Severe Thunderstorm Warning — Hamlin County, South Dakota
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 25 at 2:40AM CDT until August 25 at 3:15AM CDT by NWS Aberdeen SD
At 240 AM CDT, a severe thunderstorm was located near Willow Lake, or 10 miles west of Bryant, moving southeast at 40 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will be near... Collins Colony and Willow Lake around 245 AM CDT. Bryant around 250 AM CDT.
Effective August 25, 2026 at 3:40 AM ET · Expires August 25, 2026 at 4:15 AM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Aberdeen SD
Expires
August 25, 2026 at 4:15 AM ET
Last Checked
21 hours ago
What To Do
📋 Official NWS Guidance
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail.
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in South Dakota
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Get Severe Thunderstorm Warning Alerts for Hamlin County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Hamlin County, South Dakota?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (21 hours ago). It's set to expire August 25, 2026 at 4:15 AM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Hamlin County?
Download StormCast free on Google Play and set Hamlin County, South Dakota as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Clark County.