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

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WWUS45 KRIW 200700
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1200 AM MST FRI FEB 20 2015

...SIGNIFICANT SNOWFALL EXPECTED OVER PORTIONS OF THE NORTHERN
AND CENTRAL MOUNTAINS AND ADJACENT FOOTHILLS...

.A STORM SYSTEM WILL ARRIVE TODAY...ENTERING NORTHERN WYOMING
THIS MORNING...SWEEPING SOUTH THROUGH THE DAY. THE FIRST BURST OF
HEAVIER SNOWFALL...SOME PERHAPS AS HIGH AS AN INCH PER HOUR...MAY
OCCUR THIS AFTERNOON ACROSS THE ABSAROKA AND BIGHORN
MOUNTAINS...FOLLOWED BY THE WIND RIVER MOUNTAINS THIS EVENING.
ADDITIONALLY...YELLOWSTONE AND THE CODY FOOTHILLS...DOWN AND
ALONG THE BRIDGER AND OWL CREEK MOUNTAINS...WILL ALSO SEE GOOD
SNOWFALL AT TIMES.  WHILE SNOWFALL RATES MAY TAPER OFF FOR A
TIME... ANOTHER RESURGENCE IN INTENSITY IS EXPECTED ONCE AGAIN BY
ON SATURDAY. THE SNOWFALL IS EXPECTED TO TAPER OFF TO LIGHT SNOW
OR ISOLATED SNOW SHOWERS BETWEEN SATURDAY EVENING AND SUNDAY
MORNING FROM NORTH TO SOUTH.

WYZ002-201900-
/O.UPG.KRIW.WS.A.0003.150220T1800Z-150222T0000Z/
/O.NEW.KRIW.WS.W.0004.150220T1800Z-150222T0000Z/
ABSAROKA MOUNTAINS-
1200 AM MST FRI FEB 20 2015

...WINTER STORM WARNING IN EFFECT FROM 11 AM FRIDAY TO 5 PM MST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 AM
THIS MORNING TO 5 PM MST SATURDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SUMMARY AND TIMING...PERIODS OF SNOW...HEAVY AT TIMES...WILL
  BEGIN ACROSS THE HIGHER REACHES OF THE MOUNTAINS THIS MORNING.
  THE HEAVIEST SNOWFALL IS EXPECTED TO OCCUR BOTH THIS AFTERNOON AND
  EVENING...THEN AGAIN BY SATURDAY MORNING BEFORE TAPERING OFF
  LATER SATURDAY AFTERNOON.

* SNOW ACCUMULATIONS...10 TO 22 INCHES...WITH HIGHEST
  ACCUMULATIONS OVER NORTH FACING SLOPES ABOVE 8000 FEET.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 15 TO 25 MPH. THIS
  WIND COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO
  UNDER A QUARTER OF A MILE AT TIMES.

* IMPACTS...ROADS...INCLUDING THE CHIEF JOSEPH HIGHWAY...WILL
  BECOME SNOW PACKED AND HAZARDOUS WITH SOME SIGNIFICANT
  DRIFTING OF SNOW...MAKING TRAVEL NEARLY IMPOSSIBLE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

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.

&&

$$

WYZ008-009-201900-
/O.UPG.KRIW.WS.A.0003.150220T1800Z-150222T1200Z/
/O.NEW.KRIW.WS.W.0004.150220T1800Z-150222T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1200 AM MST FRI FEB 20 2015

...WINTER STORM WARNING IN EFFECT FROM 11 AM FRIDAY TO 5 AM MST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 AM THIS
MORNING TO 5 AM MST SUNDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* SUMMARY AND TIMING...PERIODS OF SNOW...HEAVY AT TIMES...WILL
  BEGIN ACROSS THE HIGHER REACHES OF THE MOUNTAINS THIS MORNING.
  THE HEAVIEST SNOWFALL IS EXPECTED TO OCCUR BOTH THIS AFTERNOON AND
  EVENING...THEN AGAIN BY SATURDAY MORNING BEFORE TAPERING OFF
  EARLY SUNDAY MORNING.

* SNOW ACCUMULATIONS...12 TO 28 INCHES...WITH HIGHEST
  ACCUMULATIONS ABOVE 8000 FEET AND WITH A NORTHERN ASPECT.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 15 TO 25 MPH. THIS
  WIND COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO
  UNDER A QUARTER OF A MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SNOW PACKED AND HAZARDOUS WITH
  SOME SIGNIFICANT DRIFTING OF SNOW...MAKING TRAVEL NEARLY
  IMPOSSIBLE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

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.

&&

$$

WYZ015-201900-
/O.UPG.KRIW.WS.A.0003.150221T0000Z-150222T1200Z/
/O.NEW.KRIW.WS.W.0004.150221T0000Z-150222T1200Z/
WIND RIVER MOUNTAINS EAST-
1200 AM MST FRI FEB 20 2015

...WINTER STORM WARNING IN EFFECT FROM 5 PM FRIDAY TO 5 AM MST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* SUMMARY AND TIMING...PERIODS OF SNOW...HEAVY AT TIMES...WILL
  BEGIN ACROSS THE HIGHER REACHES OF THE MOUNTAINS THIS AFTERNOON.
  THE HEAVIEST SNOWFALL IS EXPECTED TO OCCUR BOTH THIS EVENING...AND
  THEN AGAIN BY SATURDAY AFTERNOON BEFORE TAPERING OFF EARLY
  SUNDAY MORNING.

* SNOW ACCUMULATIONS...10 TO 22 INCHES...WITH HIGHEST
  ACCUMULATIONS ABOVE 8000 FEET AND WITH A NORTHERN ASPECT.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 15 TO 25 MPH. THIS
  WIND COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO
  UNDER A QUARTER OF A MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SNOW PACKED AND HAZARDOUS WITH
  SOME SIGNIFICANT DRIFTING OF SNOW...MAKING TRAVEL NEARLY
  IMPOSSIBLE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

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.

&&

$$

WYZ001-201900-
/O.NEW.KRIW.WW.Y.0010.150220T1200Z-150221T1200Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
1200 AM MST FRI FEB 20 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM FRIDAY TO 5 AM MST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 5 AM THIS MORNING TO
5 AM MST SATURDAY.

* SUMMARY AND TIMING...PERIODS OF SNOW...MODERATE TO HEAVY AT
  TIMES...WILL BEGIN ACROSS THE HIGHER REACHES OF THE MOUNTAINS
  THIS MORNING...REACHING THE VALLEY FLOORS BY MID DAY.

* SNOW ACCUMULATIONS...2 TO 4 INCHES IN THE VALLEYS WITH 4 TO 8
  INCHES IN MOUNTAINS.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 10 TO 20 MPH. THIS WIND
  COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO A QUARTER
  OF A MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SNOW PACKED...MAKING TRAVEL HAZARDOUS AT
  TIMES.

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.

&&

$$

WYZ003-005-007-201900-
/O.NEW.KRIW.WW.Y.0010.150221T0000Z-150222T0000Z/
CODY FOOTHILLS-SOUTHWEST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS
1200 AM MST FRI FEB 20 2015

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM FRIDAY TO 5 PM MST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
5 PM THIS AFTERNOON TO 5 PM MST SATURDAY.

* SUMMARY AND TIMING...PERIODS OF SNOW...MODERATE TO HEAVY AT
  TIMES...WILL BEGIN ACROSS THE AREA THIS MORNING.

* SNOW ACCUMULATIONS...2 TO 6 INCHES WITH LOCALLY 8 INCHES IN SOME
  OF THE FOOTHILL AREAS.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 10 TO 25 MPH. THIS WIND
  COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO LESS THAN A
  QUARTER OF A MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SNOW PACKED WITH SOME DRIFTING...MAKING
  TRAVEL HAZARDOUS AT TIMES.

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.

&&

$$

WYZ018-201900-
/O.NEW.KRIW.WS.A.0004.150221T1200Z-150222T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1200 AM MST FRI FEB 20 2015

...WINTER STORM WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
LATE SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH LATE
SATURDAY NIGHT.

* SUMMARY AND TIMING...WHILE PERIODS OF LIGHT SNOWFALL IS EXPECTED
  BY THIS AFTERNOON...HEAVIER SNOWFALL IS EXPECTED TO BEGIN BY
  SATURDAY MORNING BEFORE TAPERING OFF EARLY SUNDAY MORNING.

* SNOW ACCUMULATIONS...5 TO 10 INCHES...WITH HIGHEST ACCUMULATIONS
  IN THE FOOTHILLS.

* WIND AND VISIBILITY...NORTHERLY WINDS OF 10 TO 20 MPH. THIS WIND
  COMBINED WITH HEAVIER SNOW WILL REDUCE VISIBILITY TO UNDER A
  QUARTER OF A MILE AT TIMES.

* IMPACTS...ROADS WILL BECOME SNOW PACKED WITH SOME DRIFTING OF
  SNOW IN AREAS...MAKING TRAVEL VERY HAZARDOUS AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

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.

&&

$$






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