Winter Weather Warnings / Watches / Advisories
Issued by NWS Riverton, WY

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WWUS45 KRIW 240453
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1053 PM MDT MON MAR 23 2015

...ACCUMULATING SNOWFALL EXPECTED OVER THE WESTERN AND NORTHERN
MOUNTAINS THIS AFTERNOON THROUGH WEDNESDAY MORNING...

.A PACIFIC STORM SYSTEM NOW CENTERED JUST OFF THE PACIFIC
NORTHWEST COAST WILL BE TRACKING EAST TOWARD WYOMING TODAY AND
TONIGHT. SINCE MUCH OF THE SNOW WILL BE FALLING DURING THE NIGHT
TIME HOURS...SIGNIFICANT ACCUMULATING SNOWFALL FOR THE WESTERN
AND NORTHERN MOUNTAINS IS EXPECTED TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING.

WYZ001-241900-
/O.NEW.KRIW.WW.Y.0013.150324T1800Z-150325T0900Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
1053 PM MDT MON MAR 23 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TUESDAY TO 3 AM
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR YELLOWSTONE PARK...WHICH IS IN EFFECT FROM
NOON TUESDAY TO 3 AM MDT WEDNESDAY.

* SUMMARY AND TIMING...LIGHT SNOW WILL BE DEVELOPING BY 12 NOON
  TUESDAY...THEN PICKING UP IN INTENSITY DURING THE EARLY
  AFTERNOON HOURS. SNOW WILL CONTINUE...HEAVY AT TIMES...FOR THE
  REST OF TUESDAY AFTERNOON THROUGH 3 AM TONIGHT.

* SNOW ACCUMULATIONS...5 TO 7 INCHES EXCEPT 1 TO 4 INCHES AROUND MAMMOTH.

* WIND AND VISIBILITY...WEST TO SOUTHWEST 10 TO 20 MPH WITH SOME
  GUSTS OF 25 TO 30 MPH WILL CAUSE SOME BLOWING AND DRIFTING SNOW
  WILL RESULT IN LOWERING THE VISIBILITY TO LESS THAN HALF OF A
  MILE AT TIMES.

* IMPACTS...ROADWAYS IN AND AROUND MAMMOTH WILL BECOME SLICK AND
  SNOW COVERED ALONG WITH LOWERED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING
SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ002-241900-
/O.NEW.KRIW.WW.Y.0013.150324T1800Z-150325T0900Z/
ABSAROKA MOUNTAINS-
1053 PM MDT MON MAR 23 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TUESDAY TO 3 AM
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR THE ABSAROKA MOUNTAINS...WHICH IS IN EFFECT
FROM NOON TUESDAY TO 3 AM MDT WEDNESDAY.

* SUMMARY AND TIMING...LIGHT SNOW WILL BE DEVELOPING BY 12 NOON
  TUESDAY...THEN PICKING UP IN INTENSITY DURING THE EARLY
  AFTERNOON HOURS. SNOW WILL CONTINUE...HEAVY AT TIMES...FOR THE
  REST OF THE TUESDAY THROUGH 3 AM TONIGHT.

* SNOW ACCUMULATIONS...5 TO 8 INCHES

* WIND AND VISIBILITY...WEST 15 TO 25 MPH WITH SOME GUSTS OF 30 TO
  40 MPH WILL RESULT IN BLOWING AND DRIFTING SNOW LOWERING THE
  VISIBILITY TO LESS THAN ONE QUARTER OF A MILE AT TIMES.

* IMPACTS...CHIEF JOSEPH HIGHWAY AND OTHER HIGHWAYS WILL BECOME
  SLICK AND SNOW COVERED ALONG WITH LOWERED VISIBILITY DUE TO
  CONSIDERABLE BLOWING AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING
SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ012-241900-
/O.NEW.KRIW.WW.Y.0013.150324T1800Z-150325T0900Z/
TETON AND GROS VENTRE MOUNTAINS-
1053 PM MDT MON MAR 23 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TUESDAY TO 3 AM
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR THE TETON AND GROS VENTRE RANGES WHICH IS IN
EFFECT FROM NOON TUESDAY TO 3 AM MDT WEDNESDAY.

* SUMMARY AND TIMING...LIGHT SNOW WILL BE DEVELOPING BY 12 NOON
  TUESDAY...THEN PICKING UP IN INTENSITY DURING THE EARLY
  AFTERNOON HOURS. SNOW WILL CONTINUE...HEAVY AT TIMES...FOR THE
  REST OF THE TUESDAY THROUGH 3 AM TONIGHT.

* SNOW ACCUMULATIONS...5 TO 9 INCHES.

* WIND AND VISIBILITY...WEST WINDS OF 25 TO 35 MPH WITH GUSTS OF
  40 TO 50 MPH AT THE HIGHER ELEVATIONS WILL RESULT IN
  CONSIDERABLE BLOWING AND DRIFTING SNOW LOWERING THE VISIBILITY
  TO LESS THAN ONE QUARTER OF A MILE AT TIMES.

* IMPACTS...TETON AND TOGWOTEE PASSES WILL BECOME SLICK AND SNOW
  COVERED ALONG WITH REDUCED VISIBILITY DUE TO BLOWING AND DRIFTING
  SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING
SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ024-241900-
/O.NEW.KRIW.WW.Y.0013.150324T1800Z-150325T0900Z/
SALT RIVER AND WYOMING RANGES-
1053 PM MDT MON MAR 23 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TUESDAY TO 3 AM
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR THE SALT AND WYOMING RANGES WHICH IS IN
EFFECT FROM NOON TUESDAY TO 3 AM MDT WEDNESDAY.

* SUMMARY AND TIMING...LIGHT SNOW WILL BE DEVELOPING BY 12 NOON
  TUESDAY...THEN PICKING UP IN INTENSITY DURING THE EARLY
  AFTERNOON HOURS. SNOW WILL CONTINUE...HEAVY AT TIMES...FOR THE
  REST OF THE TUESDAY THROUGH 3 AM TONIGHT.

* SNOW ACCUMULATIONS...5 TO 8 INCHES

* WIND AND VISIBILITY...WEST WINDS OF 25 TO 35 MPH WITH GUSTS OF
  40 TO 45 MPH AT THE HIGHER ELEVATIONS WILL RESULT IN
  CONSIDERABLE BLOWING AND DRIFTING SNOW...LOWERING THE VISIBILITY
  TO LESS THAN ONE QUARTER OF A MILE AT TIMES.

* IMPACTS...TETON AND TOGWOTEE PASSES WILL BECOME SLICK AND SNOW
  COVERED ALONG WITH REDUCED VISIBILITY DUE TO BLOWING AND DRIFING
  SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING
SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ008-009-241900-
/O.NEW.KRIW.WW.Y.0013.150325T0000Z-150325T1500Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1053 PM MDT MON MAR 23 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM TUESDAY TO 9 AM
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR THE BIG HORN MOUNTAINS WHICH IS IN EFFECT
FROM 6 PM TUESDAY TO 9 AM MDT WEDNESDAY.

* SUMMARY AND TIMING...LIGHT SNOW WILL BE DEVELOPING BY 6 PM
  TUESDAY EVENING...THEN PICKING UP IN INTENSITY DURING THE EARLY
  EVENING HOURS. SNOW WILL CONTINUE...HEAVY AT TIMES...FOR THE
  REST OF THE TUESDAY NIGHT THROUGH 9 AM WEDNESDAY MORNING.

* SNOW ACCUMULATIONS...6 TO 10 INCHES.

* WIND AND VISIBILITY...NORTHWEST 20 TO 30 MPH WITH GUSTS OF 30 TO
  40 MPH RESULTING IN CONSIDERABLE BLOWING AND DRIFTING SNOW
  LOWERING VISIBILITY TO BELOW ONE QUARTER OF A MILE AT TIMES.

* IMPACTS...GRANITE AND POWDER RIVER PASSES WILL BECOME SLICK AND
  SNOW COVERED ALONG WITH WITH REDUCED VISIBILITY DUE TO
  CONSIDERABLE BLOWING AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW AND BLOWING
SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

TEAM RIVERTON












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