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Home Return to list Severe Thunderstorm Warning 0249 Issued by the Rapid City Forecast Office
Action: New Issued At: 2026-08-10 21:12:06
644
WUUS53 KUNR 110211
SVRUNR
SDC105-110315-
/O.NEW.KUNR.SV.W.0249.260811T0211Z-260811T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
811 PM MDT Mon Aug 10 2026
The National Weather Service in Rapid City has issued a
* Severe Thunderstorm Warning for...
Southeastern Perkins County in northwestern South Dakota...
* Until 915 PM MDT.
* At 811 PM MDT, a severe thunderstorm was located 7 miles south of
Owen Lake, or 32 miles northwest of Faith, moving southeast at 30
mph.
HAZARD...Tennis ball size hail and 60 mph wind gusts.
SOURCE...Trained spotters reported.
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...
Chance, Usta, Arrow Head Buttes and Owen Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm has produced dangerous hail
and damaging winds.
Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.
&&
LAT...LON 4538 10262 4552 10233 4537 10200 4505 10200
4504 10202 4504 10241
TIME...MOT...LOC 0211Z 322DEG 27KT 4538 10245
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...2.50 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
JC
Action: Continued Issued At: 2026-08-10 21:32:37
202
WWUS53 KUNR 110232
SVSUNR
Severe Weather Statement
National Weather Service Rapid City SD
832 PM MDT Mon Aug 10 2026
SDC105-110315-
/O.CON.KUNR.SV.W.0249.000000T0000Z-260811T0315Z/
Perkins SD-
832 PM MDT Mon Aug 10 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR
SOUTHEASTERN PERKINS COUNTY...
At 832 PM MDT, a severe thunderstorm was located 11 miles south of
Chance, or 22 miles northwest of Faith, moving southeast at 30 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Trained spotters reported.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
Southeastern Perkins County, just west of Usta.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm has produced dangerous hail
and damaging winds.
Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.
&&
LAT...LON 4528 10256 4538 10236 4536 10200 4505 10200
4504 10202 4504 10241
TIME...MOT...LOC 0211Z 322DEG 27KT 4537 10245
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...2.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
$$
JC
Action: Continued Issued At: 2026-08-10 21:43:37
481
WWUS53 KUNR 110243
SVSUNR
Severe Weather Statement
National Weather Service Rapid City SD
843 PM MDT Mon Aug 10 2026
SDC105-110315-
/O.CON.KUNR.SV.W.0249.000000T0000Z-260811T0315Z/
Perkins SD-
843 PM MDT Mon Aug 10 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM MDT FOR
SOUTHEASTERN PERKINS COUNTY...
At 843 PM MDT, a severe thunderstorm was located 7 miles southwest of
Usta, or 17 miles northwest of Faith, moving southeast 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.
This severe thunderstorm will remain over mainly rural areas of
Southeastern Perkins County, just northwest of Faith.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.
This storm has a history or producing large damaging hail.
&&
LAT...LON 4519 10251 4530 10230 4525 10200 4505 10200
4504 10202 4504 10241
TIME...MOT...LOC 0232Z 326DEG 27KT 4524 10235
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JC
Action: Cancelled Issued At: 2026-08-10 22:00:38
907
WWUS53 KUNR 110300
SVSUNR
Severe Weather Statement
National Weather Service Rapid City SD
900 PM MDT Mon Aug 10 2026
SDC105-110310-
/O.CAN.KUNR.SV.W.0249.000000T0000Z-260811T0315Z/
Perkins SD-
900 PM MDT Mon Aug 10 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN PERKINS
COUNTY...
The Severe Thunderstorm Warning that was previously in effect has
been reissued for Perkins County and is in effect until 945 PM MDT.
Please refer to that bulletin for the latest severe weather
information.
A Severe Thunderstorm Watch remains in effect until 200 AM MDT
Tuesday for a portion of northwest South Dakota.
&&
LAT...LON 4519 10251 4530 10230 4525 10200 4505 10200
4504 10202 4504 10241
TIME...MOT...LOC 0243Z 326DEG 27KT 4517 10229
$$
JC
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