NWS Cheyenne WYSV.W 0307August 26, 2026
Severe Thunderstorm Warning: Sioux, Goshen and Niobrara, NE and WY
The National Weather Service office in Cheyenne issued a severe thunderstorm warning for Sioux, Goshen and Niobrara in Nebraska, Wyoming, which was in force until 5:30 p.m. local time on August 26. It was the 307th severe thunderstorm warning the NWS office in Cheyenne issued in 2026. Nebraska had 319 severe thunderstorm warnings in August 2026, against 138 in an average August of 2008-2025 (Nebraska's severe thunderstorm warnings by year).
ExpiredWarning
In force for 47 minutes; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Cheyenne WY
- Area
- Sioux, Goshen and Niobrara
- State
- Nebraska
- Level
- Warning
- Issued
- 4:43 p.m. MDT, August 26, 2026
- Expires
- 5:30 p.m. MDT, August 26, 2026
- CAP severity, certainty, urgency
- Severe, Observed, Immediate
- VTEC event
- KCYS SV.W 0307
- Official source
- National Weather Service: the notice at its source
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
SVRCYS The National Weather Service in Cheyenne has issued a * Severe Thunderstorm Warning for... West central Sioux County in the Panhandle of Nebraska... Southeastern Niobrara County in east central Wyoming... Northeastern Goshen County in southeastern Wyoming... * Until 530 PM MDT. * At 443 PM MDT, a severe thunderstorm was located near Prairie Center, or 16 miles southeast of Lusk, moving southeast at 15 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Van Tassell and Prairie Center.
What the agency told people to do
For your protection move to an interior room on the lowest floor of a building.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.