⚠️ Special Weather Statement – Dawes; North Sioux; Niobrara County – Tuesday, August 25, 2026

Special Weather Statement issued August 25 at 4:54PM MDT by NWS Cheyenne WY

Details

At 454 PM MDT, Doppler radar was tracking a strong thunderstorm 11
miles north of Harrison, or 25 miles east of Lusk, moving east at 40
mph.

HAZARD…Wind gusts up to 50 mph and penny size hail.

SOURCE…Radar indicated.

IMPACT…Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.

Locations impacted include…
Harrison, Montrose, and Toadstool Geological Park and Campground.

Instructions

If outdoors, consider seeking shelter inside a building.

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