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Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
257 PM MDT WED MAY 22 2013

MTZ009-048-230500-
/O.UPG.KTFX.WS.A.0005.130523T0000Z-130523T1800Z/
/O.NEW.KTFX.WW.Y.0020.130523T0600Z-130524T1800Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...MARIAS PASS
257 PM MDT WED MAY 22 2013

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON MDT FRIDAY FOR ELEVATIONS ABOVE 5500 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR ELEVATIONS ABOVE 5500 FEET FOR SNOW... WHICH
IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT FRIDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.

* TIMING AND MAIN IMPACT: LIGHT RAIN WILL FALL OVER THE ROCKY
  MOUNTAIN FRONT THIS EVENING. THE RAIN WILL GRADUALLY CHANGE TO
  SNOW FOR ELEVATIONS ABOVE 5500 FEET AFTER MIDNIGHT. ABOVE 6000
  FEET...THE SNOW MAY BE HEAVY AT TIMES LATE TONIGHT THROUGH
  FRIDAY MORNING.

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES IS
  EXPECTED OVER MARIS PASS...WHILE ABOVE 6000 FEET ISOLATED
  AMOUNTS OF 10 TO 15 INCHES IS EXPECTED.

* VISIBILITY: VISIBILITIES COULD BE REDUCED TO LESS THAN ONE
  HALF MILE AT TIMES.

* ELEVATIONS: MAINLY FOR ELEVATIONS ABOVE 5500 FEET.

* OTHER IMPACTS: PERIODS OF SNOW WILL AFFECT MARIAS PASS ON
  HIGHWAY 2 LATER TONIGHT THROUGH FRIDAY...BUT THE MOST
  SIGNIFICANT SNOWFALL IS EXPECTED NEAR RIDGE TOPS. TRAVELERS
  SHOULD EXPECT REDUCED VISIBILITIES AND SLUSH BUILDUP ON THE
  ROADWAY LATE TONIGHT THROUGH FRIDAY MORNING. THOSE VENTURING TO
  ELEVATIONS ABOVE 6000 FEET IN GLACIER NATIONAL PARK AND THE BOB
  MARSHALL WILDERNESS AREAS SHOULD BE PREPARED FOR WINTER
  CONDITIONS.

* 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 MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

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

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1230 PM MDT WED MAY 22 2013


MTZ001-231200-
/O.NEW.KMSO.WW.Y.0034.130522T1830Z-130523T1200Z/
KOOTENAI/CABINET REGION-
1230 PM MDT WED MAY 22 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SLUSHY SNOW AND ACCUMULATION ON
VEGETATION...WHICH IS IN EFFECT UNTIL 6 AM MDT THURSDAY.

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW SHOWERS WILL DEVELOP THIS
  AFTERNOON. THE MAIN IMPACTS FROM SNOW WILL BE LOW VISIBILITIES
  AND BRIEF SLUSHY ACCUMULATIONS ON ROADWAYS. THERE IS AN ISOLATED
  RISK FOR BRANCHES TO BREAK DUE TO SNOW ACCUMULATIONS.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY...
  HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD...
  HIGHWAY 93 EUREKA TO WHITEFISH...HIGHWAY 28 BAKERS GRADE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES AND COULD DAMAGE TREES
AND POWER LINES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1230 PM MDT WED MAY 22 2013


MTZ004-231200-
/O.NEW.KMSO.WW.Y.0034.130522T1830Z-130523T1200Z/
LOWER CLARK FORK REGION-
1230 PM MDT WED MAY 22 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 AM MDT
THURSDAY.

* IMPACTS/TIMING: SNOW SHOWERS WILL CONTINUE OVER LOOKOUT PASS
  TODAY. SLUSHY ACCUMULATIONS AND LOW VISIBILITIES WILL WILL CAUSE
  TRAVEL DIFFICULTIES. SNOW SHOWERS WILL ALSO BE POSSIBLE AT LOWER
  ELEVATIONS AND OVER EVARO HILL WITH SLUSHY ROAD ACCUMULATIONS
  UNDER STRONGER SHOWERS. THERE IS AN ISOLATED RISK FOR BRANCHES TO
  BREAK DUE TO SNOW ACCUMULATIONS.


* LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON
  FALLS TO PLAINS...HIGHWAY 200 TROUT CREEK TO HERON...I-90
  LOOKOUT PASS TO HAUGAN

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES AND COULD DAMAGE TREES
AND POWER LINES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
550 AM PDT WED MAY 22 2013

.AN COLD UPPER LEVEL LOW PRESSURE SYSTEM WILL GIVE LATE SEASON
SNOW ACCUMULATIONS TO HIGHER ELEVATIONS OF THE CENTRAL WASHINGTON
CASCADES AND PASSES THROUGH TONIGHT. SEVERAL INCHES OF SNOW ARE
EXPECTED AT PARADISE RANGER STATION IN MOUNT RAINIER NATIONAL
PARK...OVER CHINOOK PASS...AND IN THE BACK COUNTRY.

WAZ519-222100-
/O.NEW.KSEW.WW.Y.0019.130522T1250Z-130523T1200Z/
WEST SLOPES CENTRAL CASCADES AND PASSES-
550 AM PDT WED MAY 22 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM PDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 AM PDT
THURSDAY.

* SOME AFFECTED LOCATIONS...MOUNT RAINIER NATIONAL PARK...CHINOOK
  PASS...AND THE BACK COUNTRY ABOVE 5000 FEET.

* TIMING...PERIODS OF SNOW THROUGH TONIGHT. BRIEF HEAVY
  ACCUMULATIONS OF 4 INCHES OR MORE CAN BE EXPECTED AT TIMES IN
  HEAVIER SNOW SHOWERS THIS MORNING...AND AGAIN TONIGHT.

* ACCUMULATIONS...4 TO 9 INCHES THROUGH TONIGHT ABOVE ABOUT 5000
  FEET.

* MAIN IMPACT...TRAVEL TO PARADISE RANGER STATION IN MOUNT RAINIER
  NATIONAL PARK AND OVER CHINOOK PASS WILL BE DIFFICULT AT TIMES
  THROUGH TONIGHT.

* SNOW LEVEL...3500 TO 4000 FEET. ACCUMULATIONS MAINLY ABOVE ABOUT
  5000 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES. HIKERS
AND BACKPACKERS SHOULD AVOID HIGHER ELEVATIONS IN THE BACK
COUNTRY.

&&

$$

ALBRECHT
WEATHER.GOV/SEATTLE

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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