745 

WUUS55 KTFX 261923

SVRTFX

MTC013-015-099-262015-

/O.NEW.KTFX.SV.W.0165.251226T1923Z-251226T2015Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Warning

National Weather Service Great Falls MT

1223 PM MST Fri Dec 26 2025



The National Weather Service in Great Falls has issued a



* Severe Thunderstorm Warning for...

  Southeastern Teton County in north central Montana...

  Southwestern Chouteau County in north central Montana...

  Northeastern Cascade County in central Montana...



* Until 115 PM MST.



* At 1222 PM MST, a gusty shower was located along a line extending 

  from 8 miles southeast of Power to 8 miles west of Great Falls to 

  14 miles southwest of Black Eagle to 13 miles southeast of 

  Cascade, moving northeast at 45 mph.



  HAZARD...60 mph wind gusts.



  SOURCE...Radar indicated.



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



* Locations impacted include...

  Great Falls, Belt, Black Eagle, Highwood, Power, Carter, Floweree,

  Portage, Malmstrom Afb, Sluice Boxes State Park, Eden, Stockett,

  Tracy, Vaughn, First Peoples Buffalo Jump State Park, Centerville,

  Armington, Ulm, and Sand Coulee.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

building.



Wind damage with these storms will occur before any rain or

lightning. Do not wait for the sound of thunder before taking cover.

SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from

windows.



&&



LAT...LON 4773 11075 4759 11069 4736 11065 4735 11077

      4732 11077 4730 11079 4720 11077 4708 11158

      4729 11158 4743 11163 4773 11179 4796 11091

TIME...MOT...LOC 1922Z 242DEG 41KT 4763 11155 4746 11148 4737 11146

4719 11145



HAIL THREAT...RADAR INDICATED

MAX HAIL SIZE...<.75 IN

WIND THREAT...RADAR INDICATED

MAX WIND GUST...60 MPH



$$



AM






381 

WWUS55 KTFX 261927

SVSTFX



Severe Weather Statement

National Weather Service Great Falls MT

1227 PM MST Fri Dec 26 2025



MTC013-015-099-262015-

/O.CON.KTFX.SV.W.0165.000000T0000Z-251226T2015Z/

Teton MT-Chouteau MT-Cascade MT-

1227 PM MST Fri Dec 26 2025



...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM MST

FOR EAST CENTRAL TETON...SOUTHWESTERN CHOUTEAU AND NORTHEASTERN

CASCADE COUNTIES...



At 1227 PM MST, a gusty shower was located along a line extending 

from 9 miles southeast of Power to 7 miles west of Great Falls to 12 

miles southwest of Black Eagle to 14 miles east of Cascade, moving 

northeast at 45 mph.



HAZARD...60 mph wind gusts.



SOURCE...Radar indicated.



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



Locations impacted include...

Great Falls, Belt, Black Eagle, Highwood, Power, Carter, Floweree,

Portage, Malmstrom Afb, Sluice Boxes State Park, Eden, Stockett,

Tracy, Vaughn, First Peoples Buffalo Jump State Park, Centerville,

Armington, Ulm, and Sand Coulee.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

building.



Wind damage with these storms will occur before any rain or

lightning. Do not wait for the sound of thunder before taking cover.

SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from

windows.



&&



LAT...LON 4773 11075 4759 11069 4736 11065 4735 11077

      4732 11077 4730 11079 4720 11077 4709 11149

      4729 11151 4745 11159 4774 11175 4796 11091

TIME...MOT...LOC 1927Z 242DEG 41KT 4764 11152 4747 11145 4738 11143

4720 11142



HAIL THREAT...RADAR INDICATED

MAX HAIL SIZE...<.75 IN

WIND THREAT...OBSERVED

MAX WIND GUST...60 MPH



$$



AM






968 

WWUS55 KTFX 261944

SVSTFX



Severe Weather Statement

National Weather Service Great Falls MT

1244 PM MST Fri Dec 26 2025



MTC099-261953-

/O.CAN.KTFX.SV.W.0165.000000T0000Z-251226T2015Z/

Teton MT-

1244 PM MST Fri Dec 26 2025



...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL TETON COUNTY IS

CANCELLED...



The storms which prompted the warning have moved out of the warned 

area. Therefore, the warning has been cancelled.



&&



LAT...LON 4715 11111 4744 11115 4754 11119 4783 11137

      4795 11090 4773 11075 4759 11069 4736 11065

      4735 11077 4732 11077 4730 11079 4720 11077

TIME...MOT...LOC 1943Z 247DEG 48KT 4772 11118 4755 11111 4746 11109

4728 11108



$$



MTC013-015-262015-

/O.CON.KTFX.SV.W.0165.000000T0000Z-251226T2015Z/

Chouteau MT-Cascade MT-

1244 PM MST Fri Dec 26 2025



...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM MST

FOR SOUTHWESTERN CHOUTEAU AND NORTHEASTERN CASCADE COUNTIES...



At 1243 PM MST, gusty showers were located along a line extending 

from 16 miles north of Great Falls to 7 miles east of Black Eagle to 

9 miles northwest of Belt, moving northeast at 55 mph.



HAZARD...60 mph wind gusts.



SOURCE...Radar indicated.



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



Locations impacted include...

Belt, Highwood, Carter, Floweree, Armington, Portage, Sluice Boxes

State Park, Centerville, and Malmstrom Afb.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

building.



Wind damage with these storms will occur before any rain or

lightning. Do not wait for the sound of thunder before taking cover.

SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from

windows.



&&



LAT...LON 4715 11111 4744 11115 4754 11119 4783 11137

      4795 11090 4773 11075 4759 11069 4736 11065

      4735 11077 4732 11077 4730 11079 4720 11077

TIME...MOT...LOC 1943Z 247DEG 48KT 4772 11118 4755 11111 4746 11109

4728 11108



HAIL THREAT...RADAR INDICATED

MAX HAIL SIZE...<.75 IN

WIND THREAT...RADAR INDICATED

MAX WIND GUST...60 MPH



$$



AM