Alert archive / South Dakota / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 193, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jul 25, 2026, 5:42 PM CDT for Brule County, Charles Mix County, Gregory County, South Dakota. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 25, 2026, 5:42 PM CDT (22:42 UTC)
- Expired
- Jul 25, 2026, 6:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Brule County, SD, Charles Mix County, SD, Gregory County, SD
The radar
The Sioux Falls radar (KFSD), 181 km from the middle of the area, began a volume at 22:45 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 25, 3:36 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 25, 1:18 PM CDT, 4 hours 24 minutes earlier.
Area forecast discussion, Jul 25, 1:18 PM CDT, 4 hours 24 minutes before
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</html>Hazardous weather outlook, Jul 25, 5:25 PM CDT, 17 minutes before
Hazardous Weather Outlook National Weather Service Sioux Falls SD 525 PM CDT Sat Jul 25 2026 IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ071-262230- Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee- Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Dixon-Dakota-Union- 525 PM CDT Sat Jul 25 2026 This Hazardous Weather Outlook is for northwest Iowa, west central Iowa, southwest Minnesota, northeast Nebraska and southeast South Dakota. .DAY ONE...Tonight. Heat index values between 100 and 110 will continue this evening. Scattered thunderstorms may approach after dark. These storms may be in a weakening phase, but could still bring 60 to 70 mph winds as they move through. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Heat index readings will again climb between 100 to 110 degrees Sunday afternoon and evening. While uncertain, isolated to scattered thunderstorms may redevelop Sunday late afternoon and evening. Large hail and 70 mph winds may be possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed after 10pm. SDZ038>040-050-052>070-262230- Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody- Brule-Aurora-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas- Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay- 525 PM CDT Sat Jul 25 2026 This Hazardous Weather Outlook is for central South Dakota, east central South Dakota, south central South Dakota and southeast South Dakota. .DAY ONE...Tonight. Scattered severe storms will try to develop and move eastward this evening and into the early overnight hours. Hail risks of ping pong ball size, and straight line winds of 75 mph or greater will be possible. Heat index values as high as 110 degrees will continue this evening. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Heat index readings will again climb between 100 to 110 degrees Sunday afternoon and evening. While uncertain, isolated to scattered thunderstorms may redevelop Sunday late afternoon and evening. Large hail and 70 mph winds may be possible. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed through 12am.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 11:24 PM CDT | Extreme Heat Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 46 hr |
| Jul 25, 6:16 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Beadle, Brule, Davison, Jerauld, Sanborn | 44 min |
| Jul 25, 6:51 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Beadle, Davison, Hanson, Jerauld, Kingsbury and 2 more | 39 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.