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 KGGW 231737
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
1037 AM MST Fri Feb 23 2018

.Cold Wind Chills continuing through Saturday morning.

MTZ016-018.020-022.027-059-062-231845-
/O.EXP.KGGW.WC.Y.0017.000000T0000Z-180223T1800Z/
Central and Southeast Phillips-Daniels-Sheridan-Western Roosevelt-
Garfield-McCone-Richland-Dawson-Prairie-Wibaux-Northern Phillips-
Eastern Roosevelt-
Including the cities of Malta, Saco, Scobey, Plentywood, 
Medicine Lake, Wolf Point, Poplar, Jordan, Circle, Sidney, 
Fairview, Glendive, Richey, Terry, Wibaux, Whitewater, 
and Culbertson
1037 AM MST Fri Feb 23 2018

...WIND CHILL ADVISORY WILL EXPIRE AT 11 AM MST THIS MORNING...

Wind chills are not as bitter, and have been above 20 below most
places. Therefore, this wind chill advisory will be allowed to
expire at 11 am.

--------------------------------

MTZ017-061-241100-
/O.EXT.KGGW.WC.Y.0017.000000T0000Z-180224T1800Z/
Central and Southern Valley-Northern Valley-
Including the cities of Glasgow, Fort Peck, Hinsdale, Frazer, 
and Opheim
1037 AM MST Fri Feb 23 2018

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 11 AM MST SATURDAY...

* WHAT...Very cold wind chills expected. The cold wind chills 
  will cause frostbite in as little as 30 minutes to exposed 
  skin. Expect wind chills to range from 10 to 25 below zero.

* WHERE...Central and Southern Valley and Northern Valley 
  Counties.

* WHEN...Until 11 AM MST Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

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WWUS45 KMSO 231901
WSWMSO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1201 PM MST Fri Feb 23 2018

IDZ007-241915-
/O.NEW.KMSO.WS.W.0009.180224T0300Z-180225T0000Z/
Orofino/Grangeville Region-
1101 AM PST Fri Feb 23 2018

...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 4 PM
PST SATURDAY...

* WHAT...Snow and blowing snow expected. Gusty south and southwest
  winds develop overnight, with blowing snow and near whiteout
  conditions in the Camas Prairie particularly from Grangeville to
  Cottonwood and Highway 162 Saturday morning. Elsewhere, winds
  are anticipated to be lighter and not a major impact but falling
  snow will still lead to difficult travel. Total snow 
  accumulations of 3 to 5 inches, are expected.

* WHERE...Camas Prairie, Highway 95, Highway 13, Grangeville and
  vicinity, Orofino, and Greer Grade. 

* WHEN...From 7 PM this evening to 4 PM PST Saturday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be
  prepared for significant reductions in visibility and drifting
  snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

&&

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MTZ004-241915-
/O.NEW.KMSO.WW.Y.0027.180224T0300Z-180225T0000Z/
Lower Clark Fork Region-
1201 PM MST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO
5 PM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 inches,
  with 8 inches for Lookout Pass, are expected.

* WHERE...Evaro Hill, Highway 200 Thompson Falls to Plains, 
  Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to 
  Haugan.

* WHEN...From 8 PM this evening to 5 PM MST Saturday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be 
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

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MTZ001-241915-
/O.NEW.KMSO.WW.Y.0027.180224T0300Z-180225T0000Z/
Kootenai/Cabinet Region-
1201 PM MST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO
5 PM MST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches,
  with localized amounts up to 6 inches along Bull Lake Road, are
  expected.

* WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to 
  Libby, Highway 56 Bull Lake Road, and Highway 93 Eureka to 
  Whitefish.

* WHEN...From 8 PM this evening to 5 PM MST Saturday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be 
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

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IDZ008-241915-
/O.NEW.KMSO.WW.Y.0027.180224T0300Z-180225T0000Z/
Lower Hells Canyon/Salmon River Region-
1101 AM PST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
4 PM PST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches,
  with localized amounts up to 7 inches of Whitebird Hill, are 
  expected.

* WHERE...Lower Hells Canyon/Salmon River Region.

* WHEN...From 7 PM this evening to 4 PM PST Saturday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Be 
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

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IDZ005-006-241915-
/O.NEW.KMSO.WW.Y.0027.180224T0300Z-180225T0000Z/
Northern Clearwater Mountains-Southern Clearwater Mountains-
1101 AM PST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
4 PM PST SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 7 inches,  
  are expected.

* WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, 
  Dixie, Elk City, and Highway 12 Lowell to Lolo Pass.

* WHEN...From 7 PM this evening to 4 PM PST Saturday.

* ADDITIONAL DETAILS...Plan on difficult travel conditions. Be 
  prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
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 232152
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
252 PM MST Fri Feb 23 2018

MTZ009-010-048-241300-
/O.CON.KTFX.BZ.W.0004.000000T0000Z-180224T1300Z/
Northern Rocky Mountain Front-Eastern Glacier-
Southern Rocky Mountain Front-
Including the following locations Logan Pass, Marias Pass, 
Browning, Heart Butte, Cut Bank, Bynum, Choteau, and Augusta
252 PM MST Fri Feb 23 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MST SATURDAY...

* WHAT...Ground blizzard occurring. Winds gusting near 55 mph
  across the plains, with gusts as high as 75 mph in wind favored
  areas and immediately east of the mountains are causing whiteout
  conditions in blowing snow. Significant drifting of the snow is
  occurring. Additional snow accumulations of up to two inches,
  with localized amounts up to 6 inches, are expected tonight 
  over the mountains close to the Continental Divide.

* WHERE...Northern and Southern Rocky Mountain Front, including
  all of Glacier County, Western Pondera and Teton Counties, and
  Northern Lewis and Clark County.

* WHEN...Until 6 AM MST Saturday.

* ADDITIONAL DETAILS...Travel will be very dangerous to
  impossible. Many roads in the area are closed. Roadways prone to
  drifting snow have become impassable. Drifting snow may trap 
  people in homes and strand travelers on roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
occurring. Falling and blowing snow with strong winds and poor 
visibilities are likely. This will lead to whiteout conditions, 
making travel extremely dangerous. Do not travel. If you must 
travel, have a winter survival kit with you. If you get stranded, 
stay with your vehicle. The latest road conditions for the state 
you are calling from can be obtained by calling 5 1 1.

&&

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MTZ008-015-055-241300-
/O.EXB.KTFX.WW.Y.0078.180224T0700Z-180225T0700Z/
Beaverhead-Madison-Gallatin-
Including the following locations Big Hole Pass, 
Chief Joseph Pass, Monida Pass, Raynolds Pass, West Yellowstone, 
and Targhee Pass
252 PM MST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MST SATURDAY NIGHT ABOVE 6500 FEET...

* WHAT...Snow and blowing snow expected. Total snow accumulations
  of 2 to 4 inches are expected, with localized amounts up to 9
  inches.

* WHERE...Beaverhead, Madison and Gallatin.

* WHEN...From midnight tonight to midnight MST Saturday night.

* ADDITIONAL DETAILS...Plan on slippery road conditions. In
  addition, areas of poor visibility are likely. Winds gusting as
  high as 35 mph will cause areas of blowing and drifting snow. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow and blowing snow means periods
of snow and blowing snow will cause primarily travel
difficulties. Be prepared for snow covered roads and limited
visibilities, and use caution while driving. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

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MTZ011.013-044.046-049-050-241300-
/O.CON.KTFX.WW.Y.0078.000000T0000Z-180224T1300Z/
/O.CON.KTFX.WS.A.0010.180225T1300Z-180226T0700Z/
Hill-Cascade-Chouteau-Toole-Liberty-Eastern Pondera-Eastern Teton-
Judith Basin-
Including the following locations Havre, Rocky Boy, Rudyard, 
Great Falls, Cascade, Belt, Kings Hill Pass, Fort Benton, Carter,
Big Sandy, Shelby, Sunburst, Chester, Whitlash, Brady, Conrad, 
Fairfield, Dutton, Raynesford, Stanford, and Hobson
252 PM MST Fri Feb 23 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST
SATURDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY EVENING...

* WHAT...Blowing and drifting snow occurring. Winds gusting as 
  high as 45 mph will cause areas of blowing and drifting snow. 
  Strong winds return again Sunday, with near-whiteout conditions 
  possible.

* WHERE...Portions of central and north central Montana.

* WHEN...For the Winter Weather Advisory, until 6 AM MST 
  Saturday. For the Winter Storm Watch, from Sunday morning 
  through Sunday evening.

* ADDITIONAL DETAILS...Reductions in visibility are likely due to
  blowing snow, especially in open areas. Rural roads may become 
  impassable. Plan on the potential for difficult travel 
  conditions Sunday. Winds gusting as high as 40 to 60 mph Sunday 
  could cause significant blowing and drifting snow, especially in
  open areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for blowing snow means periods of snow 
and blowing snow will cause primarily travel difficulties. Be 
prepared for snow covered roads and limited visibilities, and use 
caution while driving. The latest road conditions for the state 
you are calling from can be obtained by calling 5 1 1.


&&

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MTZ047-051-241300-
/O.CON.KTFX.WS.A.0010.180225T1300Z-180226T0700Z/
Blaine-Fergus-
Including the following locations Chinook, Harlem, Hays, 
Lewistown, Winifred, Lewistown Divide, and Grass Range
252 PM MST Fri Feb 23 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY EVENING...

* WHAT...Blowing and drifting snow possible. Near whiteout 
  conditions possible.

* WHERE...Blaine and Fergus.

* WHEN...From Sunday morning through Sunday evening.

* ADDITIONAL DETAILS...Winds gusting as high as 40 to 60 mph could
  cause significant blowing and drifting snow, especially in open
  areas. Significant reductions in visibility and difficult travel
  conditions are possible. Rural roads may become impassable.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Listen to NOAA Weather Radio or your local media for the latest
updates on this situation. 

For specific road and travel conditions in Montana, dial 5 1 1.

&&

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http://www.weather.gov/greatfalls


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