649 

WUUS55 KGGW 140403

SVRGGW

MTC033-069-071-140500-

/O.NEW.KGGW.SV.W.0016.260514T0403Z-260514T0500Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Warning

National Weather Service Glasgow MT

1003 PM MDT Wed May 13 2026



The National Weather Service in Glasgow has issued a



* Severe Thunderstorm Warning for...

  Southern Phillips County in northeastern Montana...

  Petroleum County in northeastern Montana...

  Southwestern Garfield County in northeastern Montana...



* Until 1100 PM MDT.



* At 1002 PM MDT, a severe thunderstorm was located 8 miles southwest

  of Zortman, moving east at 50 mph.



  HAZARD...60 mph wind gusts.



  SOURCE...Radar indicated.



  IMPACT...Expect damage to roofs, siding, and trees.



* Locations impacted include...

  Winnett, Zortman, Sand Springs, Fourchette, U L Bend Rec Area,

  Crooked Creek Rec Area, Flatwillow, Devils Creek Rec Area, Edwards,

  Mosby, Phillips, Petrolia Lake, Fred Robinson Bridge, Tiegen,

  Landusky, Content, Sun Prairie, and Cat Creek.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

building.



&&



LAT...LON 4792 10889 4792 10863 4799 10861 4798 10844

      4815 10843 4829 10762 4686 10725 4685 10789

      4676 10783 4675 10863 4710 10861 4710 10874

      4727 10872 4732 10831 4758 10831 4757 10833

      4764 10877 4773 10889

TIME...MOT...LOC 0402Z 248DEG 43KT 4786 10868 



HAIL THREAT...RADAR INDICATED

MAX HAIL SIZE...<.75 IN

WIND THREAT...RADAR INDICATED

MAX WIND GUST...60 MPH



$$



Maliawco






917 

WWUS55 KGGW 140432

SVSGGW



Severe Weather Statement

National Weather Service Glasgow MT

1032 PM MDT Wed May 13 2026



MTC033-069-071-140500-

/O.CON.KGGW.SV.W.0016.000000T0000Z-260514T0500Z/

Phillips MT-Petroleum MT-Garfield MT-

1032 PM MDT Wed May 13 2026



...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM MDT

FOR SOUTHERN PHILLIPS...PETROLEUM AND SOUTHWESTERN GARFIELD

COUNTIES...



At 1031 PM MDT, a severe thunderstorm was located 16 miles east of

Zortman, moving east at 50 mph.



HAZARD...60 mph wind gusts.



SOURCE...Radar indicated.



IMPACT...Expect damage to roofs, siding, and trees.



Locations impacted include...

Winnett, Zortman, Sand Springs, Fourchette, U L Bend Rec Area,

Crooked Creek Rec Area, Flatwillow, Devils Creek Rec Area, Edwards,

Mosby, Phillips, Petrolia Lake, Fred Robinson Bridge, Tiegen,

Landusky, Content, Sun Prairie, and Cat Creek.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

building.



&&



LAT...LON 4792 10889 4792 10863 4799 10861 4798 10844

      4815 10843 4829 10762 4686 10725 4685 10789

      4676 10783 4675 10863 4710 10861 4710 10874

      4727 10872 4732 10831 4758 10831 4757 10833

      4764 10877 4773 10889

TIME...MOT...LOC 0431Z 248DEG 43KT 4799 10819 



HAIL THREAT...RADAR INDICATED

MAX HAIL SIZE...<.75 IN

WIND THREAT...RADAR INDICATED

MAX WIND GUST...60 MPH



$$



Maliawco






429 

WWUS55 KGGW 140459

SVSGGW



Severe Weather Statement

National Weather Service Glasgow MT

1059 PM MDT Wed May 13 2026



MTC033-069-071-140508-

/O.EXP.KGGW.SV.W.0016.000000T0000Z-260514T0500Z/

Phillips MT-Petroleum MT-Garfield MT-

1059 PM MDT Wed May 13 2026



...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN PHILLIPS...PETROLEUM

AND SOUTHWESTERN GARFIELD COUNTIES WILL EXPIRE AT 1100 PM MDT...



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 will be allowed to expire.  However, gusty

winds are still possible with this thunderstorm.



&&



LAT...LON 4792 10889 4792 10863 4799 10861 4798 10844

      4815 10843 4829 10762 4686 10725 4685 10789

      4676 10783 4675 10863 4710 10861 4710 10874

      4727 10872 4732 10831 4758 10831 4757 10833

      4764 10877 4773 10889

TIME...MOT...LOC 0458Z 248DEG 43KT 4810 10776 



$$



Maliawco