067 
WWUS45 KTFX 230438
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
938 PM MST FRI FEB 22 2013

MTZ008-015-055-231300-
/O.CON.KTFX.WW.Y.0011.000000T0000Z-130224T0000Z/
BEAVERHEAD-MADISON-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...MONIDA PASS...RAYNOLDS PASS...TARGHEE PASS...
WEST YELLOWSTONE
938 PM MST FRI FEB 22 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST
SATURDAY...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL 5 PM MST SATURDAY.

* TIMING AND MAIN IMPACT: SNOW WILL INCREASE OVERNIGHT...THEN
  CONTINUE THROUGH SATURDAY MORNING AS A COLD FRONT SWEEPS THROUGH
  THE AREA.THE WORST CONDITIONS WILL BE ASSOCIATED WITH THE COLD
  FRONTAL PASSAGE AS SNOW AND GUSTY WINDS COMBINE TO PRODUCE VERY
  POOR VISIBILITIES. EXPECT DIFFICULT TRAVEL CONDITIONS...
  ESPECIALLY OVER MOUNTAIN PASSES.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE 
  LIKELY IN THE VALLEYS AND MOUNTAIN PASSES WITH 6 TO 10 
  INCHES LIKELY IN THE MOUNTAINS.

* WINDS AND VISIBILITY: EXPECT GUSTY SOUTHWEST WINDS 15 TO 25 
  MPH WITH VISIBILITIES LESS THAN A MILE AT TIMES. HOWEVER 
  WITH THE COLD FRONT EXPECT NORTHWEST WINDS 25 TO 35 MPH WITH 
  GUSTS TO POSSIBLY 50 MPH AND VISIBILITIES BELOW A QUARTER OF 
  A MILE. 

* LOCATIONS AFFECTED INCLUDE: TARGHEE PASS...WEST YELLOWSTONE...
  RAYNOLDS PASS...BIG HOLE PASS...CHIEF JOSEPH PASS... MONIDA 
  PASS. 

* TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD PLEASE VISIT 
  WWW.WRH.NOAA.GOV/WRH/WHV/?WFO=TFX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ009-048-231300-
/O.CON.KTFX.WW.Y.0011.000000T0000Z-130224T0000Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...MARIAS PASS
938 PM MST FRI FEB 22 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST
SATURDAY FOR ELEVATIONS ABOVE 5000 FEET...

A WINTER WEATHER ADVISORY FOR ELEVATIONS ABOVE 5000 FEET FOR SNOW
AND BLOWING SNOW REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY.

* TIMING AND MAIN IMPACT: SNOW WILL INCREASE OVERNIGHT AND
  CONTINUE THROUGH SATURDAY MORNING BEFORE GRADUALLY DIMINISHING
  SATURDAY AFTERNOON. THE COMBINATION OF SNOW AND STRONG WINDS
  WILL CAUSE POOR VISIBILITIES.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 2 TO 5 INCHES ARE 
  EXPECTED OVER MARIAS PASS WHILE HIGHER ELEVATIONS WILL SEE 
  ACCUMULATIONS OF 5 TO 10 INCHES.

* WINDS AND VISIBILITY: SOUTHWEST WINDS 30 TO 45 MPH WITH GUSTS 
  UP TO 70 MPH WILL RESULT IN VISIBILITIES LESS THAN ONE MILE 
  AND OCCASIONALLY BELOW A QUARTER OF A MILE.

* LOCATIONS AFFECTED INCLUDE: MARIAS PASS.

* TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD PLEASE VISIT 
  WWW.WRH.NOAA.GOV/WRH/WHV/?WFO=TFX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$