| Event | Special Weather Statement |
| Severity | Moderate |
| Urgency | Expected |
| Certainty | Observed |
| Area | Rapid City; Central Black Hills; Sturgis/Piedmont Foothills |
| Effective | 7/27/2026, 1:48:00 PM CDT |
| Expires | 7/27/2026, 2:15:00 PM CDT |
Special Weather Statement issued July 27 at 12:48PM MDT by NWS Rapid City SD
Details
At 1248 PM MDT, Doppler radar was tracking a strong thunderstorm over
Johnson Siding, or 10 miles west of Rapid City, moving east at 10
mph.
HAZARD…Wind gusts up to 50 mph and half inch size hail.
SOURCE…Radar indicated.
IMPACT…Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
The strong thunderstorm will be near…
Johnson Siding and Pactola Reservoir around 1250 PM MDT.
Hisega around 100 PM MDT.
This includes Interstate 90 in South Dakota between Mile Markers 50
and 53.
Instructions
Monitor the weather situation closely and be alert for threatening
weather conditions.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
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