Cheyenne WY on August 25 at 11:08 PM MDT, effective immediately until August 26 at 12:00 AM MDT. The alert is classified as severe with observed certainty and immediate urgency.

Affected Areas

The warning covers northwestern Goshen County and northeastern Platte County in southeastern Wyoming. Locations impacted include Guernsey, Fort Laramie, Glendo, Hartville, Lakeview North, Sibley Peak, Glendo State Park, Register Cliff State Historic Site, Reno Cove Campground, Sandy Beach Campground, Sandy Cove Campground, Two Moon Campground, Guernsey State Park, Pine Ridge Estates, Oregon Trail Ruts State Historic Site, Dwyer Junction, Fort Laramie National Historic Site, Grayrocks Reservoir, Bennett Hill Campground, and Cassa.

What You Should Do

For protection, move to an interior room on the lowest floor of a building. Seek shelter immediately inside a sturdy structure and stay away from windows. Do not wait for the sound of thunder before taking cover. Wind damage will occur before any rain or lightning.

Expected Conditions

At 11:07 PM MDT, severe thunderstorms were located along a line extending from near Glendo State Park to near Lakeview North, moving east at 25 mph. Hazard includes 70 mph wind gusts. Impacts include hazardous travel for lightweight and high profile vehicles, considerable tree damage, and likely damage to mobile homes, roofs, and outbuildings.

Timeline

The warning is effective from August 25 at 11:08 PM MDT and expires August 26 at 12:00 AM MDT.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Cheyenne has issued a Severe Thunderstorm Warning for northwestern Goshen County and northeastern Platte County until midnight MDT.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Southeastern Wyoming. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.