Special Weather Statement issued September 18 at 7:39PM MDT by NWS Rapid City SD
At 739 PM MDT, Automated observations a line of strong thunderstorms extending from near Edgemont to 10 miles southwest of Ardmore, or extending from near Edgemont to 23 miles south of Edgemont, moving east at 30 mph. HAZARD...Wind gusts up to 45 mph. SOURCE...Automated observations. IMPACT...Gus...
**Special Weather Statement issued September 18 at 7:39PM MDT by NWS Rapid City SD**
At 739 PM MDT, Automated observations a line of strong thunderstorms extending from near Edgemont to 10 miles southwest of Ardmore, or extending from near Edgemont to 23 miles south of Edgemont, moving east at 30 mph.
HAZARD...Wind gusts up to 45 mph.
SOURCE...Automated observations.
IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects.
Locations impacted include... Edgemont, Provo, Rumford, Ardmore, Cascade Falls and Cottonwood Springs Dam.
**What You Should Do:**
Monitor the weather situation closely and be alert for threatening weather conditions.
Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
**Alert Details:**
- **Severity:** Moderate
- **Urgency:** Expected
- **Issued by:** NWS Rapid City SD
- **Effective:** Sep 18, 2026 7:39 PM UTC
- **Expires:** Sep 18, 2026 8:15 PM UTC
*This alert was automatically distributed from the National Weather Service via the IPAWS All-Hazards Information Feed.*
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