Severe Thunderstorm Warning Issued for Lyman and Buffalo Counties, SD
This alert is no longer in effect.
NOAA issued it on June 21, 2026, 2 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Aberdeen has issued a Severe Thunderstorm Warning for northeastern Lyman County and northwestern Buffalo County in central South Dakota until 11:30 PM CDT June 2.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Central South Dakota
- Issued
- June 21, 2026
- Issuing authority
- NWS Aberdeen 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: historical. It was issued 2 months ago; use the issuing agency's live warning service for current conditions in Central South Dakota.
Alert Details
A Severe Thunderstorm Warning (SVW) has been issued by the National Weather Service Aberdeen SD. The alert is effective from June 2, 2026 at 10:43 PM CDT until June 2, 2026 at 11:30 PM CDT.
Affected Areas
The warning covers northeastern Lyman County and northwestern Buffalo County in central South Dakota, including Fort Thompson, Lower Brule, Lake Francis Case, Tailrace Rec Area, Lake Sharpe, and Counselor Creek Boat Access Area.
What You Should Do
Move to an interior room on the lowest floor of a building. Move indoors immediately. To report severe weather, contact your nearest law enforcement agency.
Expected Conditions
At 10:42 PM CDT, a severe thunderstorm was located near Medicine Butte, or near Lower Brule, moving northeast at 25 mph. Hazards include 60 mph wind gusts and quarter size hail.
Timeline
The warning is in effect until 11:30 PM CDT on June 2, 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 (910 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to June 21, 2026.
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