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 221757
WSWGGW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
1057 AM MST Thu Feb 22 2018

MTZ016.018-020-022-023-025-026-059-061-221900-
/O.EXP.KGGW.WC.Y.0016.000000T0000Z-180222T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Daniels-Western Roosevelt-Garfield-McCone-Dawson-Prairie-
Northern Phillips-Northern Valley-
Including the cities of Malta, Saco, Glasgow, Fort Peck, 
Hinsdale, Frazer, Scobey, Wolf Point, Poplar, Jordan, Circle, 
Glendive, Richey, Terry, Whitewater, and Opheim
1057 AM MST Thu Feb 22 2018

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

Temperatures have slowly been rising this morning and wind chills
have risen above the hazardous threshold. Therefore, this wind 
chill advisory has been allowed to expire.

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WWUS45 KMSO 221717
WSWMSO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
1017 AM MST Thu Feb 22 2018

IDZ008-010-221830-
/O.CAN.KMSO.WW.Y.0025.000000T0000Z-180222T1800Z/
Lower Hells Canyon/Salmon River Region-Eastern Lemhi County-
1017 AM MST Thu Feb 22 2018 /917 AM PST Thu Feb 22 2018/

...WINTER WEATHER ADVISORY IS CANCELLED...

Occasional light snow will continue into the afternoon but with 
only localized slick roads.

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IDZ006-230600-
/O.CON.KMSO.WW.Y.0025.000000T0000Z-180223T0600Z/
Southern Clearwater Mountains-
917 AM PST Thu Feb 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Snow. Expect an inch or less between Lolo Pass and 
  Lowell, 2 to 4 inches for Dixie, Elk City, Salmon River Road 
  and Red River Hot Springs. Snow will become moderate to heavy 
  at times especially for southeastern Idaho County this 
  afternoon and early evening.

* WHERE...Southern Clearwater Mountains.

* WHEN...Until 10 PM PST this evening.

* 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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IDZ009-230600-
/O.CON.KMSO.WW.Y.0025.000000T0000Z-180223T0600Z/
Western Lemhi County-
1017 AM MST Thu Feb 22 2018

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

* WHAT...Snow. Additional snow accumulations of 1 to 2 inches 
  for lower elevations and 3 to 5 inches at Williams Creek 
  Summit.

* WHERE...Western Lemhi County.

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

* 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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WWUS45 KTFX 222145
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
245 PM MST Thu Feb 22 2018

MTZ009-010-048-231245-
/O.CON.KTFX.BZ.W.0004.180223T1300Z-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
245 PM MST Thu Feb 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM FRIDAY TO 6 AM
MST SATURDAY...

* WHAT...Ground blizzard conditions expected. Winds gusting as 
  high as 45 to 55 mph over the plains, with gusts as high as 70 
  mph in wind favored areas will cause whiteout conditions in 
  blowing snow. Significant drifting of the snow is also likely.

* WHERE...Northern Rocky Mountain Front, Eastern Glacier and 
  Southern Rocky Mountain Front.

* WHEN...From 6 AM Friday to 6 AM MST Saturday.

* ADDITIONAL DETAILS...Plan on very difficult to impossible travel
  conditions. Roadways prone to drifting snow will likely 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
expected or occurring. 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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MTZ011.013-044.047-049.051-231245-
/O.NEW.KTFX.WS.A.0010.180225T1300Z-180226T0700Z/
Hill-Cascade-Chouteau-Toole-Liberty-Eastern Pondera-Blaine-
Eastern Teton-Judith Basin-Fergus-
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, 
Chinook, Harlem, Hays, Fairfield, Dutton, Raynesford, Stanford, 
Hobson, Lewistown, Winifred, Lewistown Divide, and Grass Range
245 PM MST Thu Feb 22 2018

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

* WHAT...Blowing and drifting snow leading to near whiteout conditions
  possible.

* WHERE...Toole, Liberty, Hill, Blaine, Eastern Pondera, Eastern
  Teton, Chouteau, Cascade, Judith Basin, and Fergus Counties.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

For additional weather information, check our website at
www.weather.gov/greatfalls.

&&

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http://www.weather.gov/greatfalls


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