026 WWUS55 KTFX 271600 SQWTFX Snow Squall Warning National Weather Service Great Falls MT 900 AM MST Sat Dec 27 2025 MTC073-099-271615- /O.CON.KTFX.SQ.W.0006.000000T0000Z-251227T1615Z/ Pondera MT-Teton MT- 900 AM MST Sat Dec 27 2025 ...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 915 AM MST FOR SOUTHEASTERN PONDERA AND CENTRAL TETON COUNTIES... At 858 AM MST, a dangerous snow squall was located along a line extending from 10 miles east of Brady to near Choteau to 9 miles north of Augusta, moving southeast at 25 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts greater than 35 mph. SOURCE...Radar indicated. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes the following highways... Interstate 15 between mile markers 334 and 312. Highway 89 between mile markers 49 and 25. Locations impacted include... Choteau, Dutton, Brady, Collins, Farmington, and Pishkun Reservoir. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. && LAT...LON 4764 11253 4792 11225 4822 11172 4814 11140 4800 11141 4751 11216 4750 11228 4754 11233 4756 11240 4761 11244 4762 11250 TIME...MOT...LOC 1558Z 291DEG 22KT 4808 11162 4787 11211 4763 11233 SNOW SQUALL...RADAR INDICATED $$ AM  045 WWUS55 KMSO 271606 SQWMSO Snow Squall Warning National Weather Service Missoula MT 906 AM MST Sat Dec 27 2025 MTC063-271615- /O.CON.KMSO.SQ.W.0007.000000T0000Z-251227T1615Z/ Missoula MT- 906 AM MST Sat Dec 27 2025 ...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 915 AM MST FOR SOUTH CENTRAL MISSOULA COUNTY... At 905 AM MST, a dangerous snow squall continues to impact Missoula and Interstate 90 from Missoula, east to Bonner. The heaviest snow is currently over Missoula proper and moving east at 20 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts up to 35 mph. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes the following highways... Interstate 90 between mile markers 97 and 120. Highway 93 S between mile markers 88 and 94. Highway 200 E between mile markers 0 and 10. Locations impacted include... Missoula, Bonner-West Riverside, East Missoula, Twin Creeks, Clinton, and Turah. PRECAUTIONARY/PREPAREDNESS ACTIONS... Reduce speed and turn on headlights! During snow squalls, the visibility may suddenly drop to near zero in whiteout conditions. && LAT...LON 4692 11366 4677 11369 4683 11413 4694 11411 TIME...MOT...LOC 1605Z 281DEG 19KT 4691 11422 4690 11373 SNOW SQUALL...OBSERVED $$  911 WWUS55 KMSO 271611 SQWMSO Snow Squall Warning National Weather Service Missoula MT 911 AM MST Sat Dec 27 2025 MTC063-271621- /O.EXP.KMSO.SQ.W.0007.000000T0000Z-251227T1615Z/ Missoula MT- 911 AM MST Sat Dec 27 2025 ...THE SNOW SQUALL WARNING FOR SOUTH CENTRAL MISSOULA COUNTY WILL EXPIRE AT 915 AM MST... The snow squall that prompted the warning has exited the area. Therefore, the snow squall warning will be allowed to expire. Areas of blowing snow and snow-covered roads will continue to make travel difficult. LAT...LON 4692 11366 4677 11369 4683 11413 4694 11411 TIME...MOT...LOC 1611Z 270DEG 19KT 4692 11426 4692 11377 $$  086 WWUS55 KTFX 271615 SQWTFX BULLETIN - IMMEDIATE BROADCAST REQUESTED Snow Squall Warning National Weather Service Great Falls MT 915 AM MST Sat Dec 27 2025 MTC013-049-099-271700- /O.NEW.KTFX.SQ.W.0007.251227T1615Z-251227T1700Z/ Lewis and Clark MT-Teton MT-Cascade MT- 915 AM MST Sat Dec 27 2025 The National Weather Service in Great Falls has issued a * Snow Squall Warning for... Central Lewis and Clark County in west central Montana... Southeastern Teton County in north central Montana... Northwestern Cascade County in central Montana... * Until 1000 AM MST. * At 914 AM MST, a dangerous snow squall was located along a line extending from 6 miles north of Dutton to 12 miles south of Brady to 6 miles north of Fairfield to Augusta, moving east at 30 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and rapidly falling visibility. Wind gusts greater than 35 mph. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes the following highways... Interstate 15 between mile markers 323 and 290, and near mile marker 289. Highway 200 between mile markers 139 and 117. Portions of Highway 89. Locations impacted include... Fairfield, Dutton, Augusta, Fort Shaw, Power, Collins, Nilan Reservoir, Vaughn, Simms, and Sun River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. && LAT...LON 4774 11217 4792 11209 4799 11196 4798 11141 4770 11141 4769 11132 4760 11140 4734 11196 4745 11264 TIME...MOT...LOC 1614Z 281DEG 28KT 4795 11172 4786 11190 4771 11202 4747 11241 SNOW SQUALL...OBSERVED $$ AM  294 WWUS55 KTFX 271615 RRA SQWTFX Snow Squall Warning National Weather Service Great Falls MT 915 AM MST Sat Dec 27 2025 MTC073-099-271625- /O.EXP.KTFX.SQ.W.0006.000000T0000Z-251227T1615Z/ Pondera MT-Teton MT- 915 AM MST Sat Dec 27 2025 ...THE SNOW SQUALL WARNING FOR SOUTHEASTERN PONDERA AND CENTRAL TETON COUNTIES HAS EXPIRED... The snow squall that prompted the warning has exited the area. Therefore, the snow squall warning has been allowed to expire. && LAT...LON 4764 11253 4792 11225 4822 11172 4814 11140 4800 11141 4751 11216 4750 11228 4754 11233 4756 11240 4761 11244 4762 11250 TIME...MOT...LOC 1615Z 291DEG 22KT 4804 11148 4783 11197 4759 11219 $$ AM  171 WWUS55 KMSO 271617 SQWMSO BULLETIN - IMMEDIATE BROADCAST REQUESTED Snow Squall Warning National Weather Service Missoula MT 917 AM MST Sat Dec 27 2025 MTC039-063-271700- /O.NEW.KMSO.SQ.W.0008.251227T1617Z-251227T1700Z/ Missoula MT-Granite MT- 917 AM MST Sat Dec 27 2025 The National Weather Service in Missoula has issued a * Snow Squall Warning for... Southeastern Missoula County in west central Montana... North central Granite County in west central Montana... * Until 1000 AM MST. * At 914 AM MST, a dangerous snow squall was located along a line extending from East Missoula, near Bonner-West Riverside, moving southeast at 20 mph on Interstate 90. This line of intense snow will continue to follow along Interstate 90 to east of Clinton over the next several minutes. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and visibility rapidly falling to less than one-quarter mile. Wind gusts up to 35 mph. SOURCE...Radar and webcams. IMPACT...Dangerous and life-threatening travel conditions are expected to develop rapidly in the warning area. This includes Interstate 90 between mile markers 115 and 131. Locations impacted include... Clinton. PRECAUTIONARY/PREPAREDNESS ACTIONS... Reduce speed and turn on headlights! During snow squalls, the visibility may suddenly drop to near zero in whiteout conditions. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. && LAT...LON 4676 11337 4666 11375 4680 11391 4686 11356 TIME...MOT...LOC 1614Z 297DEG 19KT 4685 11364 4680 11390 SNOW SQUALL...OBSERVED SNOW SQUALL IMPACT...SIGNIFICANT $$  146 WWUS55 KTFX 271638 SQWTFX Snow Squall Warning National Weather Service Great Falls MT 938 AM MST Sat Dec 27 2025 MTC013-049-099-271700- /O.CON.KTFX.SQ.W.0007.000000T0000Z-251227T1700Z/ Lewis and Clark MT-Teton MT-Cascade MT- 938 AM MST Sat Dec 27 2025 ...A SNOW SQUALL WARNING REMAINS IN EFFECT UNTIL 1000 AM MST FOR CENTRAL LEWIS AND CLARK...SOUTHEASTERN TETON AND NORTHWESTERN CASCADE COUNTIES... At 937 AM MST, a dangerous snow squall was located along a line extending from 10 miles southwest of The Knees to 6 miles east of Dutton to near Power to 8 miles east of Augusta, moving east at 30 mph. HAZARD...Intense bursts of heavy snow. Gusty winds leading to blowing snow and rapidly falling visibility. Wind gusts greater than 35 mph. SOURCE...Radar and webcams. IMPACT...Travel will become difficult and potentially dangerous within minutes. This includes the following highways... Interstate 15 between mile markers 314 and 289. Highway 200 between mile markers 139 and 117. Portions of Highway 89. Locations impacted include... Fairfield, Dutton, Fort Shaw, Power, Vaughn, Simms, and Sun River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow Down! Rapid changes in visibility and road conditions are expected with this dangerous snow squall. Be alert for sudden whiteout conditions. Consider avoiding or delaying travel until the snow squall passes your location. If you must travel, use extra caution and allow extra time. Rapid changes in visibility and slick road conditions may lead to accidents. && LAT...LON 4742 11244 4768 11188 4786 11171 4798 11159 4798 11141 4770 11141 4769 11132 4760 11140 4734 11196 TIME...MOT...LOC 1637Z 291DEG 28KT 4791 11145 4782 11159 4765 11174 4746 11221 SNOW SQUALL...OBSERVED $$ AM  217 WWUS55 KMSO 271649 SQWMSO Snow Squall Warning National Weather Service Missoula MT 949 AM MST Sat Dec 27 2025 MTC039-063-271658- /O.CAN.KMSO.SQ.W.0008.000000T0000Z-251227T1700Z/ Missoula MT-Granite MT- 949 AM MST Sat Dec 27 2025 ...THE SNOW SQUALL WARNING FOR SOUTHEASTERN MISSOULA AND NORTH CENTRAL GRANITE COUNTIES IS CANCELLED... The snow squall that prompted the warning has weakened and exited the area.Therefore, the snow squall warning has been cancelled. Snow and ice-covered roads will continue to make travel difficult along Interstate 90 this morning. LAT...LON 4676 11337 4666 11375 4680 11391 4686 11356 TIME...MOT...LOC 1642Z 297DEG 19KT 4694 11339 4689 11365 $$  156 WWUS55 KTFX 271659 SQWTFX Snow Squall Warning National Weather Service Great Falls MT 959 AM MST Sat Dec 27 2025 MTC013-049-099-271709- /O.EXP.KTFX.SQ.W.0007.000000T0000Z-251227T1700Z/ Lewis and Clark MT-Teton MT-Cascade MT- 959 AM MST Sat Dec 27 2025 ...THE SNOW SQUALL WARNING FOR CENTRAL LEWIS AND CLARK...SOUTHEASTERN TETON AND NORTHWESTERN CASCADE COUNTIES WILL EXPIRE AT 1000 AM MST... The snow squall that prompted the warning has weakened. Therefore, the snow squall warning will be allowed to expire. && LAT...LON 4742 11244 4768 11188 4786 11171 4798 11159 4798 11141 4770 11141 4769 11132 4760 11140 4734 11196 TIME...MOT...LOC 1659Z 281DEG 28KT 4788 11121 4779 11135 4762 11150 4743 11197 $$ Ludwig