Headline:
Severe Thunderstorm Warning issued August 11 at 7:57PM MDT until August 11 at 8:45PM MDT by NWS Rapid City SD
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
August 11, 2026 - 6:57pm
Expires:
August 11, 2026 - 7:45pm
Description:
At 757 PM MDT, a severe thunderstorm was located 6 miles east of Elm
Springs, or 41 miles northwest of Philip, moving southeast at 45 mph.
HAZARD...Golf ball size hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Wall, Union Center, Wasta, Enning, Elm Springs, Creighton and
Grindstone.
This includes Interstate 90 in South Dakota between Mile Markers 94
and 112.
Instruction:
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
widespread damaging winds and dangerous hail.
Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Area Description:
Haakon, SD; Meade, SD; Pennington, SD
Forcast Office:
NWS Rapid City SD
Sender:
w-nws.webmaster@noaa.gov