| Event | Severe Thunderstorm Warning |
| Severity | Severe |
| Urgency | Immediate |
| Certainty | Observed |
| Area | Box Butte, NE; Dawes, NE |
| Effective | 8/21/2026, 6:55:00 PM CDT |
| Expires | 8/21/2026, 8:00:00 PM CDT |
Severe Thunderstorm Warning issued August 21 at 5:55PM MDT until August 21 at 7:00PM MDT by NWS Cheyenne WY
Details
SVRCYS
The National Weather Service in Cheyenne has issued a
* Severe Thunderstorm Warning for…
Eastern Box Butte County in the Panhandle of Nebraska…
Southeastern Dawes County in the Panhandle of Nebraska…
* Until 700 PM MDT.
* At 553 PM MDT, a severe thunderstorm was located 8 miles east of
Box Butte Reservoir, or 20 miles southwest of Hay Springs, moving
south at 30 mph.
HAZARD…Ping pong ball size hail and 60 mph wind gusts.
SOURCE…Radar indicated.
IMPACT…People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include…
Alliance, Hemingford, Berea, Alliance Municipal Airport, and Wild
Horse Butte.
Instructions
For your protection move to an interior room on the lowest floor of a
building.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
More Stories
⚠️ Severe Thunderstorm Warning – Box Butte, NE; Morrill, NE; Scotts Bluff, NE – Friday, August 21, 2026
⚠️ Special Weather Statement – Briscoe; Floyd – Friday, August 21, 2026
⚠️ Special Weather Statement – Box Butte – Friday, August 21, 2026