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

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509
WWUS45 KRIW 301659
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
959 AM MST SAT JAN 30 2016

...SIGNIFICANT SNOW AND BLOWING SNOW OVER MUCH OF WESTERN AND
SOUTHWESTERN WYOMING TODAY...

.A POTENT PACIFIC WEATHER SYSTEM WILL MOVE THROUGH WESTERN
WYOMING TODAY...BRINGING SIGNIFICANT SNOW TO MUCH OF SOUTHWESTERN
AND WESTERN WYOMING. THE SYSTEM WILL MOVE EAST OF THE AREA LATER
THIS AFTERNOON WITH SNOWFALL DECREASING IN COVERAGE AND INTENSITY.

WYZ012-024-310000-
/O.CON.KRIW.WS.W.0001.000000T0000Z-160131T0000Z/
TETON AND GROS VENTRE MOUNTAINS-SALT RIVER AND WYOMING RANGES-
959 AM MST SAT JAN 30 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...12 TO 22 INCHES.

* WIND/VISIBILITY...STRONG WEST WINDS IN COMBINATION WITH HEAVY
  SNOW WILL RESULT IN NEAR ZERO VISIBILITY ON RIDGES AT TIMES...
  BUT A QUARTER TO HALF MILE VISIBILITY WILL BE MORE COMMON.

* IMPACTS...TRAVEL WILL BE DIFFICULT AT TIMES...ESPECIALLY OVER
  MOUNTAIN PASSES...INCLUDING TETON AND TOGWOTEE PASSES. BEFORE
  VENTURING OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT
  WYOROAD.INFO OR BY DIALING 511. IF YOUR PLANS INCLUDE TRAVEL
  INTO THE BACK COUNTRY...PLEASE MONITOR JHAVALANCHE.ORG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ALONG
WITH STRONG WINDS ARE POSSIBLE. THIS WILL MAKE TRAVEL VERY
HAZARDOUS AND DIFFICULT.

&&

$$

WYZ013-310000-
/O.CON.KRIW.WS.W.0001.000000T0000Z-160131T0000Z/
JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
959 AM MST SAT JAN 30 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...5 TO 10 INCHES...HIGHEST NORTH OF MOOSE...
  INCLUDING MORAN JUNCTION.

* WIND/VISIBILITY...SOUTH TO SOUTHWEST 10 TO 25 MPH...IN
  COMBINATION WITH HEAVIER SNOW...WILL RESULT IN VISIBILITY
  UNDER A QUARTER MILE AT TIMES.

* IMPACTS...ROADS ACROSS JACKSON HOLE WILL BE SLICK AND SNOW
  PACKED. TRAVEL OVER MOUNTAIN PASSES WILL BE DIFFICULT. BEFORE
  VENTURING OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT
  WYOROAD.INFO OR BY DIALING 511. IF YOUR PLANS INCLUDE TRAVEL
  INTO THE BACK COUNTRY...PLEASE MONITOR JHAVALANCHE.ORG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ALONG
WITH STRONG WINDS ARE POSSIBLE. THIS WILL MAKE TRAVEL VERY
HAZARDOUS AND EVEN DIFFICULT.

&&

$$

WYZ023-310000-
/O.CON.KRIW.WS.W.0001.000000T0000Z-160131T0000Z/
STAR VALLEY-
INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH...
THAYNE
959 AM MST SAT JAN 30 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...6 TO 11 INCHES...HIGHEST AROUND ALPINE AND
  EAST OF THAYNE.

* WIND/VISIBILITY...SOUTH TO SOUTHWEST 10 TO 25 MPH...IN
  COMBINATION WITH HEAVIER SNOW...WILL RESULT IN VISIBILITY
  UNDER A QUARTER MILE AT TIMES.

* IMPACTS...ROADS ACROSS STAR VALLEY WILL BE SLICK AND SNOW
  PACKED. TRAVEL OVER MOUNTAIN PASSES WILL BE DIFFICULT. BEFORE
  VENTURING OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT
  WYOROAD.INFO OR BY DIALING 511. IF YOUR PLANS INCLUDE TRAVEL
  INTO THE BACK COUNTRY...PLEASE MONITOR JHAVALANCHE.ORG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ALONG
WITH STRONG WINDS ARE POSSIBLE. THIS WILL MAKE TRAVEL VERY
HAZARDOUS AND EVEN DIFFICULT.

&&

$$

WYZ027-310000-
/O.CON.KRIW.WS.W.0001.000000T0000Z-160131T0000Z/
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE
959 AM MST SAT JAN 30 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...3 TO 6 INCHES WEST OF HIGHWAY 189...1 TO 3
  INCHES EAST.

* WIND/VISIBILITY...BREEZY WESTERLY WINDS...IN COMBINATION WITH
  HEAVIER SNOW...WILL RESULT IN VISIBILITY UNDER A QUARTER MILE
  AT TIMES.

* IMPACTS...ROADS WILL BECOME SLICK AND ICY...AS WELL AS SNOW
  PACKED IN SPOTS. BEFORE VENTURING OUT...PLEASE CHECK THE
  LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 511. IF
  YOUR PLANS INCLUDE TRAVEL INTO THE BACK COUNTRY...PLEASE
  MONITOR JHAVALANCHE.ORG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ALONG
WITH STRONG WINDS ARE POSSIBLE. THIS WILL MAKE TRAVEL VERY
HAZARDOUS.

&&

$$

WYZ014-025-310000-
/O.CON.KRIW.WW.Y.0006.000000T0000Z-160131T0000Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
959 AM MST SAT JAN 30 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING..THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...3 TO 6 INCHES OVER THE FOOTHILLS...UP TO 8
  AROUND BONDURANT...AND 6 TO 12 INCHES IN THE MOUNTAINS...WITH
  THE HIGHER AMOUNTS WEST OF SOUTH PASS.

* WIND/VISIBILITY...BREEZY WESTERLY WINDS GUSTING TO 65 MPH AT
  TIMES IN THE WIND RIVERS IN COMBINATION OF HEAVIER SNOW WILL
  RESULT IN VISIBILITY UNDER A HALF MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SLICK AND SNOW PACKED. BEFORE
  VENTURING OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT
  WYOROAD.INFO OR BY DIALING 511. IF YOUR PLANS INCLUDE TRAVEL
  INTO THE BACK COUNTRY...PLEASE MONITOR JHAVALANCHE.ORG.

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.

&&

$$

WYZ028>030-310000-
/O.CON.KRIW.WW.Y.0006.000000T0000Z-160131T0000Z/
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER
959 AM MST SAT JAN 30 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE SNOW IS THEN EXPECTED TO QUICKLY DECREASE IN
  COVERAGE AND INTENSITY BY MID TO LATE AFTERNOON.

* SNOWFALL AMOUNTS...2 TO 5 INCHES.

* WIND/VISIBILITY...SOUTHWEST BECOMING WEST AND INCREASING TO 15
  TO 25 MPH WITH HIGHER GUSTS. THE COMBINATION OF WIND AND
  HEAVIER SNOW WILL RESULT IN VISIBILITY UNDER A QUARTER MILE...
  MAINLY IN OPEN AREAS.

* IMPACTS...TRAVEL...ALONG INTERSTATE 80 AND AREA HIGHWAYS COULD
  BECOME DIFFICULT AT TIMES LATE TONIGHT...BUT ESPECIALLY ON
  SATURDAY DUE TO A COMBINATION OF SNOW...BLOWING SNOW AND
  DRIFTING OF SNOW. BEFORE VENTURING OUT...PLEASE CHECK THE
  LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 511.

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.

&&

$$

WYZ001-310000-
/O.CON.KRIW.WW.Y.0006.000000T0000Z-160131T0000Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
959 AM MST SAT JAN 30 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...THE INTENSITY OF THE SNOW WILL DECREASE THIS
  AFTERNOON...BUT LIGHT SNOW WILL CONTINUE INTO THE EVENING HOURS.

* SNOWFALL AMOUNTS...3 TO 6 INCHES IN MOST AREAS...WITH THE
  LOWEST AMOUNTS EXPECTED AROUND MAMMOTH. 10 TO 16 INCHES OVER
  THE HIGHER ELEVATIONS AND SOUTHWEST PORTIONS OF THE PARK.

* WIND/VISIBILITY...BREEZY WESTERLY WINDS IN COMBINATION OF
  HEAVIER SNOW WILL RESULT IN VISIBILITY UNDER A HALF MILE AT
  TIMES.

* IMPACTS...THE LOW VISIBILITY CAN BE VERY DISORIENTATING.

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.

&&

$$



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