Alert archive / Montana / Wind Chill Advisories in 2021
Wind Chill Advisory 4, NWS Great Falls, MT
NWS Great Falls, MT issued this wind chill advisory at Dec 15, 2021, 1:21 PM MST. It took effect at Dec 16, 2021, 10:00 PM MST. It was in force for 29 hr.
The area
The counties it named.
The facts
- Issued
- Dec 15, 2021, 1:21 PM MST (20:21 UTC)
- In effect from
- Dec 16, 2021, 10:00 PM MST
- Expired
- Dec 18, 2021, 3:08 AM MST
- In force
- 29 hr
- Issued by
- NWS Great Falls, MT
The text
As transmitted.
681 WWUS45 KTFX 152021 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 121 PM MST Wed Dec 15 2021 MTZ009>011-044>047-161200- /O.NEW.KTFX.WW.Y.0045.211217T0000Z-211217T1000Z/ /O.NEW.KTFX.WC.Y.0004.211217T0500Z-211218T0000Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 121 PM MST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 3 AM MST FRIDAY... ...WIND CHILL ADVISORY IN EFFECT FROM 10 PM THURSDAY TO 5 PM MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and up to 6 inches in the mountains. For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 25 below zero. * WHERE...A portion of north central Montana. * WHEN...For the Winter Weather Advisory, from 5 PM Thursday to 3 AM MST Friday. For the Wind Chill Advisory, from 10 PM Thursday to 5 PM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday morning commutes. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...Blowing snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-161200- /O.NEW.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ /O.NEW.KTFX.WC.Y.0004.211217T0700Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 121 PM MST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THURSDAY TO 5 AM MST FRIDAY... ...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT THURSDAY NIGHT TO NOON MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and up to 6 inches in the mountains. For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 25 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, from 9 PM Thursday to 5 AM MST Friday. For the Wind Chill Advisory, from Midnight Thursday Night to Noon MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...Blowing snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-161200- /O.NEW.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 121 PM MST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THURSDAY TO 5 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches. * WHERE...Central and Southern Lewis and Clark County. * WHEN...From 9 PM Thursday to 5 AM MST Friday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Blowing snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ Brusda
10 follow-up statements
170 WWUS45 KTFX 160920 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 220 AM MST Thu Dec 16 2021 MTZ009>011-044>047-170030- /O.CON.KTFX.WW.Y.0045.211217T0000Z-211217T1000Z/ /O.CON.KTFX.WC.Y.0004.211217T0500Z-211218T0000Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 220 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM MST FRIDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 5 PM MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations up to two inches, with up to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very low wind chills expected. Wind chills as low as 35 below zero. * WHERE...A portion of north-central Montana. * WHEN...For the Winter Weather Advisory, from 5 PM this afternoon to 3 AM MST Friday. For the Wind Chill Advisory, from 10 PM this evening to 5 PM MST Friday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Thursday evening and Friday morning commutes. The dangerously low wind chills could cause frostbite on exposed skin in as little as 10 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-170030- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ /O.CON.KTFX.WC.Y.0004.211217T0700Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 220 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations up to two inches, with up to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very low wind chills expected. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, from 9 PM this evening to 5 AM MST Friday. For the Wind Chill Advisory, from Midnight tonight to Noon MST Friday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-170030- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 220 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 35 mph. * WHERE...Central and Southern Lewis and Clark County. * WHEN...From 9 PM this evening to 5 AM MST Friday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. Wind chills may reach as low as 20 degrees below zero in localized areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ CC
376 WWUS45 KTFX 161545 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 845 AM MST Thu Dec 16 2021 MTZ008-015-052-053-055-162300- /O.EXB.KTFX.WW.Y.0045.211217T0700Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 845 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches. Winds gusting as high as 40 mph. * WHERE...Beaverhead, Broadwater, Gallatin, Jefferson and Madison Counties. * WHEN...From Midnight tonight to 10 AM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Areas of blowing snow will reduce visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ009>011-044>047-162300- /O.CON.KTFX.WW.Y.0045.211217T0000Z-211217T1000Z/ /O.CON.KTFX.WC.Y.0004.211217T0500Z-211218T0000Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 845 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 3 AM MST FRIDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 5 PM MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches, with up to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very low wind chills expected. Wind chills as low as 35 below zero. * WHERE...A portion of north central Montana. * WHEN...For the Winter Weather Advisory, from 5 PM this afternoon to 3 AM MST Friday. For the Wind Chill Advisory, from 10 PM this evening to 5 PM MST Friday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Thursday evening and Friday morning commutes. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-162300- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ /O.CON.KTFX.WC.Y.0004.211217T0700Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 845 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches, with up to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very low wind chills expected. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, from 9 PM this evening to 5 AM MST Friday. For the Wind Chill Advisory, from Midnight tonight to Noon MST Friday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-162300- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 845 AM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches. Winds gusting as high as 35 mph. * WHERE...Central and Southern Lewis and Clark County. * WHEN...From 9 PM this evening to 5 AM MST Friday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. Wind chills may reach as low as 15 degrees below zero. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ Brusda
292 WWUS45 KTFX 162111 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 211 PM MST Thu Dec 16 2021 MTZ009>011-044>047-171200- /O.EXT.KTFX.WC.Y.0004.211217T0500Z-211218T1200Z/ /O.CON.KTFX.WW.Y.0045.211217T0000Z-211217T1000Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 211 PM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM MST FRIDAY... ...WIND CHILL ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 5 AM MST SATURDAY... * WHAT...For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 35 below zero. For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 40 mph. * WHERE...A portion of north central Montana. * WHEN...For the Wind Chill Advisory, from 10 PM this evening to 5 AM MST Saturday. For the Winter Weather Advisory, until 3 AM MST Friday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact this evenings and Friday morning commutes. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. $$ MTZ012-013-048>051-054-171200- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ /O.CON.KTFX.WC.Y.0004.211217T0700Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 211 PM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST FRIDAY... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, from 9 PM this evening to 5 AM MST Friday. For the Wind Chill Advisory, from Midnight tonight to Noon MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. $$ MTZ014-171200- /O.CON.KTFX.WW.Y.0045.211217T0400Z-211217T1200Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 211 PM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 5 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 35 mph. * WHERE...Central and Southern Lewis and Clark County. * WHEN...From 9 PM this evening to 5 AM MST Friday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could reduce visibility at times. * ADDITIONAL DETAILS...Wind chills as low as 15 below zero. $$ MTZ008-015-052-053-055-171200- /O.CON.KTFX.WW.Y.0045.211217T0700Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 211 PM MST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM MST FRIDAY... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 40 mph. * WHERE...Beaverhead, Broadwater, Gallatin, Jefferson and Madison Counties. * WHEN...From Midnight tonight to 10 AM MST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Areas of blowing snow could reduce visibility at times. $$ Brusda
159 WWUS45 KTFX 170923 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 223 AM MST Fri Dec 17 2021 MTZ009>011-044>047-180000- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1300Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 223 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations up to one inch. Winds gusting as high as 35 mph. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north-central Montana. * WHEN...For the Winter Weather Advisory, until 6 AM MST early this morning. For the Wind Chill Advisory, until 5 AM MST Saturday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact this morning's commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-171900- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1300Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 223 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations up to one inch. Winds gusting as high as 35 mph. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, until 6 AM MST early this morning. For the Wind Chill Advisory, until Noon MST today. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could reduce visibility at times. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-171300- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1300Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 223 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...Central and Southern Lewis and Clark County. * WHEN...Until 6 AM MST early this morning. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could reduce visibility at times. * ADDITIONAL DETAILS...Wind chills as low as 15 below zero. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ MTZ008-015-052-053-055-171700- /O.CON.KTFX.WW.Y.0045.000000T0000Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 223 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. Winds gusting as high as 35 mph. * WHERE...Beaverhead, Broadwater, Gallatin, Jefferson and Madison Counties. * WHEN...Until 10 AM MST this morning. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Areas of blowing snow could reduce visibility at times. $$ AM
495 WWUS45 KTFX 171221 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 521 AM MST Fri Dec 17 2021 MTZ009>011-044>047-180000- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1400Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 521 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 7 AM MST THIS MORNING... ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...For the Winter Weather Advisory, up to an inch of additional snow will be possible. Winds gusting as high as 35 mph. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north-central Montana. * WHEN...For the Winter Weather Advisory, until 7 AM MST this morning. For the Wind Chill Advisory, until 5 AM MST Saturday. * IMPACTS...Plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact this morning's commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-171900- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 521 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM MST THIS MORNING... ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations up to one inch. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Winter Weather Advisory, until 9 AM MST this morning. For the Wind Chill Advisory, until Noon MST today. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-171600- /O.EXT.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 521 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM MST THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...Central and Southern Lewis and Clark County. * WHEN...Until 9 AM MST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Friday morning commute. * ADDITIONAL DETAILS...Wind chills as low as 15 below zero. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ MTZ008-015-052-053-055-171700- /O.CON.KTFX.WW.Y.0045.000000T0000Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 521 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING... * WHAT...Snow. Additional snow accumulations up to one inch. * WHERE...Beaverhead, Broadwater, Gallatin, Jefferson and Madison Counties. * WHEN...Until 10 AM MST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Areas of blowing snow could reduce visibility at times. $$ AM
196 WWUS45 KTFX 171346 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 646 AM MST Fri Dec 17 2021 MTZ009>011-044>047-180500- /O.EXP.KTFX.WW.Y.0045.000000T0000Z-211217T1400Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 646 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 7 AM MST THIS MORNING... * WHAT...Very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north central Montana. * WHEN...Until 5 AM MST Saturday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. * ADDITIONAL DETAILS...A few additional snow showers and areas of blowing snow may still result in reduced visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ012-013-048>051-054-171900- /O.CON.KTFX.WC.Y.0004.000000T0000Z-211217T1900Z/ /O.CON.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 646 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING... * WHAT...For the Winter Weather Advisory, snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 40 mph. For the Wind Chill Advisory, very cold wind chills expected. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...For the Wind Chill Advisory, until Noon MST today. For the Winter Weather Advisory, until 9 AM MST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Friday morning commute. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...Blowing and drifting snow will also reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ008-015-052-053-055-171700- /O.CON.KTFX.WW.Y.0045.000000T0000Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 646 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 40 mph. * WHERE...Beaverhead, Broadwater, Gallatin, Jefferson and Madison Counties. * WHEN...Until 10 AM MST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Areas of blowing snow could reduce visibility at times. $$ MTZ014-171600- /O.CON.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 646 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING... * WHAT...Snow expected. Total snow accumulations 1 to 3 inches at lower elevations, and 3 to 6 inches in the mountains. Winds gusting as high as 35 mph. * WHERE...Central and Southern Lewis and Clark County. * WHEN...Until 9 AM MST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Friday morning commute. * ADDITIONAL DETAILS...Wind chills as low as 15 below zero. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ Ludwig
889 WWUS45 KTFX 171532 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 832 AM MST Fri Dec 17 2021 MTZ008-015-052-053-055-171645- /O.CAN.KTFX.WW.Y.0045.000000T0000Z-211217T1700Z/ Beaverhead-Madison-Jefferson-Broadwater-Gallatin- Including the following locations: Bozeman Pass, Chief Joseph Pass, Battle Ridge Pass, Townsend, Twin Bridges, West Yellowstone, Targhee Pass, Raynolds Pass, Whitehall, Big Hole Pass, Wisdom, Boulder Hill, Boulder, Montana City, Bozeman Apt, Elk Park Pass, Toston, Ennis, Virginia City, Dillon, Winston, Monida Pass, Norris Hill, Wise River, and City of Bozeman 832 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has largely ended across the area. Remain alert for areas of blowing snow. $$ MTZ012-013-048>051-054-171900- /O.EXP.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 832 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM MST THIS MORNING... * WHAT...Very cold wind chills. Wind chills as low as 30 below zero. * WHERE...Portions of central and north central Montana. * WHEN...Until Noon MST today. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Wear appropriate clothing, a hat, and gloves. && $$ MTZ014-171645- /O.EXP.KTFX.WW.Y.0045.000000T0000Z-211217T1600Z/ Central and Southern Lewis and Clark- Including the following locations: Rogers Pass, Helena, MacDonald Pass, Lincoln, and Flesher Pass 832 AM MST Fri Dec 17 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM MST THIS MORNING... Snow has largely ended across the area. Remain alert for areas of blowing snow. $$ MTZ009>011-044>047-180645- /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 832 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north central Montana. * WHEN...Until 5 AM MST Saturday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ Ludwig
885 WWUS45 KTFX 171838 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 1138 AM MST Fri Dec 17 2021 MTZ012-013-048>051-054-171945- /O.EXP.KTFX.WC.Y.0004.000000T0000Z-211217T1900Z/ Cascade-Chouteau-Southern Rocky Mountain Front-Eastern Teton- Judith Basin-Fergus-Meagher- Including the following locations: Deep Creek Pass, Raynesford, Fairfield, Lewistown Divide, Choteau, Great Falls, Lewistown, Kings Hill Pass, Stanford, Bynum, Augusta, Cascade, Grass Range, Dutton, Martinsdale, Big Sandy, Carter, Winifred, Fort Benton, White Sulphur Springs, Belt, and Hobson 1138 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY WILL EXPIRE AT NOON MST TODAY... Temperatures will continue to rise this afternoon with generally light winds. While it will get briefly cold this evening, widespread wind chills of -20 are not expected. $$ MTZ009>011-044>047-180945- /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front-Eastern Glacier-Hill-Toole-Liberty- Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Marias Pass, Rocky Boy, Brady, Shelby, Browning, Rudyard, Heart Butte, Logan Pass, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 1138 AM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north central Montana. * WHEN...Until 5 AM MST Saturday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ Ludwig
219 WWUS45 KTFX 172054 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 154 PM MST Fri Dec 17 2021 MTZ009-181200- /O.NEW.KTFX.WS.A.0008.211219T0000Z-211219T1800Z/ /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Northern Rocky Mountain Front- Including the following locations: Heart Butte, Browning, Marias Pass, and Logan Pass 154 PM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... ...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING FOR ELEVATIONS ABOVE 4500 FEET... * WHAT...For the Winter Storm Watch for elevations above 4500 feet, heavy snow possible. Total snow accumulations up to 8 inches possible. Winds could gust as high as 60 mph. For the Wind Chill Advisory, very cold wind chills. Wind chills as low as 20 below zero. * WHERE...Northern Rocky Mountain Front. * WHEN...For the Winter Storm Watch, from Saturday afternoon through Sunday morning. For the Wind Chill Advisory, until 5 AM MST Saturday. * IMPACTS...Heavy snow and gusty winds may make travel difficult and treacherous. The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ MTZ010-011-044>047-181200- /O.CON.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Eastern Glacier-Hill-Toole-Liberty-Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Brady, Shelby, Rudyard, Rocky Boy, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 154 PM MST Fri Dec 17 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Very cold wind chills. Wind chills as low as 30 below zero. * WHERE...A portion of north central Montana. * WHEN...Until 5 AM MST Saturday. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 10 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ MTZ048-181200- /O.NEW.KTFX.WS.A.0008.211219T0000Z-211219T1800Z/ Southern Rocky Mountain Front- 154 PM MST Fri Dec 17 2021 ...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING FOR ELEVATIONS ABOVE 4500 FEET... * WHAT...Heavy snow possible for elevations above 4500 feet. Total snow accumulations up to 8 inches possible. Winds could gust as high as 60 mph. * WHERE...Southern Rocky Mountain Front. * WHEN...From Saturday afternoon through Sunday morning. * IMPACTS...Whiteout conditions are possible and may make travel treacherous and potentially life-threatening. Plan on slippery road conditions. Strong winds could cause extensive damage to trees and power lines. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ Ludwig
088 WWUS45 KTFX 181008 WSWTFX URGENT - WINTER WEATHER MESSAGE National Weather Service Great Falls MT 308 AM MST Sat Dec 18 2021 MTZ009-182300- /O.CAN.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ /O.UPG.KTFX.WS.A.0008.211219T0000Z-211219T1800Z/ /O.NEW.KTFX.WS.W.0008.211218T1900Z-211219T1900Z/ Northern Rocky Mountain Front- Including the following locations: Logan Pass, Heart Butte, Browning, and Marias Pass 308 AM MST Sat Dec 18 2021 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO NOON MST SUNDAY FOR ELEVATIONS ABOVE 4500 FEET... ...WIND CHILL ADVISORY IS CANCELLED... * WHAT...Heavy snow expected for elevations above 4500 feet. Total snow accumulations between 3 and 6 inches at lower elevations with up to 18 inches likely at higher elevations. Winds gusting as high as 85 mph. * WHERE...Northern Rocky Mountain Front. * WHEN...From Noon today to Noon MST Sunday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult. Widespread blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ MTZ010-011-044>047-181115- /O.CAN.KTFX.WC.Y.0004.000000T0000Z-211218T1200Z/ Eastern Glacier-Hill-Toole-Liberty-Eastern Pondera-Blaine- Including the following locations: Hays, Harlem, Brady, Shelby, Rudyard, Rocky Boy, Whitlash, Havre, Cut Bank, Chester, Chinook, Conrad, and Sunburst 308 AM MST Sat Dec 18 2021 ...WIND CHILL ADVISORY IS CANCELLED... Temperatures will gradually warm this morning with winds remaining generally below 10 mph. As such, the Wind Chill Advisory is cancelled. $$ MTZ048-182300- /O.UPG.KTFX.WS.A.0008.211219T0000Z-211219T1800Z/ /O.NEW.KTFX.WS.W.0008.211218T1900Z-211219T1900Z/ Southern Rocky Mountain Front- 308 AM MST Sat Dec 18 2021 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO NOON MST SUNDAY FOR ELEVATIONS ABOVE 4500 FEET... * WHAT...Heavy snow expected for elevations above 4500 feet. Total snow accumulations between 2 and 4 inches at lower elevations with up to 12 inches likely at higher elevations. * WHERE...Southern Rocky Mountain Front. * WHEN...From Noon today to Noon MST Sunday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Travel could be very difficult. Widespread blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. && $$ mpj
The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 14, 5:41 PM MST | Special Weather Statement | TFX | Chouteau | 64 min |
| Dec 15, 7:53 AM MST | Winter Weather Advisory | TFX | 67 min | |
| Dec 15, 1:21 PM MST | Winter Weather Advisory | TFX | 44 hr |
Nearby
Wind Chill Advisories in Montana, 2021Every wind chill advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.