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

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000
WWUS45 KRIW 190322
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
822 PM MST SUN JAN 18 2015

...MODERATE TO HEAVY SNOW TO CONTINUE FOR NORTHWEST WYOMING...

.A PACIFIC TROUGH AND ASSOCIATED COLD FRONT WILL MOVE INTO
WESTERN WYOMING AND WILL BRING ANOTHER ROUND OF MODERATE TO
POSSIBLY HEAVY SNOW THROUGH EARLY MONDAY MORNING.

WYZ012-191200-
/O.CON.KRIW.WS.W.0002.000000T0000Z-150119T1200Z/
TETON AND GROS VENTRE MOUNTAINS-
822 PM MST SUN JAN 18 2015

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST MONDAY.

* SUMMARY AND TIMING...SNOW WILL CONTINUE THROUGH TONIGHT. THE
  HEAVIEST SNOW IS EXPECTED BEFORE MIDNIGHT.

* SNOW ACCUMULATIONS...STORM TOTAL OF 10 TO 15 INCHES. AT 8
  PM...7.5 TO 10 INCHES HAD ACCUMULATED AT OBSERVATION PLOTS
  BETWEEN 8000 AND 9500 FEET IN THE TETON RANGE.

* WIND AND VISIBILITY...WEST TO SOUTHWEST INCREASING TO 15 TO 25
  MPH WITH GUSTS TO 35 TO 40 MPH. VISIBILITY MAY BE REDUCED TO
  UNDER ONE QUARTER MILE IN SNOW AND BLOWING SNOW.

* IMPACTS...ROADS WILL BECOME SNOW COVERED AND SNOW PACKED IN
  MANY AREAS. TRAVEL OVER TETON AND TOGWOTEE PASSES WILL BECOME
  ESPECIALLY DIFFICULT.

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.

&&

$$

WYZ013-191200-
/O.CON.KRIW.WW.Y.0003.000000T0000Z-150119T1200Z/
JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
822 PM MST SUN JAN 18 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY.

* SUMMARY AND TIMING...OCCASIONAL SNOW SHOWERS WILL CONTINUE TO
  MOVE ACROSS THE VALLEY THIS EVENING...AND BEGIN TO TAPER OFF
  AFTER MIDNIGHT.

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES POSSIBLE
  TONIGHT. STORM TOTAL OF 2 TO 5 INCHES WITH THE HIGHER AMOUNTS
  FROM MOOSE TO MORAN JUNCTION. SNOW MAY MIX WITH RAIN AT TIMES
  THIS EVENING.

* WIND...SOUTH SOUTHWEST WINDS 10 TO 20 MPH.

* IMPACTS...TRAVEL WILL BECOME DIFFICULT WITH SNOW PACKED ROADS
  AND POOR VISIBILITY...ESPECIALLY ACROSS OPEN AREAS NORTH OF
  JACKSON.

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.

&&

$$

WYZ001-191200-
/O.CON.KRIW.WW.Y.0003.000000T0000Z-150119T1200Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
822 PM MST SUN JAN 18 2015

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
MONDAY.

* SUMMARY AND TIMING...OCCASIONAL SNOW SHOWERS WILL CONTINUE TO
  MOVE ACROSS THE VALLEY THIS EVENING...AND BEGIN TO TAPER OFF
  AFTER MIDNIGHT.

* SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 3 INCHES TONIGHT. 2 TO
  6 INCHES OF SNOW HAD ACCUMULATED ACROSS YELLOWSTONE PARK SINCE
  LAST NIGHT WITH THE HIGHER AMOUNTS IN THE SOUTHERN PORTION OF
  THE PARK.

* WIND...SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.

* IMPACTS...SNOWFALL AND POOR VISIBILITY WILL HAMPER TRAVEL.

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.

&&

$$








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