⚠️ Severe Thunderstorm Warning – Cheyenne, NE; Kimball, NE – Friday, August 21, 2026

Severe Thunderstorm Warning issued August 21 at 8:37PM MDT until August 21 at 9:30PM MDT by NWS Cheyenne WY

Details

SVRCYS

The National Weather Service in Cheyenne has issued a

* Severe Thunderstorm Warning for…
Southwestern Cheyenne County in the Panhandle of Nebraska…
Southeastern Kimball County in the Panhandle of Nebraska…

* Until 930 PM MDT.

* At 837 PM MDT, a severe thunderstorm was located over Potter, or 18
miles west of Sidney, moving south at 20 mph.

HAZARD…Tennis 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…
Potter, Dix, and Lorenzo.

Instructions

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows!

This thunderstorm is capable of producing all types of severe weather
including extremely large hail, destructive straight line winds and
tornadoes. Move quickly to a safe shelter such as an interior room, a
bathroom, closet or basement.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.