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Wednesday, Jul 30, 2025 19:01:50

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Severe Thunderstorm Watch 0551
Issued by the Billings Forecast Office

Action Issued Starts Expiration
New 2025-07-28 14:22:56 2025-07-28 14:22:00 2025-07-28 22:00:00
Area Extended 2025-07-28 19:33:03 2025-07-28 22:00:00
Continued 2025-07-28 19:33:03 2025-07-28 22:00:00
Cancelled 2025-07-28 21:00:36 2025-07-28 22:00:00
Continued 2025-07-28 21:00:36 2025-07-28 22:00:00
Time Extended 2025-07-28 21:46:08 2025-07-29 00:00:00
Cancelled 2025-07-28 21:46:08 2025-07-28 22:00:00
Continued 2025-07-28 21:58:38 2025-07-29 00:00:00
Area Extended 2025-07-28 21:58:38 2025-07-29 00:00:00


Action: New
Issued At: 2025-07-28 14:22:56

406 
WWUS65 KBYZ 281922
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
122 PM MDT MON JUL 28 2025

MTC037-065-107-290300-
/O.NEW.KBYZ.SV.A.0551.250728T1922Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
551 IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN CENTRAL MONTANA

GOLDEN VALLEY         MUSSELSHELL           WHEATLAND            

THIS INCLUDES THE CITIES OF HARLOWTON, LAVINA, ROUNDUP, 
AND RYEGATE.

$$


Action: Area Extended
Issued At: 2025-07-28 19:33:03

887 
WWUS65 KBYZ 290032
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
632 PM MDT MON JUL 28 2025

MTC087-103-111-290300-
/O.EXA.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 551 TO INCLUDE THE FOLLOWING AREAS UNTIL 9 PM MDT THIS
EVENING

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$

MTC037-065-107-290300-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 9 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN CENTRAL MONTANA

GOLDEN VALLEY         MUSSELSHELL           WHEATLAND            

THIS INCLUDES THE CITIES OF HARLOWTON, LAVINA, ROUNDUP, 
AND RYEGATE.

$$


Action: Continued
Issued At: 2025-07-28 19:33:03

887 
WWUS65 KBYZ 290032
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
632 PM MDT MON JUL 28 2025

MTC087-103-111-290300-
/O.EXA.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 551 TO INCLUDE THE FOLLOWING AREAS UNTIL 9 PM MDT THIS
EVENING

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$

MTC037-065-107-290300-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 9 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN CENTRAL MONTANA

GOLDEN VALLEY         MUSSELSHELL           WHEATLAND            

THIS INCLUDES THE CITIES OF HARLOWTON, LAVINA, ROUNDUP, 
AND RYEGATE.

$$


Action: Cancelled
Issued At: 2025-07-28 21:00:36

308 
WWUS65 KBYZ 290200
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
800 PM MDT MON JUL 28 2025

MTC037-107-290300-
/O.CAN.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 551 FOR THE FOLLOWING AREAS

IN MONTANA THIS CANCELS 2 COUNTIES

IN CENTRAL MONTANA

GOLDEN VALLEY         WHEATLAND             

THIS INCLUDES THE CITIES OF HARLOWTON, LAVINA, AND RYEGATE.

$$

MTC065-087-103-111-290300-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 9 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 4 COUNTIES

IN CENTRAL MONTANA

MUSSELSHELL           

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, LAME DEER, AND ROUNDUP.

$$


Action: Continued
Issued At: 2025-07-28 21:00:36

308 
WWUS65 KBYZ 290200
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
800 PM MDT MON JUL 28 2025

MTC037-107-290300-
/O.CAN.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 551 FOR THE FOLLOWING AREAS

IN MONTANA THIS CANCELS 2 COUNTIES

IN CENTRAL MONTANA

GOLDEN VALLEY         WHEATLAND             

THIS INCLUDES THE CITIES OF HARLOWTON, LAVINA, AND RYEGATE.

$$

MTC065-087-103-111-290300-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 9 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 4 COUNTIES

IN CENTRAL MONTANA

MUSSELSHELL           

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, LAME DEER, AND ROUNDUP.

$$


Action: Time Extended
Issued At: 2025-07-28 21:46:08

501 
WWUS65 KBYZ 290245
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
845 PM MDT MON JUL 28 2025

MTC065-290345-
/O.CAN.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 551 FOR THE FOLLOWING AREAS

IN MONTANA THIS CANCELS 1 COUNTY

IN CENTRAL MONTANA

MUSSELSHELL           

THIS INCLUDES THE CITIES OF ROUNDUP.

$$

MTC087-103-111-290500-
/O.EXT.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

SEVERE THUNDERSTORM WATCH 551, PREVIOUSLY IN EFFECT UNTIL 9 PM
MDT THIS EVENING, IS NOW IN EFFECT UNTIL 11 PM MDT THIS EVENING
FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$


Action: Cancelled
Issued At: 2025-07-28 21:46:08

501 
WWUS65 KBYZ 290245
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
845 PM MDT MON JUL 28 2025

MTC065-290345-
/O.CAN.KBYZ.SV.A.0551.000000T0000Z-250729T0300Z/

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 551 FOR THE FOLLOWING AREAS

IN MONTANA THIS CANCELS 1 COUNTY

IN CENTRAL MONTANA

MUSSELSHELL           

THIS INCLUDES THE CITIES OF ROUNDUP.

$$

MTC087-103-111-290500-
/O.EXT.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

SEVERE THUNDERSTORM WATCH 551, PREVIOUSLY IN EFFECT UNTIL 9 PM
MDT THIS EVENING, IS NOW IN EFFECT UNTIL 11 PM MDT THIS EVENING
FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$


Action: Continued
Issued At: 2025-07-28 21:58:38

826 
WWUS65 KBYZ 290257
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
857 PM MDT MON JUL 28 2025

MTC017-290500-
/O.EXA.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 551 TO INCLUDE THE FOLLOWING AREAS UNTIL 11 PM MDT THIS
EVENING

IN MONTANA THIS WATCH INCLUDES 1 COUNTY

IN SOUTHEAST MONTANA

CUSTER                

THIS INCLUDES THE CITIES OF MILES CITY.

$$

MTC087-103-111-290500-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 11 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$


Action: Area Extended
Issued At: 2025-07-28 21:58:38

826 
WWUS65 KBYZ 290257
WCNBYZ

WATCH COUNTY NOTIFICATION FOR WATCH 551
NATIONAL WEATHER SERVICE BILLINGS MT
857 PM MDT MON JUL 28 2025

MTC017-290500-
/O.EXA.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM
WATCH 551 TO INCLUDE THE FOLLOWING AREAS UNTIL 11 PM MDT THIS
EVENING

IN MONTANA THIS WATCH INCLUDES 1 COUNTY

IN SOUTHEAST MONTANA

CUSTER                

THIS INCLUDES THE CITIES OF MILES CITY.

$$

MTC087-103-111-290500-
/O.CON.KBYZ.SV.A.0551.000000T0000Z-250729T0500Z/

SEVERE THUNDERSTORM WATCH 551 REMAINS VALID UNTIL 11 PM MDT THIS
EVENING FOR THE FOLLOWING AREAS

IN MONTANA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTH CENTRAL MONTANA

YELLOWSTONE           

IN SOUTHEAST MONTANA

ROSEBUD               TREASURE              

THIS INCLUDES THE CITIES OF ASHLAND, BILLINGS, COLSTRIP, FORSYTH,
HYSHAM, AND LAME DEER.

$$



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