


Flash Flood Watch
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
746 WGUS63 KFSD 220321 FFAFSD Flood Watch National Weather Service Sioux Falls SD 1021 PM CDT Thu Aug 21 2025 SDZ038>040-221500- /O.CON.KFSD.FA.A.0005.000000T0000Z-250822T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Beadle-Kingsbury-Brookings- Including the cities of Huron, Lake Preston, De Smet, Arlington, and Brookings 1021 PM CDT Thu Aug 21 2025 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT FRIDAY... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of east central South Dakota, including the following counties, Beadle, Brookings and Kingsbury. * WHEN...Until 10 AM CDT Friday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Confidence is increasing in multiple rounds of storms with heavy rainfall rates tracking through the region overnight into Friday morning. - Stay up to date with the latest river observations and forecasts at: www.water.noaa.gov PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ AP