Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Cheyenne, WY

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000
WWUS75 KCYS 230000
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
500 PM MST MON DEC 22 2014

...WINDY CONDITIONS LIKELY ACROSS SOUTHEAST WYOMING AND THE
WESTERN NEBRASKA PANHANDLE TONIGHT...

AN AREA OF LOW PRESSURE AND ASSOCIATED COLD FRONT WILL CONTINUE TO
MOVE SOUTHEAST INTO THE CENTRAL PLAINS TONIGHT AND WILL STRENGTHEN
THE SURFACE PRESSURE GRADIENT ACROSS THE AREA. STRONG NORTH TO
NORTHWEST WINDS ARE EXPECTED TO DEVELOP TONIGHT ACROSS EAST
CENTRAL WYOMING AND THE WESTERN NEBRASKA PANHANDLE...AND WILL
PERSIST THROUGH TUESDAY MORNING AS THE STORM SYSTEM STRENGTHENS.

NEZ019>021-054-055-231300-
/O.EXP.KCYS.WI.Y.0019.000000T0000Z-141223T0000Z/
/O.CON.KCYS.HW.W.0039.141223T0300Z-141223T1800Z/
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG...
BRIDGEPORT...BAYARD...KIMBALL...SIDNEY
500 PM MST MON DEC 22 2014

...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM MST TUESDAY...
...WIND ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

* TIMING...A PERIOD OF GUSTY WINDS WILL OCCUR DURING THE
  AFTERNOON HOURS. A BRIEF LULL WILL IS EXPECTED DURING THE
  EVENING BEFORE HIGH WINDS DEVELOP AGAIN OVERNIGHT.

* WINDS...NORTHWEST 30 TO 35 MPH WITH GUSTS TO 50 MPH UNTIL LATE
  AFTERNOON. BECOMING NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60
  MPH POSSIBLE AFTER 8 PM.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. SNOW SHOWERS WILL
  DEVELOP THIS EVENING AS WELL AND WILL CONTINUE AT TIMES
  OVERNIGHT. THE COMBINATION OF SNOW AND WIND WILL REDUCE
  VISIBILITIES TO ONE MILE OR LESS AT TIMES THROUGH THE
  NIGHT...AND BLOWING SNOW WILL CREATE SLICK AND SNOW COVERED
  ROADS. TRAVEL WILL BECOME HAZARDOUS IN SOME AREAS TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ002-003-095-096-230100-
/O.EXP.KCYS.WI.Y.0019.000000T0000Z-141223T0000Z/
DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE
500 PM MST MON DEC 22 2014

...WIND ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

WINDS ARE ON THE DECREASE EARLY THIS EVENING...SO WILL ALLOW THE
WIND ADVISORY TO EXPIRE. HOWEVER...STRONG WINDS AND SNOW WILL
DEVELOP ONCE AGAIN LATER THIS EVENING AND WILL CONTINUE
OVERNIGHT. A WINTER STORM WARNING IS IN EFFECT FOR NORTHERN
NEBRASKA PANHANDLE FROM 8 PM THIS EVENING THROUGH 11 AM TUESDAY.

$$

WYZ101-102-107-108-116>119-231300-
/O.CON.KCYS.HW.W.0039.141223T0300Z-141223T1800Z/
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...GLENDO...
WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...VEDAUWOO...
BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...
CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
500 PM MST MON DEC 22 2014

...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM MST TUESDAY...

* TIMING...WINDS ARE EXPECTED TO BECOME STRONG BY LATE THIS
  EVENING AND CONTINUE THROUGH TUESDAY MORNING.

* WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH POSSIBLE.

* IMPACTS...MAINLY FOR HIGH PROFILE AND LIGHT WEIGHT VEHICLES
  TRAVELING ON EAST TO WEST ORIENTED ROADS. SUDDEN WIND GUSTS
  COULD FORCE THESE TYPE OF VEHICLES OFF ROADS. SNOW SHOWERS WILL
  CONTINUE AS WELL AT TIMES OVERNIGHT. THE COMBINATION OF SNOW
  AND WIND WILL REDUCE VISIBILITIES TO ONE MILE OR LESS AT TIMES
  THROUGH THE NIGHT...AND BLOWING SNOW WILL CREATE SLICK AND SNOW
  COVERED ROADS. TRAVEL WILL BECOME HAZARDOUS IN SOME AREAS
  TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

RJM



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