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Severe Thunderstorm Warning 0198
Issued by the Bismarck Forecast Office

Action Issued Starts Expiration
New 2025-07-28 07:23:46 2025-07-28 07:23:00 2025-07-28 08:30:00
Continued 2025-07-28 07:40:16 2025-07-28 08:30:00
Continued 2025-07-28 07:54:46 2025-07-28 08:30:00
Continued 2025-07-28 08:06:17 2025-07-28 08:30:00
Cancelled 2025-07-28 08:06:17 2025-07-28 08:30:00


Action: New
Issued At: 2025-07-28 07:23:46

748 
WUUS53 KBIS 281223
SVRBIS
NDC007-025-033-053-089-281330-
/O.NEW.KBIS.SV.W.0198.250728T1223Z-250728T1330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
623 AM MDT Mon Jul 28 2025

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Golden Valley County in southwestern North Dakota...
  Southwestern Dunn County in southwestern North Dakota...
  Billings County in southwestern North Dakota...
  South central McKenzie County in northwestern North Dakota...
  Western Stark County in southwestern North Dakota...

* Until 730 AM MDT.

* At 622 AM MDT, severe thunderstorms were located along a line
  extending from 5 miles southwest of Grassy Butte to 7 miles north
  of Medora to 5 miles northwest of Golva, moving east at 30 mph.

  HAZARD...Golf 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...
  Beach, Belfield, Killdeer, South Heart, Medora, Manning, Golva,
  Sentinel Butte, Grassy Butte, South Fairfield, Fairfield, Fryburg, 
  Elkhorn State Natural Area, New Hradec, Sentinel Butte State 
  Nature Preserve, and Sully Creek State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These are dangerous storms, capable of producing large hail driven by
severe winds! SEEK SHELTER NOW inside a sturdy structure and stay
away from windows! If you are caught outdoors, cover your head and
neck.

&&

LAT...LON 4698 10404 4706 10389 4743 10358 4744 10268
      4690 10288 4664 10306 4663 10310 4663 10380
      4654 10380 4654 10404
TIME...MOT...LOC 1222Z 277DEG 25KT 4734 10332 4702 10351 4680 10405 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

HOLLAN


Action: Continued
Issued At: 2025-07-28 07:40:16

075 
WWUS53 KBIS 281240
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
640 AM MDT Mon Jul 28 2025

NDC007-025-033-053-089-281330-
/O.CON.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Golden Valley ND-Dunn ND-Billings ND-McKenzie ND-Stark ND-
640 AM MDT Mon Jul 28 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 AM MDT
FOR GOLDEN VALLEY...SOUTHWESTERN DUNN...BILLINGS...SOUTH CENTRAL
MCKENZIE AND WESTERN STARK COUNTIES...

At 638 AM MDT, severe thunderstorms were located along a line
extending from 9 miles southeast of Grassy Butte to 8 miles northwest
of Belfield to 8 miles east of Golva, moving east at 35 mph.

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

SOURCE...Trained weather spotters. At 634 AM MDT, a 75 mph wind gust 
         was reported 2 miles west of Fairfield.

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...
Beach, Belfield, Killdeer, South Heart, Medora, Manning, Golva,
Sentinel Butte, Grassy Butte, South Fairfield, Fairfield, Fryburg,
Elkhorn State Natural Area, New Hradec, Alpha, Sentinel Butte State
Nature Preserve, and Sully Creek State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These are dangerous storms, capable of producing large hail driven by
severe winds! SEEK SHELTER NOW inside a sturdy structure and stay
away from windows! If you are caught outdoors, cover your head and
neck.

&&

LAT...LON 4698 10404 4706 10389 4743 10358 4744 10268
      4690 10288 4664 10306 4663 10310 4663 10380
      4654 10380 4654 10404
TIME...MOT...LOC 1238Z 277DEG 29KT 4731 10308 4699 10327 4677 10381 

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

$$

HOLLAN


Action: Continued
Issued At: 2025-07-28 07:54:46

434 
WWUS53 KBIS 281254
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
654 AM MDT Mon Jul 28 2025

NDC007-025-033-053-089-281330-
/O.CON.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Golden Valley ND-Dunn ND-Billings ND-McKenzie ND-Stark ND-
654 AM MDT Mon Jul 28 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 AM MDT
FOR SOUTHERN GOLDEN VALLEY...SOUTHWESTERN DUNN...BILLINGS...SOUTH
CENTRAL MCKENZIE AND WESTERN STARK COUNTIES...

At 654 AM MDT, severe thunderstorms were located along a line
extending from 11 miles east of Grassy Butte to 4 miles east of
Belfield to 13 miles south of Medora, moving east at 30 mph.

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

SOURCE...Trained weather spotters.

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...
Belfield, Killdeer, South Heart, Medora, Manning, Golva, Sentinel
Butte, Grassy Butte, South Fairfield, Fairfield, Fryburg, New Hradec,
Alpha, Sentinel Butte State Nature Preserve, and Sully Creek State
Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These are dangerous storms, capable of producing large hail driven by
severe winds! SEEK SHELTER NOW inside a sturdy structure and stay
away from windows! If you are caught outdoors, cover your head and
neck.

&&

LAT...LON 4682 10404 4692 10387 4706 10354 4743 10340
      4744 10268 4690 10288 4664 10306 4663 10310
      4663 10380 4654 10380 4654 10404
TIME...MOT...LOC 1254Z 287DEG 25KT 4734 10301 4688 10310 4672 10357 

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

$$

HOLLAN


Action: Continued
Issued At: 2025-07-28 08:06:17

759 
WWUS53 KBIS 281305
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
705 AM MDT Mon Jul 28 2025

NDC033-053-281315-
/O.CAN.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Golden Valley ND-McKenzie ND-
705 AM MDT Mon Jul 28 2025

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GOLDEN VALLEY AND
SOUTH CENTRAL MCKENZIE COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

&&

LAT...LON 4694 10361 4698 10324 4743 10307 4744 10268
      4690 10288 4664 10306 4663 10361
TIME...MOT...LOC 1305Z 277DEG 25KT 4733 10292 4687 10301 4671 10348 

$$

NDC007-025-089-281330-
/O.CON.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Dunn ND-Billings ND-Stark ND-
705 AM MDT Mon Jul 28 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 AM MDT
FOR SOUTHWESTERN DUNN...SOUTHEASTERN BILLINGS AND WESTERN STARK
COUNTIES...

At 705 AM MDT, severe thunderstorms were located along a line
extending from 7 miles west of Killdeer to South Heart to 14 miles
south of Medora, moving east at 30 mph.

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

SOURCE...Trained weather spotters.

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...
Belfield, Killdeer, South Heart, Medora, Manning, Fryburg, Sully
Creek State Park, and New Hradec.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4694 10361 4698 10324 4743 10307 4744 10268
      4690 10288 4664 10306 4663 10361
TIME...MOT...LOC 1305Z 277DEG 25KT 4733 10292 4687 10301 4671 10348 

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

$$

HOLLAN


Action: Cancelled
Issued At: 2025-07-28 08:06:17

759 
WWUS53 KBIS 281305
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
705 AM MDT Mon Jul 28 2025

NDC033-053-281315-
/O.CAN.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Golden Valley ND-McKenzie ND-
705 AM MDT Mon Jul 28 2025

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GOLDEN VALLEY AND
SOUTH CENTRAL MCKENZIE COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

&&

LAT...LON 4694 10361 4698 10324 4743 10307 4744 10268
      4690 10288 4664 10306 4663 10361
TIME...MOT...LOC 1305Z 277DEG 25KT 4733 10292 4687 10301 4671 10348 

$$

NDC007-025-089-281330-
/O.CON.KBIS.SV.W.0198.000000T0000Z-250728T1330Z/
Dunn ND-Billings ND-Stark ND-
705 AM MDT Mon Jul 28 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 AM MDT
FOR SOUTHWESTERN DUNN...SOUTHEASTERN BILLINGS AND WESTERN STARK
COUNTIES...

At 705 AM MDT, severe thunderstorms were located along a line
extending from 7 miles west of Killdeer to South Heart to 14 miles
south of Medora, moving east at 30 mph.

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

SOURCE...Trained weather spotters.

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...
Belfield, Killdeer, South Heart, Medora, Manning, Fryburg, Sully
Creek State Park, and New Hradec.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4694 10361 4698 10324 4743 10307 4744 10268
      4690 10288 4664 10306 4663 10361
TIME...MOT...LOC 1305Z 277DEG 25KT 4733 10292 4687 10301 4671 10348 

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

$$

HOLLAN



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