Headline:
Severe Thunderstorm Warning issued August 11 at 10:05PM MDT until August 11 at 10:45PM MDT by NWS Rapid City SD
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
August 11, 2026 - 9:05pm
Expires:
August 11, 2026 - 9:45pm
Description:
At 1005 PM MDT, a severe thunderstorm was located 13 miles northwest
of Glad Valley, or 30 miles south of Lemmon, moving southeast at 20
mph.
HAZARD...Two inch hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect damage
to roofs, siding, windows, and vehicles.
Locations impacted include...
Glad Valley.
Instruction:
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail.
Area Description:
Perkins, SD; Ziebach, SD
Forcast Office:
NWS Rapid City SD
Sender:
w-nws.webmaster@noaa.gov