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Severe Thunderstorm Warning 0212
Issued by the Billings Forecast Office

Action Issued Starts Expiration
New 2025-07-29 01:57:06 2025-07-29 01:56:00 2025-07-29 03:00:00
Continued 2025-07-29 02:18:36 2025-07-29 03:00:00
Cancelled 2025-07-29 02:18:36 2025-07-29 03:00:00
Continued 2025-07-29 02:33:06 2025-07-29 03:00:00
Cancelled 2025-07-29 02:48:36 2025-07-29 03:00:00


Action: New
Issued At: 2025-07-29 01:57:06

358 
WUUS55 KBYZ 290656
SVRBYZ
MTC003-087-103-290800-
/O.NEW.KBYZ.SV.W.0212.250729T0656Z-250729T0800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Billings MT
1256 AM MDT Tue Jul 29 2025

The National Weather Service in Billings has issued a

* Severe Thunderstorm Warning for...
  Northeast Big Horn County in south central Montana...
  Central Rosebud County in southeastern Montana...
  Southeastern Treasure County in southeastern Montana...

* Until 200 AM MDT.

* At 1256 AM MDT, a severe thunderstorm was located 24 miles north 
  of Busby, or 24 miles east of Hardin, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated. This storm has a history of producing
           large hail and damaging wind gusts.

  IMPACT...Hail damage to vehicles is expected. Expect wind
           damage to roofs, siding, and trees.

* Locations impacted include...
  Colstrip, Northern Cheyenne Indian Reservation and Crow Indian 
  Reservation.

This replaces the previous warning for this area. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

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

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4577 10723 4594 10725 4618 10634 4564 10629
TIME...MOT...LOC 0655Z 266DEG 27KT 4585 10714

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers


Action: Continued
Issued At: 2025-07-29 02:18:36

108 
WWUS55 KBYZ 290718
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
118 AM MDT Tue Jul 29 2025

MTC003-103-290728-
/O.CAN.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Big Horn MT-Treasure MT-
118 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEAST BIG HORN 
AND SOUTHEASTERN TREASURE COUNTIES...

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

&&

LAT...LON 4618 10634 4564 10629 4573 10691 4579 10691
      4579 10688 4583 10688 4583 10694 4602 10694
TIME...MOT...LOC 0656Z 266DEG 27KT 4585 10713

$$


MTC087-290800-
/O.CON.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Rosebud MT-
118 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 2 AM MDT FOR 
CENTRAL ROSEBUD COUNTY...

At 118 AM MDT, a severe thunderstorm was located 11 miles west of 
Colstrip, moving east at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated. This storm has a history of producing
         large hail and damaging wind gusts.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
         to roofs, siding, and trees.

Locations impacted include...
  Colstrip and Northern Cheyenne Indian Reservation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

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

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4618 10634 4564 10629 4573 10691 4579 10691
      4579 10688 4583 10688 4583 10694 4602 10694
TIME...MOT...LOC 0656Z 263DEG 32KT 4586 10711

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers


Action: Cancelled
Issued At: 2025-07-29 02:18:36

108 
WWUS55 KBYZ 290718
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
118 AM MDT Tue Jul 29 2025

MTC003-103-290728-
/O.CAN.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Big Horn MT-Treasure MT-
118 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEAST BIG HORN 
AND SOUTHEASTERN TREASURE COUNTIES...

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

&&

LAT...LON 4618 10634 4564 10629 4573 10691 4579 10691
      4579 10688 4583 10688 4583 10694 4602 10694
TIME...MOT...LOC 0656Z 266DEG 27KT 4585 10713

$$


MTC087-290800-
/O.CON.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Rosebud MT-
118 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 2 AM MDT FOR 
CENTRAL ROSEBUD COUNTY...

At 118 AM MDT, a severe thunderstorm was located 11 miles west of 
Colstrip, moving east at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated. This storm has a history of producing
         large hail and damaging wind gusts.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
         to roofs, siding, and trees.

Locations impacted include...
  Colstrip and Northern Cheyenne Indian Reservation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

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

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4618 10634 4564 10629 4573 10691 4579 10691
      4579 10688 4583 10688 4583 10694 4602 10694
TIME...MOT...LOC 0656Z 263DEG 32KT 4586 10711

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers


Action: Continued
Issued At: 2025-07-29 02:33:06

549 
WWUS55 KBYZ 290732
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
132 AM MDT Tue Jul 29 2025

MTC087-290800-
/O.CON.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Rosebud MT-
132 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 2 AM MDT FOR 
CENTRAL ROSEBUD COUNTY...

At 132 AM MDT, a severe thunderstorm was located near Colstrip, 
moving east at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
         to roofs, siding, and trees.

Locations impacted include...
  Colstrip.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds and large 
hail.

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

Report severe weather to your nearest law enforcement agency or the 
National Weather Service office in Billings MT.

&&

LAT...LON 4572 10643 4580 10675 4587 10676 4598 10679
      4609 10633 4575 10630 4570 10630
TIME...MOT...LOC 0718Z 270DEG 31KT 4587 10683

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Chambers


Action: Cancelled
Issued At: 2025-07-29 02:48:36

985 
WWUS55 KBYZ 290748
SVSBYZ

Severe Weather Statement
National Weather Service Billings MT
148 AM MDT Tue Jul 29 2025

MTC087-290758-
/O.CAN.KBYZ.SV.W.0212.000000T0000Z-250729T0800Z/
Rosebud MT-
148 AM MDT Tue Jul 29 2025

...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR CENTRAL ROSEBUD 
COUNTY...

The storm which prompted the warning has weakened below severe 
limits, and no longer poses an immediate threat to life or property. 
Therefore, the warning has been cancelled. However, small hail, 
gusty winds, and heavy rain are still possible with this 
thunderstorm.

To report severe weather, contact your nearest law enforcement 
agency. They will send your report to the National Weather Service 
office.

&&

LAT...LON 4572 10643 4580 10675 4587 10676 4598 10679
      4609 10633 4575 10630 4570 10630
TIME...MOT...LOC 0732Z 270DEG 31KT 4586 10665

$$

Chambers



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