Montana Department of Transportation

Main Content

Accidents and Incidents Report

Winter Storm Warning/Watch/Advisory

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Note:  Be sure to pay close attention to the date and time of each warning.    
This document contains all warnings in the state so please read the
complete document.
 
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WWUS45 KBYZ 140219

WSWBYZ



URGENT - WINTER WEATHER MESSAGE

National Weather Service Billings MT

719 PM MST Fri Dec 13 2019



MTZ036-057-058-138-173-140330-

/O.CAN.KBYZ.WW.Y.0044.000000T0000Z-191214T0300Z/

Powder River-Northern Big Horn-Southern Rosebud-Southern Big Horn-

Northeastern Yellowstone-

719 PM MST Fri Dec 13 2019



...WINTER WEATHER ADVISORY IS CANCELLED...



Areas of light snow continue to diminish, and additional 

accumulation this evening is expected to be limited. Therefore the

Winter Weather Advisory has been cancelled. Roads will be slick 

however, with areas of fog, so travelers are still urged to use 

caution.



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WWUS45 KGGW 140945

WSWGGW



URGENT - WINTER WEATHER MESSAGE

National Weather Service Glasgow MT

245 AM MST Sat Dec 14 2019



MTZ019-141900-

/O.CON.KGGW.WC.Y.0023.000000T0000Z-191214T1900Z/

Sheridan-

Including the cities of Plentywood and Medicine Lake

245 AM MST Sat Dec 14 2019



...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY...



* WHAT...Very cold wind chills expected. Wind chills as low as 

  25 below zero.



* WHERE...Sheridan County.



* WHEN...Through noon MST today.



* IMPACTS...The 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. 



&&



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WWUS45 KMSO 140536

WSWMSO



URGENT - WINTER WEATHER MESSAGE

National Weather Service Missoula MT

1036 PM MST Fri Dec 13 2019



MTZ004.006-141800-

/O.EXB.KMSO.WW.Y.0065.191214T0536Z-191214T1800Z/

Lower Clark Fork Region-Missoula/Bitterroot Valleys-

Bitterroot/Sapphire Mountains-

1036 PM MST Fri Dec 13 2019



...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SATURDAY...



* WHAT...Snow. snow accumulations of up to two inches.  



* WHERE...Evaro Hill, Highway 200 Thompson Falls to Plains, 

  Highway 200 Trout Creek to Heron, I-90 Lookout Pass to Haugan, 

  Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail 

  Pass, and Lolo Pass.



* WHEN...Until 11 AM MST Saturday.



* IMPACTS...Travel could be affected.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. 



The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.



&&



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IDZ007-008-141900-

/O.CON.KMSO.WW.Y.0065.191214T0900Z-191214T1900Z/

Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region-

936 PM PST Fri Dec 13 2019



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 11 AM

PST SATURDAY ABOVE 2000 FEET...



* WHAT...Snow expected above 2000 feet. Total snow accumulations 

  of up to two inches.



* WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, 

  and White Bird Grade.



* WHEN...From 1 AM to 11 AM PST Saturday.



* IMPACTS...Travel could be affected.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. 



The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.



&&



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IDZ005-006-142100-

/O.CON.KMSO.WW.Y.0065.191214T0900Z-191214T2100Z/

Northern Clearwater Mountains-Southern Clearwater Mountains-

936 PM PST Fri Dec 13 2019



...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 1 PM

PST SATURDAY ABOVE 2000 FEET...



* WHAT...Snow expected above 2000 feet. Total snow accumulations 

  of 2 to 4 inches.



* WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, 

  Dixie, Elk City, and Highway 12 Lowell to Lolo Pass.



* WHEN...From 1 AM to 1 PM PST Saturday.



* IMPACTS...Travel could be affected.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. 



The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1.



&&



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WWUS45 KTFX 140342

WSWTFX



URGENT - WINTER WEATHER MESSAGE

National Weather Service Great Falls MT

842 PM MST Fri Dec 13 2019



MTZ011-045-047-140600-

/O.CON.KTFX.WW.Y.0054.000000T0000Z-191214T0600Z/

Hill-Liberty-Blaine-

Including Havre, Rocky Boy, Rudyard, Chester, Chinook, and Harlem

842 PM MST Fri Dec 13 2019



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS

EVENING...



* WHAT...Snow occurring. Additional snow accumulations of up to 

  one inch.



* WHERE...Hill, Blaine and Liberty.



* WHEN...Until 11 PM MST this evening.



* IMPACTS...Plan on slippery road conditions.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. 



The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1. 



&&



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MTZ013-051-140600-

/O.CON.KTFX.WW.Y.0053.000000T0000Z-191214T0600Z/

Chouteau-Fergus-

Including Big Sandy and Winifred

842 PM MST Fri Dec 13 2019



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS

EVENING...



* WHAT...Snow occurring. Additional snow accumulations of up to 

  one inch.



* WHERE...Northeastern portions of Chouteau and Fergus Counties.



* WHEN...Until 11 PM MST this evening.



* IMPACTS...Plan on slippery road conditions.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Slow down and use caution while traveling. 



The latest road conditions for the state you are calling from can

be obtained by calling 5 1 1. 



&&



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http://www.weather.gov/greatfalls



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