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

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WWUS45 KCYS 211155
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
455 AM MST FRI NOV 21 2014

...MODERATE TO HEAVY SNOW AND BLOWING SNOW POSSIBLE FOR THE SNOWY
AND SIERRA MADRE MOUNTAINS SATURDAY AFTERNOON THROUGH MONDAY...

.A STRONG PACIFIC STORM SYSTEM WILL APPROACH THE FORECAST AREA
FROM THE NORTHWEST TONIGHT...AND WILL MOVE OVER THE ROCKIES ON
SATURDAY AND SUNDAY. THIS SYSTEM WILL BRING PLENTIFUL PACIFIC
MOISTURE AND ENERGY TO THE MOUNTAINS OF SOUTHEAST WYOMING SATURDAY
AFTERNOON THROUGH SUNDAY MORNING...WITH MODERATE TO HEAVY SNOW
AND STRONG WINDS EXPECTED THROUGH THIS TIME. THE HEAVIEST
SNOWFALL WILL OCCUR FOR THE WEST AND NORTHWEST FACING SLOPES.
MOIST AND ENERGETIC NORTHWEST FLOW WILL CONTINUE TO STREAM OVER
THE MOUNTAINS SUNDAY AND MONDAY...AND WILL CONTINUE TO BRING
PERIODS OF MODERATE TO HEAVY SNOW THROUGH THIS TIME. STORM TOTAL
ACCUMULATIONS ARE EXPECTED TO BE IN THE 1-2 FOOT RANGE BY LATE
MONDAY. GUSTY WINDS EXPECTED THROUGH THIS TIME AS WELL COULD
CAUSE BLOWING SNOW CONDITIONS WHICH WILL SEVERELY REDUCE
VISIBILITIES AND CAUSE HAZARDOUS DRIFTING OF SNOW.

WYZ112-114-220000-
/O.NEW.KCYS.WS.A.0014.141122T2100Z-141125T0000Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING
455 AM MST FRI NOV 21 2014

...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH
MONDAY AFTERNOON.

* TIMING...THE HEAVIEST SNOWFALL WILL OCCUR LATE SATURDAY
  AFTERNOON THROUGH SUNDAY MORNING...WITH PERIODS OF MODERATE TO
  HEAVY SNOW EXPECTED TO CONTINUE THROUGH MONDAY.

* TOTAL SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 10 TO 18
  INCHES.

* WINDS/VISIBILITY...WEST TO NORTHWEST WINDS GUSTING 35 TO 45 MPH
  AT TIMES COULD REDUCE VISIBILITIES TO ONE HALF MILE OR LESS IN
  BLOWING SNOW.

* IMPACTS...TRAVEL THROUGH THE MOUNTAINS COULD BECOME VERY
  HAZARDOUS SATURDAY NIGHT THROUGH MONDAY...WITH REDUCED
  VISIBILITIES AND SNOW COVERED ROADS DUE TO SNOW AND BLOWING
  SNOW. OUTDOOR ENTHUSIASTS PLANNING ACTIVITIES IN THE MOUNTAINS
  SHOULD PREPARE FOR HEAVY SNOW...STRONG WINDS...AND TEMPERATURES
  IN THE TEENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

RJM


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