Active Weather Alerts
Special Weather Statement
Issued: 11:46 PM Aug. 16, 2026 – National Weather Service
...A STRONG THUNDERSTORM WILL IMPACT NORTH CENTRAL OGLALA LAKOTA... SOUTH CENTRAL PENNINGTON AND EAST CENTRAL CUSTER COUNTIES UNTIL 630 PM MDT... At 546 PM MDT, Doppler radar was tracking a strong thunderstorm 6 miles northwest of Sheep Mountain Table, or 35 miles southeast of Rapid City, moving southeast at 25 MPH. HAZARD...Wind gusts up to 50 MPH and nickel 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. Locations impacted include... Scenic, Rockyford, southwestern Badlands National Park and Sheep Mountain Table. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. If you observe hail, wind damage, or flooding, please report your observations to the National Weather Service office in Rapid City via phone, email, or social media, as soon as it is safe to do so. && MAX HAIL SIZE...0.88 IN; MAX WIND GUST...50 MPH
Flood Advisory
Issued: 11:21 PM Aug. 16, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 815 PM MDT THIS EVENING... * WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Western Pennington County in west central South Dakota... * WHEN...Until 815 PM MDT. * IMPACTS...Water over roadways. * ADDITIONAL DETAILS... - At 521 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Overflowing poor drainage areas will cause minor flooding in the advisory area. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Rapid City and Rapid Valley. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
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