


Hazardous Weather Outlook
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
209 FLUS43 KFSD 202151 HWOFSD Hazardous Weather Outlook National Weather Service Sioux Falls SD 451 PM CDT Fri Jun 20 2025 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-050-052>071-212200- Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory- Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson- McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme- Yankton-Union- 451 PM CDT Fri Jun 20 2025 This Hazardous Weather Outlook is for portions of northwest Iowa, west central Iowa, southwest Minnesota, northeast Nebraska, central South Dakota, east central South Dakota, south central South Dakota, and southeast South Dakota. .DAY ONE...Tonight Dangerous heat continues into the evening hours with heat index values as high as 110 degrees. Temperatures slowly cool later this evening but will remain warm overnight. Those with outdoor activities planned, or with limited cooling resources, will want to prepare for extreme heat. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Heat and humidity continue for Saturday and Sunday, with heat indices of 100 to 110 each day. Overnight low temperatures Sunday morning may remain near 75 to 80 degrees providing minimal relief from the heat. Thunderstorm risks increase late Sunday afternoon into Sunday night. Scattered strong to severe storms will be possible, with the primary risks of large hail and damaging winds. Heavy rainfall could return to portions of the area next week. Details are uncertain at this time so continue to check the latest forecast for the most up to date information. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$