Severe Thunderstorm Warning for Southeastern South Dakota
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NWS Sioux Falls has issued a Severe Thunderstorm Warning for parts of Hanson, Hutchinson, and McCook counties until 4:30 AM CDT.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Southeastern South Dakota
- Issued
- September 5, 2026
- Issuing authority
- NWS Sioux Falls SD
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Severe Thunderstorm Warning issued by NWS Sioux Falls SD. Effective from September 5, 2026 at 3:42 AM CDT until September 5, 2026 at 4:30 AM CDT. Alert type code: SVR.
Affected Areas
Southwestern McCook County, southern Hanson County, and northeastern Hutchinson County in southeastern South Dakota. Storm located near Milltown or 11 miles northeast of Parkston, moving east at 20 mph. Will be near Clayton around 3:45 AM CDT and Bridgewater around 4:00 AM CDT.
What You Should Do
Move to an interior room on the lowest floor of a building. Torrential rainfall is occurring and may lead to flash flooding; do not drive through flooded roadways. Report severe weather to nearest law enforcement agency.
Expected Conditions
60 mph wind gusts and quarter size hail (1.00 inch). Radar indicated.
Timeline
Alert in effect from 3:42 AM CDT to 4:30 AM CDT on September 5, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (903 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 5, 2026.
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