Thanatos Weather
Sunday, Aug 16, 2026 09:56:33

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm1462
AdvisoryAreal Flood609
WarningFlash Flood471
AdvisoryHeat198
WatchSevere Thunderstorm118
WarningTornado110
WatchAreal Flood67
AdvisorySmall Craft51
WarningFire Weather40
AdvisoryDense Fog27
WatchFlash Flood12
AdvisoryDust Storm10
WatchFlood9
WatchFire Weather9
WarningDust Storm7
AdvisoryLake Wind4
WarningGale3
AdvisoryFlood2
WatchGale2
AdvisoryBlowing Dust2
Most Active Forecast Offices
Forecast Office Products
Indianapolis, IN137
Wilmington, OH134
Jackson, KY118
Chicago, IL113
Northern Indiana, IN112
Denver / Boulder, CO106
Phoenix, AZ104
Charleston, WV100
Las Vegas, NV98
Tucson, AZ92
Louisville, KY81
Davenport / Quad Cities, IA73
Lincoln, IL71
Morristown / Knoxville, TN71
Greenville-Spartanburg, SC68
Baltimore / Washington, VA64
Jacksonville, FL61
Cheyenne, WY57
North Platte, NE57
Cleveland, OH56
Product Count by Day
Date Warn Watch Advis.
2026-08-1621 221
2026-08-15171 18103
2026-08-14235 23138
2026-08-13263 36161
2026-08-12354 37124
2026-08-11521 45169
2026-08-10375 4198
2026-08-09181 2380
2026-08-082 37
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0045Indianapolis, IN
Flash Flood Warning 0047Indianapolis, IN
Flash Flood Warning 0055Jackson, KY
Flash Flood Warning 0066Wilmington, OH
Flash Flood Warning 0067Wilmington, OH
Tornado Warning 0077Davenport / Quad Cities, IA
Flash Flood Warning 0123Charleston, WV
Home
Return to list
Severe Thunderstorm Warning 0269
Issued by the Rapid City Forecast Office

Action Issued Starts Expiration
New 2026-08-11 21:44:01 2026-08-11 21:43:00 2026-08-11 22:45:00
Continued 2026-08-11 21:48:17 2026-08-11 22:45:00
Continued 2026-08-11 21:50:02 2026-08-11 22:45:00
Continued 2026-08-11 22:03:32 2026-08-11 22:45:00
Cancelled 2026-08-11 22:03:32 2026-08-11 22:45:00
Continued 2026-08-11 22:24:03 2026-08-11 22:45:00
Cancelled 2026-08-11 22:24:03 2026-08-11 22:45:00
Continued 2026-08-11 22:35:33 2026-08-11 22:45:00
Cancelled 2026-08-11 22:35:33 2026-08-11 22:45:00
Cancelled 2026-08-11 22:38:33 2026-08-11 22:45:00


Action: New
Issued At: 2026-08-11 21:44:01

524 
WUUS53 KUNR 120243
SVRUNR
SDC055-071-093-103-120345-
/O.NEW.KUNR.SV.W.0269.260812T0243Z-260812T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
843 PM MDT Tue Aug 11 2026

The National Weather Service in Rapid City has issued a

* Severe Thunderstorm Warning for...
  Northwestern Jackson County in southwestern South Dakota...
  Southwestern Haakon County in west central South Dakota...
  Southeastern Meade County in west central South Dakota...
  Southeastern Pennington County in west central South Dakota...

* Until 945 PM MDT.

* At 843 PM MDT, a severe thunderstorm was located near Quinn, or 23
  miles west of Philip, moving southeast at 30 mph.

  HAZARD...70 mph wind gusts and ping pong ball size hail.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail
           damage to roofs, siding, windows, and vehicles. Expect
           considerable tree damage. Wind damage is also likely to
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Philip, Wall, Interior, Wasta, Quinn, Elm Springs, Grindstone,
  Cactus Flat, Creighton, Cedar Pass, Cottonwood, Delta 9 Missile
  Silo, Delta 1 Launch Facility, Minuteman Missile Visitors Center,
  Pinnacles Ranger Station, Grindstone Butte and northeastern
  Badlands National Park.

This includes Interstate 90 in South Dakota between Mile Markers 94
and 146.

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
widespread damaging winds and large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4425 10266 4433 10253 4438 10195 4394 10137
      4362 10206
TIME...MOT...LOC 0243Z 332DEG 24KT 4405 10213

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

SE


Action: Continued
Issued At: 2026-08-11 21:48:17

637 
WWUS53 KUNR 120247
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
847 PM MDT Tue Aug 11 2026

SDC055-071-093-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-Jackson SD-Meade SD-Pennington SD-
847 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON, SOUTH CENTRAL MEADE AND
SOUTHEASTERN PENNINGTON COUNTIES...

At 847 PM MDT, a severe thunderstorm was located near Quinn, or 22
miles west of Philip, moving southeast at 30 mph.

THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD.

HAZARD...80 mph wind gusts and ping pong ball size hail.

SOURCE...Automated observations.

IMPACT...Flying debris will be dangerous to those caught without
         shelter. Mobile homes will be heavily damaged. Expect
         considerable damage to roofs, windows, and vehicles.
         Extensive tree damage and power outages are likely.

Locations impacted include...
  Philip, Wall, Interior, Wasta, Quinn, Grindstone, Cactus Flat,
  Cedar Pass, Creighton, Cottonwood, Delta 1 Launch Facility, Delta 9
  Missile Silo, Minuteman Missile Visitors Center, Grindstone Butte,
  Pinnacles Ranger Station and northeastern Badlands National Park.

This includes Interstate 90 in South Dakota between Mile Markers 94
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm has produced widespread destructive
winds and is capable of producing large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4418 10259 4438 10195 4394 10137 4362 10206
TIME...MOT...LOC 0243Z 332DEG 24KT 4405 10213

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...OBSERVED
MAX WIND GUST...80 MPH

$$

SE


Action: Continued
Issued At: 2026-08-11 21:50:02

656 
WWUS53 KUNR 120249
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
849 PM MDT Tue Aug 11 2026

SDC055-071-093-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-Jackson SD-Meade SD-Pennington SD-
849 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON, SOUTH CENTRAL MEADE AND
SOUTHEASTERN PENNINGTON COUNTIES...

At 849 PM MDT, a severe thunderstorm was located over Quinn, or 22
miles west of Philip, moving southeast at 30 mph.

THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD.

HAZARD...80 mph wind gusts and golf ball size hail.

SOURCE...Automated observations.

IMPACT...Flying debris will be dangerous to those caught without
         shelter. Mobile homes will be heavily damaged. Expect
         considerable damage to roofs, windows, and vehicles.
         Extensive tree damage and power outages are likely.

Locations impacted include...
  Philip, Wall, Interior, Wasta, Quinn, Grindstone, Cactus Flat,
  Cedar Pass, Creighton, Cottonwood, Delta 1 Launch Facility, Delta 9
  Missile Silo, Minuteman Missile Visitors Center, Pinnacles Ranger
  Station, Grindstone Butte and northeastern Badlands National Park.

This includes Interstate 90 in South Dakota between Mile Markers 94
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm has produced widespread destructive
winds and is capable of producing dangerous hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4417 10258 4435 10197 4394 10137 4362 10206
TIME...MOT...LOC 0247Z 332DEG 24KT 4403 10211

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...80 MPH

$$

SE


Action: Continued
Issued At: 2026-08-11 22:03:32

004 
WWUS53 KUNR 120303
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
903 PM MDT Tue Aug 11 2026

SDC093-120313-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Meade SD-
903 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTH CENTRAL MEADE
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4388 10231 4407 10223 4414 10201 4393 10140
      4362 10206
TIME...MOT...LOC 0249Z 332DEG 24KT 4401 10210

$$


SDC055-071-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-Jackson SD-Pennington SD-
903 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON AND SOUTHEASTERN PENNINGTON
COUNTIES...

At 903 PM MDT, a severe thunderstorm was located near Quinn, or 22
miles west of Philip, moving southeast at 35 mph.

THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD.

HAZARD...80 mph wind gusts and golf ball size hail.

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without
         shelter. Mobile homes will be heavily damaged. Expect
         considerable damage to roofs, windows, and vehicles.
         Extensive tree damage and power outages are likely.

Locations impacted include...
  Wall, Interior, Quinn, Cactus Flat, Cedar Pass, Cottonwood, Delta 1
  Launch Facility, Minuteman Missile Visitors Center, Delta 9 Missile
  Silo, Pinnacles Ranger Station and northeastern Badlands National
  Park.

This includes Interstate 90 in South Dakota between Mile Markers 110
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm is capable of producing widespread
destructive winds and dangerous hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4388 10231 4407 10223 4414 10201 4393 10140
      4362 10206
TIME...MOT...LOC 0249Z 322DEG 28KT 4401 10217

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH

$$

SE


Action: Cancelled
Issued At: 2026-08-11 22:03:32

004 
WWUS53 KUNR 120303
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
903 PM MDT Tue Aug 11 2026

SDC093-120313-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Meade SD-
903 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTH CENTRAL MEADE
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4388 10231 4407 10223 4414 10201 4393 10140
      4362 10206
TIME...MOT...LOC 0249Z 332DEG 24KT 4401 10210

$$


SDC055-071-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-Jackson SD-Pennington SD-
903 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON, SOUTHWESTERN HAAKON AND SOUTHEASTERN PENNINGTON
COUNTIES...

At 903 PM MDT, a severe thunderstorm was located near Quinn, or 22
miles west of Philip, moving southeast at 35 mph.

THIS IS A DESTRUCTIVE STORM FOR WASTA, WALL, QUINN, COTTONWOOD.

HAZARD...80 mph wind gusts and golf ball size hail.

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without
         shelter. Mobile homes will be heavily damaged. Expect
         considerable damage to roofs, windows, and vehicles.
         Extensive tree damage and power outages are likely.

Locations impacted include...
  Wall, Interior, Quinn, Cactus Flat, Cedar Pass, Cottonwood, Delta 1
  Launch Facility, Minuteman Missile Visitors Center, Delta 9 Missile
  Silo, Pinnacles Ranger Station and northeastern Badlands National
  Park.

This includes Interstate 90 in South Dakota between Mile Markers 110
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm is capable of producing widespread
destructive winds and dangerous hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4388 10231 4407 10223 4414 10201 4393 10140
      4362 10206
TIME...MOT...LOC 0249Z 322DEG 28KT 4401 10217

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH

$$

SE


Action: Continued
Issued At: 2026-08-11 22:24:03

497 
WWUS53 KUNR 120323
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
923 PM MDT Tue Aug 11 2026

SDC055-120333-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-
923 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHWESTERN HAAKON
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4383 10218 4396 10209 4399 10192 4399 10187
      4388 10150 4363 10203
TIME...MOT...LOC 0303Z 322DEG 28KT 4393 10207

$$


SDC071-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Jackson SD-Pennington SD-
923 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON AND SOUTHEASTERN PENNINGTON COUNTIES...

At 923 PM MDT, a severe thunderstorm was located over Cactus Flat, or
20 miles southwest of Philip, moving southeast at 35 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable
         tree damage. Wind damage is also likely to mobile homes,
         roofs, and outbuildings.

Locations impacted include...
  Interior, Cactus Flat, Cedar Pass, Cottonwood, Minuteman Missile
  Visitors Center, Delta 1 Launch Facility and northeastern Badlands
  National Park.

This includes Interstate 90 in South Dakota between Mile Markers 120
and 146.

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
widespread damaging winds and large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Very heavy rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 4383 10218 4396 10209 4399 10192 4399 10187
      4388 10150 4363 10203
TIME...MOT...LOC 0303Z 317DEG 28KT 4394 10207

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

SE


Action: Cancelled
Issued At: 2026-08-11 22:24:03

497 
WWUS53 KUNR 120323
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
923 PM MDT Tue Aug 11 2026

SDC055-120333-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Haakon SD-
923 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHWESTERN HAAKON
COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4383 10218 4396 10209 4399 10192 4399 10187
      4388 10150 4363 10203
TIME...MOT...LOC 0303Z 322DEG 28KT 4393 10207

$$


SDC071-103-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Jackson SD-Pennington SD-
923 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON AND SOUTHEASTERN PENNINGTON COUNTIES...

At 923 PM MDT, a severe thunderstorm was located over Cactus Flat, or
20 miles southwest of Philip, moving southeast at 35 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable
         tree damage. Wind damage is also likely to mobile homes,
         roofs, and outbuildings.

Locations impacted include...
  Interior, Cactus Flat, Cedar Pass, Cottonwood, Minuteman Missile
  Visitors Center, Delta 1 Launch Facility and northeastern Badlands
  National Park.

This includes Interstate 90 in South Dakota between Mile Markers 120
and 146.

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
widespread damaging winds and large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Very heavy rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 4383 10218 4396 10209 4399 10192 4399 10187
      4388 10150 4363 10203
TIME...MOT...LOC 0303Z 317DEG 28KT 4394 10207

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

SE


Action: Continued
Issued At: 2026-08-11 22:35:33

794 
WWUS53 KUNR 120335
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
935 PM MDT Tue Aug 11 2026

SDC103-120345-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Pennington SD-
935 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN
PENNINGTON COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4385 10202 4390 10200 4399 10187 4388 10150
      4367 10195 4375 10202
TIME...MOT...LOC 0323Z 317DEG 28KT 4382 10192

$$


SDC071-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Jackson SD-
935 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON COUNTY...

At 935 PM MDT, a severe thunderstorm was located 7 miles southeast of
Cactus Flat, or 17 miles west of Kadoka, moving southeast at 35 mph.

THIS IS A DESTRUCTIVE STORM FOR COTTONWOOD.

HAZARD...90 mph wind gusts and half dollar size hail.

SOURCE...Automated observations.

IMPACT...You are in a life-threatening situation. Flying debris may
         be deadly to those caught without shelter. Mobile homes will
         be heavily damaged or destroyed. Homes and businesses will
         have substantial roof and window damage. Expect extensive
         tree damage and power outages.

Locations impacted include...
  Interior, Cactus Flat, Cedar Pass, Cottonwood, Minuteman Missile
  Visitors Center and Delta 1 Launch Facility.

This includes Interstate 90 in South Dakota between Mile Markers 126
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm has produced widespread destructive
winds and is capable of producing large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4385 10202 4390 10200 4399 10187 4388 10150
      4367 10195 4375 10202
TIME...MOT...LOC 0323Z 317DEG 28KT 4382 10192

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...OBSERVED
MAX WIND GUST...90 MPH

$$

SE


Action: Cancelled
Issued At: 2026-08-11 22:35:33

794 
WWUS53 KUNR 120335
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
935 PM MDT Tue Aug 11 2026

SDC103-120345-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Pennington SD-
935 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SOUTHEASTERN
PENNINGTON COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of west central South Dakota.

&&

LAT...LON 4385 10202 4390 10200 4399 10187 4388 10150
      4367 10195 4375 10202
TIME...MOT...LOC 0323Z 317DEG 28KT 4382 10192

$$


SDC071-120345-
/O.CON.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Jackson SD-
935 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM MDT FOR
NORTHWESTERN JACKSON COUNTY...

At 935 PM MDT, a severe thunderstorm was located 7 miles southeast of
Cactus Flat, or 17 miles west of Kadoka, moving southeast at 35 mph.

THIS IS A DESTRUCTIVE STORM FOR COTTONWOOD.

HAZARD...90 mph wind gusts and half dollar size hail.

SOURCE...Automated observations.

IMPACT...You are in a life-threatening situation. Flying debris may
         be deadly to those caught without shelter. Mobile homes will
         be heavily damaged or destroyed. Homes and businesses will
         have substantial roof and window damage. Expect extensive
         tree damage and power outages.

Locations impacted include...
  Interior, Cactus Flat, Cedar Pass, Cottonwood, Minuteman Missile
  Visitors Center and Delta 1 Launch Facility.

This includes Interstate 90 in South Dakota between Mile Markers 126
and 146.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm has produced widespread destructive
winds and is capable of producing large hail.

Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4385 10202 4390 10200 4399 10187 4388 10150
      4367 10195 4375 10202
TIME...MOT...LOC 0323Z 317DEG 28KT 4382 10192

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...OBSERVED
MAX WIND GUST...90 MPH

$$

SE


Action: Cancelled
Issued At: 2026-08-11 22:38:33

824 
WWUS53 KUNR 120338
SVSUNR

Severe Weather Statement
National Weather Service Rapid City SD
938 PM MDT Tue Aug 11 2026

SDC071-120348-
/O.CAN.KUNR.SV.W.0269.000000T0000Z-260812T0345Z/
Jackson SD-
938 PM MDT Tue Aug 11 2026

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHWESTERN JACKSON
COUNTY...

The Severe Thunderstorm Warning that was previously in effect has
been reissued for Jackson County and is in effect until 1045 PM MDT.
Please refer to that bulletin for the latest severe weather
information.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for a
portion of southwest South Dakota.

&&

LAT...LON 4385 10202 4390 10200 4399 10187 4388 10150
      4367 10195 4375 10202
TIME...MOT...LOC 0335Z 317DEG 28KT 4375 10183

$$

SE



Page Loaded at: 2026-08-16 09:56:33 -- Client Address: 216.73.217.42 -- Refresh Time: seconds