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Severe Thunderstorm Warning 0161
Issued by the Great Falls Forecast Office

Action Issued Starts Expiration
New 2025-09-14 20:00:50 2025-09-14 20:00:00 2025-09-14 21:00:00
Continued 2025-09-14 20:36:07 2025-09-14 21:00:00
Expired 2025-09-14 20:55:37 2025-09-14 21:00:00


Action: New
Issued At: 2025-09-14 20:00:50

387 
WUUS55 KTFX 150100
SVRTFX
MTC049-150200-
/O.NEW.KTFX.SV.W.0161.250915T0100Z-250915T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Great Falls MT
700 PM MDT Sun Sep 14 2025

The National Weather Service in Great Falls has issued a

* Severe Thunderstorm Warning for...
  Lewis and Clark County in west central Montana...

* Until 800 PM MDT.

* At 659 PM MDT, severe thunderstorms were located along a line
  extending from 6 miles southeast of Seeley Lake to 9 miles
  southwest of Lincoln to 15 miles west of Helena, moving northeast
  at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Lincoln, Wolf Creek, Bowmans Corner, Marysville, Craig, Canyon
  Creek, Austin, and Bean Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4737 11306 4757 11298 4726 11205 4719 11204
      4712 11189 4711 11179 4691 11177 4661 11229
      4666 11233 4666 11241 4670 11242 4670 11253
      4684 11254 4684 11280 4717 11279 4718 11306
TIME...MOT...LOC 0059Z 215DEG 30KT 4708 11338 4685 11281 4658 11235 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

AM


Action: Continued
Issued At: 2025-09-14 20:36:07

173 
WWUS55 KTFX 150135
SVSTFX

Severe Weather Statement
National Weather Service Great Falls MT
735 PM MDT Sun Sep 14 2025

MTC049-150200-
/O.CON.KTFX.SV.W.0161.000000T0000Z-250915T0200Z/
Lewis and Clark MT-
735 PM MDT Sun Sep 14 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM MDT
FOR CENTRAL LEWIS AND CLARK COUNTY...

At 735 PM MDT, severe thunderstorms were located along a line
extending from 16 miles northeast of Seeley Lake to 8 miles northeast
of Lincoln to 14 miles north of Helena, moving northeast at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Wolf Creek, Bowmans Corner, Marysville, Canyon Creek, Bean Lake, and
Craig.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4728 11211 4724 11205 4719 11204 4712 11189
      4711 11182 4709 11179 4704 11178 4695 11177
      4684 11189 4666 11220 4695 11262 4704 11279
      4717 11279 4718 11306 4737 11306 4757 11298
TIME...MOT...LOC 0135Z 210DEG 28KT 4730 11316 4707 11259 4680 11213 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

AM


Action: Expired
Issued At: 2025-09-14 20:55:37

582 
WWUS55 KTFX 150155
SVSTFX

Severe Weather Statement
National Weather Service Great Falls MT
755 PM MDT Sun Sep 14 2025

MTC049-150205-
/O.EXP.KTFX.SV.W.0161.000000T0000Z-250915T0200Z/
Lewis and Clark MT-
755 PM MDT Sun Sep 14 2025

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL LEWIS AND CLARK COUNTY
WILL EXPIRE AT 800 PM MDT...

The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.  However, gusty winds are still possible with
these thunderstorms.

&&

LAT...LON 4728 11211 4724 11205 4719 11204 4712 11189
      4711 11182 4709 11179 4704 11178 4695 11177
      4684 11189 4666 11220 4695 11262 4704 11279
      4717 11279 4718 11306 4737 11306 4757 11298
TIME...MOT...LOC 0155Z 215DEG 30KT 4743 11303 4720 11246 4692 11200 

$$

AM



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