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 151625
WSWBYZ

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
925 AM MST MON DEC 15 2014


MTZ036-038-039-056-058-WYZ098-099-151730-
/O.CAN.KBYZ.WW.Y.0034.000000T0000Z-141215T1800Z/
POWDER RIVER-SOUTHERN BIG HORN-EASTERN CARBON-RED LODGE FOOTHILLS-
SOUTHERN ROSEBUD-NORTHEAST BIGHORN MOUNTAINS-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...PRYOR...LODGE GRASS...
BRIDGER...JOLIET...RED LODGE...LAME DEER...BURGESS JCT...SHERIDAN
925 AM MST MON DEC 15 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

THE STORM SYSTEM THAT PRODUCED SNOW OVER THE AREA SUNDAY THROUGH
THIS MORNING IS MOVING SOUTH OF THE AREA. LIGHT SNOW CAN BE
EXPECTED TODAY BUT ADDITIONAL SNOW ACCUMULATIONS WILL BE LESS
THAN AN INCH. MOTORIST ARE URGED TO USE CAUTION IF TRAVELING TODAY
AS ROADWAYS WILL REMAIN SNOW COVERED AND ICY.

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WWUS45 KGGW 150610
WSWGGW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
1110 PM MST SUN DEC 14 2014


MTZ023.025-150715-
/O.EXP.KGGW.ZR.Y.0005.000000T0000Z-141215T0600Z/
MCCONE-RICHLAND-DAWSON-
INCLUDING THE CITIES OF...CIRCLE...SIDNEY...FAIRVIEW...GLENDIVE...
RICHEY
1110 PM MST SUN DEC 14 2014

...FREEZING RAIN ADVISORY HAS EXPIRED...

THE FREEZING RAIN ADVISORY IS NO LONGER IN EFFECT. 

FREEZING RAIN ACROSS THE AREA HAS BEGUN TO TRANSITION TO SNOW AND
THEREFORE THE ADVISORY WAS ALLOWED TO EXPIRE.

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WWUS45 KMSO 141740
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1040 AM MST SUN DEC 14 2014

MTZ002-043-141845-
/O.EXP.KMSO.WW.Y.0070.000000T0000Z-141214T1800Z/
WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION-
1040 AM MST SUN DEC 14 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM MST THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 11 AM MST THIS
MORNING. 

SNOW SHOWERS WILL CONTINUE TO DECREASE WITH FURTHER ACCUMULATIONS
NOT EXPECTED.

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MTZ007-150300-
/O.EXT.KMSO.WW.Y.0070.000000T0000Z-141215T0300Z/
BUTTE/BLACKFOOT REGION-
1040 AM MST SUN DEC 14 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 PM MST THIS
EVENING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 8 PM MST THIS
EVENING. 

* IMPACTS/TIMING: LIGHT SNOW WILL CAUSE ROADS TO REMAIN SLICK AND
  SNOW COVERED INTO THIS EVENING.

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES, PARTICULARLY ON
  THE MOUNTAIN PASSES AND IN THE HIGHER TERRAIN.

* LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 
  12 GARRISON TO ELLISTON...HOMESTAKE PASS...MACDONALD PASS

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WWUS45 KTFX 150000
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
500 PM MST SUN DEC 14 2014

MTZ011.014-045-047-049.051-054-150100-
/O.EXP.KTFX.WW.Y.0053.000000T0000Z-141215T0000Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-
LIBERTY-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...CHESTER...
CHINOOK...FAIRFIELD...STANFORD...LEWISTOWN...LEWISTOWN DIVIDE...
WHITE SULPHUR SPRINGS
500 PM MST SUN DEC 14 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS
AFTERNOON...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS
AFTERNOON. 

LIGHT SNOW SHOWERS WILL CONTINUE OVER PORTIONS OF CENTRAL MONTANA
THROUGH THE EVENING HOURS. ANY NEW SNOW ACCUMULATIONS WILL BE LESS
THAN ONE INCH. WET ROADWAYS WILL GRADUALLY FREEZE OVER DURING THE
EVENING HOURS AS WELL...SO MOTORISTS SHOULD BE PREPARED FOR
ROADWAYS TO BECOME ICE COVERED IN AREAS.

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