912 WGUS53 KFSD 310434 FFWFSD SDC077-310730- /O.NEW.KFSD.FF.W.0008.260731T0434Z-260731T0730Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Sioux Falls SD 1134 PM CDT Thu Jul 30 2026 The National Weather Service in Sioux Falls has issued a * Flash Flood Warning for... Northwestern Kingsbury County in east central South Dakota... * Until 230 AM CDT. * At 1134 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 3 and 5 inches of rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 hour. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... De Smet and Erwin. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 4454 9749 4440 9776 4431 9757 4454 9722 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR $$ Weisser