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Severe Thunderstorm Warning 0182
Issued by the Aberdeen Forecast Office

Action Issued Starts Expiration
New 2025-07-29 16:49:58 2025-07-29 16:49:00 2025-07-29 17:45:00
Continued 2025-07-29 16:51:28 2025-07-29 17:45:00
Continued 2025-07-29 17:21:59 2025-07-29 17:45:00
Cancelled 2025-07-29 17:28:29 2025-07-29 17:45:00


Action: New
Issued At: 2025-07-29 16:49:58

717 
WUUS53 KABR 292149
SVRABR
SDC085-292245-
/O.NEW.KABR.SV.W.0182.250729T2149Z-250729T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Aberdeen SD
449 PM CDT Tue Jul 29 2025

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for...
  Southeastern Lyman County in central South Dakota...

* Until 545 PM CDT.

* At 449 PM CDT, a severe thunderstorm was located near Reliance, or
  9 miles west of Oacoma, moving east at 35 mph.

  HAZARD...Tennis ball size hail and 70 mph wind gusts.

  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.

* This severe thunderstorm will be near...
  Oacoma, Lake Francis Case, and Dude Ranch around 455 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

&&

LAT...LON 4374 9962 4377 9965 4373 9967 4375 9968
      4376 9968 4372 9972 4375 9975 4370 9983
      4371 9983 4402 9957 4396 9935 4390 9936
      4386 9931 4378 9941 4371 9941 4367 9947
      4365 9936 4353 9928 4350 9930 4350 9963
TIME...MOT...LOC 2149Z 282DEG 32KT 4378 9957 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

MMM


Action: Continued
Issued At: 2025-07-29 16:51:28

741 
WWUS53 KABR 292151
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
451 PM CDT Tue Jul 29 2025

SDC085-292245-
/O.CON.KABR.SV.W.0182.000000T0000Z-250729T2245Z/
Lyman SD-
451 PM CDT Tue Jul 29 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR SOUTHEASTERN LYMAN COUNTY...

At 450 PM CDT, a severe thunderstorm was located near Dude Ranch, or
8 miles west of Oacoma, moving east at 35 mph.

THIS IS A DESTRUCTIVE STORM FOR SOUTHERN LYMAN COUNTY.

HAZARD...Baseball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured. 
         Expect shattered windows, extensive damage to roofs, 
         siding, and vehicles.

This severe storm will be near...
  Oacoma, Lake Francis Case, and Dude Ranch around 455 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

&&

LAT...LON 4374 9962 4377 9965 4373 9967 4375 9968
      4376 9968 4372 9972 4375 9975 4370 9983
      4371 9983 4402 9957 4396 9935 4390 9936
      4386 9931 4378 9941 4371 9941 4367 9947
      4365 9936 4353 9928 4350 9930 4350 9963
TIME...MOT...LOC 2150Z 282DEG 32KT 4378 9955 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

MMM


Action: Continued
Issued At: 2025-07-29 17:21:59

710 
WWUS53 KABR 292221
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
521 PM CDT Tue Jul 29 2025

SDC085-292245-
/O.CON.KABR.SV.W.0182.000000T0000Z-250729T2245Z/
Lyman SD-
521 PM CDT Tue Jul 29 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR SOUTHEASTERN LYMAN COUNTY...

At 521 PM CDT, a severe thunderstorm was located 8 miles southeast of
Chamberlain, moving east at 35 mph.

HAZARD...70 mph wind gusts and quarter 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.

This severe thunderstorm will remain over mainly rural areas of
southeastern Lyman County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for damaging winds. People outside should move 
to a shelter, inside a strong building and away from windows.

&&

LAT...LON 4377 9961 4376 9964 4377 9965 4376 9966
      4375 9968 4376 9968 4378 9963 4399 9953
      4396 9935 4390 9936 4386 9931 4378 9941
      4371 9941 4367 9947 4365 9936 4353 9928
      4350 9930 4350 9963 4374 9962
TIME...MOT...LOC 2221Z 282DEG 32KT 4372 9918 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

MMM


Action: Cancelled
Issued At: 2025-07-29 17:28:29

972 
WWUS53 KABR 292228
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
528 PM CDT Tue Jul 29 2025

SDC085-292237-
/O.CAN.KABR.SV.W.0182.000000T0000Z-250729T2245Z/
Lyman SD-
528 PM CDT Tue Jul 29 2025

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LYMAN COUNTY IS
CANCELLED...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.  However, gusty winds and
heavy rain are still possible with this thunderstorm.

&&

LAT...LON 4377 9961 4376 9964 4377 9965 4376 9966
      4375 9968 4376 9968 4378 9963 4399 9953
      4396 9935 4390 9936 4386 9931 4378 9941
      4371 9941 4367 9947 4365 9936 4353 9928
      4350 9930 4350 9963 4374 9962
TIME...MOT...LOC 2227Z 282DEG 32KT 4371 9910 

$$

MMM



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