Alert archive / South Dakota / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 298, NWS Sioux Falls, SD

August 22, 2025Beadle County, Kingsbury County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Aug 22, 2025, 12:04 AM CDT for Beadle County, Kingsbury County, South Dakota. It was in force for 26 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: Aug 22, 2025, 12:04 AM CDT (05:04 UTC)
Expired: Aug 22, 2025, 12:30 AM CDT
In force: 26 min
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Beadle County, SD, Kingsbury County, SD

The radar

The Aberdeen radar (KABR), 125 km from the middle of the area, began a volume at 05:04 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.

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 Aug 21, 10:55 PM CDT, 1 hour 9 minutes earlier.

Area forecast discussion, Aug 21, 10:55 PM CDT, 1 hour 9 minutes before

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The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 21, 9:26 PM CDT	Severe Thunderstorm Warning	FSD	Beadle	49 min
Aug 21, 10:15 PM CDT	Severe Thunderstorm Warning	FSD	Beadle	31 min
Aug 21, 11:38 PM CDT	Flash Flood Warning	FSD	Beadle	6 hr
Aug 22, 12:22 AM CDT	Severe Thunderstorm Warning	FSD	Beadle, Kingsbury, Miner	38 min
Aug 22, 12:54 AM CDT	Severe Thunderstorm Warning	FSD	Kingsbury, Lake, Miner	51 min
Aug 22, 1:46 AM CDT	Severe Thunderstorm Warning Destructive damage threat	FSD	Hanson, Lake, McCook, Miner	44 min
Aug 22, 2:21 AM CDT	Severe Thunderstorm Warning	FSD	Lake, McCook, Minnehaha, Turner	20 min
Aug 22, 5:22 AM CDT	Areal Flood Warning	FSD	Beadle	3 hr
Aug 22, 9:54 AM CDT	River Flood Warning	FSD	Beadle	43 hr

Nearby

Severe Thunderstorm Warnings in South Dakota, 2025 Every severe thunderstorm warning in 2025

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.