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Ended official alertUpdated

Severe Thunderstorm Warning for Custer, SD; Fall River, SD

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Custer, Fall River
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 350 PM MDT, a severe thunderstorm was located near Argyle, or 14 miles northwest of Hot Springs, moving east at 30 mph. HAZARD...Tennis 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....

What the bulletin says to do

Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds.

Read official NWS bulletin

Full official description

Bulletin details

At 350 PM MDT, a severe thunderstorm was located near Argyle, or 14 miles northwest of Hot Springs, moving east at 30 mph. HAZARD...Tennis 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. Locations impacted include... Hot Springs, Pringle, Argyle, Cottonwood Springs Dam, Cold Brook Reservoir, western Wind Cave National Park, Blue Bell and Burdock.

Lifecycle record

Official revisions

5 captured
  1. Update

    Severe Thunderstorm Warning issued August 12 at 3:50PM MDT until August 12 at 4:00PM MDT by NWS Rapid City SD

    Official revision
  2. Update

    Severe Thunderstorm Warning issued August 12 at 3:43PM MDT until August 12 at 4:00PM MDT by NWS Rapid City SD

    Official revision
  3. Update

    Severe Thunderstorm Warning issued August 12 at 3:34PM MDT until August 12 at 4:00PM MDT by NWS Rapid City SD

    Official revision
  4. Update

    Severe Thunderstorm Warning issued August 12 at 3:24PM MDT until August 12 at 4:00PM MDT by NWS Rapid City SD

    Official revision
  5. Alert

    Severe Thunderstorm Warning issued August 12 at 3:14PM MDT until August 12 at 4:00PM MDT by NWS Rapid City SD

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Rapid City SD. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections