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Severe Thunderstorm Warning 0262
Issued by the Aberdeen Forecast Office

Action Issued Starts Expiration
New 2025-09-12 19:39:00 2025-09-12 19:38:00 2025-09-12 20:30:00
Continued 2025-09-12 19:59:31 2025-09-12 20:30:00
Continued 2025-09-12 20:06:31 2025-09-12 20:30:00
Continued 2025-09-12 20:15:01 2025-09-12 20:30:00


Action: New
Issued At: 2025-09-12 19:39:00

044 
WUUS53 KABR 130038
SVRABR
SDC031-130130-
/O.NEW.KABR.SV.W.0262.250913T0038Z-250913T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Aberdeen SD
638 PM MDT Fri Sep 12 2025

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for...
  Northwestern Corson County in north central South Dakota...

* Until 730 PM MDT.

* At 638 PM MDT, a severe thunderstorm was located 13 miles south of
  Keldron, or 21 miles southeast of Lemmon, moving west at 10 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 remain over mainly rural areas of
  northwestern Corson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200
TIME...MOT...LOC 0038Z 070DEG 10KT 4574 10181 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BC


Action: Continued
Issued At: 2025-09-12 19:59:31

628 
WWUS53 KABR 130059
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
659 PM MDT Fri Sep 12 2025

SDC031-130130-
/O.CON.KABR.SV.W.0262.000000T0000Z-250913T0130Z/
Corson SD-
659 PM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM MDT
FOR NORTHWESTERN CORSON COUNTY...

At 657 PM MDT, a severe thunderstorm was located 13 miles north of
Shambo Ranch, or 21 miles southeast of Lemmon, and is nearly
stationary.

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 remain over mainly rural areas of
northwestern Corson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200
TIME...MOT...LOC 0057Z 273DEG 1KT 4573 10182 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BC


Action: Continued
Issued At: 2025-09-12 20:06:31

733 
WWUS53 KABR 130106
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
706 PM MDT Fri Sep 12 2025

SDC031-130130-
/O.CON.KABR.SV.W.0262.000000T0000Z-250913T0130Z/
Corson SD-
706 PM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM MDT
FOR NORTHWESTERN CORSON COUNTY...

At 706 PM MDT, a severe thunderstorm was located 13 miles north of
Shambo Ranch, or 22 miles southeast of Lemmon, and is nearly
stationary.

HAZARD...Two inch 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
northwestern Corson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200
TIME...MOT...LOC 0106Z 280DEG 2KT 4572 10181 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BC


Action: Continued
Issued At: 2025-09-12 20:15:01

062 
WWUS53 KABR 130114
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
714 PM MDT Fri Sep 12 2025

SDC031-130130-
/O.CON.KABR.SV.W.0262.000000T0000Z-250913T0130Z/
Corson SD-
714 PM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM MDT
FOR NORTHWESTERN CORSON COUNTY...

At 714 PM MDT, a severe thunderstorm was located 12 miles north of
Shambo Ranch, or 22 miles southeast of Lemmon, moving southwest at 10
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
northwestern Corson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4582 10200 4587 10166 4569 10164 4563 10200
TIME...MOT...LOC 0114Z 049DEG 7KT 4571 10181 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BC



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