High Wind Warning 25, NWS Cheyenne, WY

000 
WWUS75 KCYS 260005
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
505 PM MST MON DEC 25 2006

...STRONG WEST WINDS WILL OCCUR THIS AFTERNOON ACROSS MUCH OF
SOUTHERN PLATTE COUNTY AND NORTHERN CARBON COUNTY...

.A LARGE DIFFERENCE IN PRESSURE AT THE SURFACE WILL EXIST OVER
SOUTHERN WYOMING. THE RESULT WILL BE STRONG WINDS OVER SOUTHERN
PLATTE COUNTY AND NORTHERN CARBON COUNTY THIS EVENING.   

WYZ062-064-260500-
/O.EXB.KCYS.HW.W.0025.000000T0000Z-061226T0500Z/
NORTH CARBON-NORTH LARAMIE RANGE-
INCLUDING THE CITIES OF...HANNA...MEDICINE BOW...GARRETT
505 PM MST MON DEC 25 2006

...HIGH WIND WARNING IN EFFECT UNTIL 10 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 10 PM MST THIS EVENING. 

WEST WINDS WILL BE SUSTAINED AT 40 MPH WITH GUSTS TO 60 MPH OVER
POERTIONS OF NORTHERN CARBON COUNTY AND THE NORTHERN LARAMIE
RANGE UNTIL 10 PM. SOME PLACES INCLUDED IN THE HIGH WIND WARNING
ARE ARLINGTON AND MEDICINE BOW.  THE WINDS WILL PRODUCE AREAS
OF BLOWING AND DRIFTING SNOW.  THE WINDS WILL DIMINISH SOME AFTER
10 PM.  

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.

$$

WYZ067-260500-
/O.EXT.KCYS.HW.W.0025.000000T0000Z-061226T0500Z/
PLATTE-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY
505 PM MST MON DEC 25 2006

...HIGH WIND WARNING NOW IN EFFECT UNTIL 10 PM MST THIS EVENING...

ALONG AND WEST OF INTERSTATE 25 IN THE SOUTHERN PART OF PLATTE
COUNTY...STRONG WEST WINDS OF 40 TO 45 MPH WITH GUSTS BETWEEN 60
AND 65 MPH WILL OCCUR THROUGH 10 PM. THIS AREA INCLUDES THE CITY
OF CHUGWATER. 

THE STRONG WEST WINDS WILL PRODUCE AREAS OF BLOWING AND DRIFTING
SNOW AND REDUCED VISIBILITIES TO LESS THAN ONE MILE. SOME ROADS
WILL BE SLICK.

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.

$$

WEILAND

000 
WWUS75 KCYS 260339
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
839 PM MST MON DEC 25 2006

...THE HIGH WIND WARNING IS CANCELLED...

.WEST WINDS HAVE DIMINISHED SLIGHTLY SINCE THE EARLY EVENING HOURS
OVER MUCH OF SOUTHEAST WYOMING. IT WILL REMAIN WINDY IN THE 
AREA BETWEEN ARLINGTON AND CHUGWATER FOR THE REST OF TONIGHT...
AND WIND GUSTS WILL BE AROUND 50 MPH. THOSE EXPECTED GUSTS ARE
LOWERED FROM THE 60 TO 65 MPH WINDS SPEEDS OF THIS AFTERNOON
AND EARLY EVENING.  

WYZ062-064-067-260445-
/O.CAN.KCYS.HW.W.0025.000000T0000Z-061226T0500Z/
NORTH CARBON-NORTH LARAMIE RANGE-PLATTE-
INCLUDING THE CITIES OF...HANNA...MEDICINE BOW...GARRETT...
WHEATLAND...GUERNSEY
839 PM MST MON DEC 25 2006

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WARNING. 

WIND SPEEDS IN THE AREA BETWEEN ARLINGTON AND CHUGWATER HAVE
DECREASED SINCE 7 PM. FOR THE REST OF TONIGHT THE WINDS WILL
BE SUSTAINED AT 25 TO 35 MPH WITH GUSTS TO AROUND 50 MPH.  THOSE
SPEEDS ARE LOWER THAN THE GUSTS TO BETWEEN 60 AND 65 MPH THAT
OCCURRED DURING THE AFTERNOON AND EARLY EVENING.

THE WINDS FOR THE REST OF TONIGHT WILL STILL PRODUCE AREAS OF
BLOWING AND DRIFTING SNOW AND LOWERED VISIBILITIES.

$$

WEILAND

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
310 AM MST MON DEC 25 2006

.SHORT TERM...TODAY THRU TUE NIGHT...UPPER RIDGE SHIFTING E INTO
REGION TODAY AND TONIGHT...WITH RIDGE FLATTENING ON TUE INTO TUE
NIGHT AS NEXT PAC SYSTEM MOVES INTO THE W COAST.  SOME HIGH CLOUDS
TO SPREAD SE OVER AREA MAINLY THIS AFTN...WITH MORE MID AND SOME LOW
CLOUDS SPREADING ACROSS MAINLY WRN PTNS TNGT THRU TUE NGT.  SOME MTN
SNOW SHOWERS POSSIBLE MAINLY ON TUE AND TUE NGT AS FLOW BECOMES MORE
W AND MOIST AHEAD OF NEXT SYSTEM.  WARMER AIR TO SPREAD OVER AREA
TODAY AND LINGER INTO TUE.  HOWEVER SNOW COVER WILL LIKELY LIMIT
WARMING TO SOME DEGREE.  IT WILL BE WINDY OVER THE WY PART OF THE
AREA THRU THE PERIOD...WITH SOME AREAS OF BLOWING SNOW TODAY IN AND
NEAR THE MOUNTAINS.

.LONG TERM...SW FLOW WILL BE ALOFT OVER THE AREA WED AS AN UPPER
TROUGH MOVES INTO THE GREAT BASIN.  A DISTURBANCE EJECTING OUT OF
THE MAIN UPPER LOW WILL MOVE ACROSS THE CWA IN THE AFTERNOON.  A
COLD FRONT WILL ALSO MOVE ACROSS THE AREA DURING THIS TIME.
MOISTURE WILL INCREASE OVER THE AREA AS THE DAY PROGRESSES...WILL
START PRECIP IN THE WEST AND SPREAD IT EAST ACROSS THE FORECAST AREA
BY EVENING.  THE UPPER LOW WILL MOVE OVER THE CENTRAL ROCKIES THUR
AND THEN INTO WRN KS.  THIS POSITION IS THE SAME POSITION AS THE
UPPER LOW WHICH CAUSE THE BLIZZARD CONDITIONS OVER THE AREA LAST
WEEK.  A SECONDARY SURGE OF COLD AIR WILL OCCUR AND WILL CONTINUE A
CHANCE OF SNOW FOR THE ENTIRE CWA THURSDAY.  ON FRIDAY THE UPPER LOW
WILL MOVE SLOWLY ACROSS THE CENTRAL AND SOUTHERN PLAINS.  UPSLOPE
FLOW WILL CONTINUE AT THE SURFACE...WITH MOISTURE WRAPPING AROUND
THE LOW...MOVING ACROSS THE FORECAST AREA.  WILL CONTINUE THE CHANCE
OF SNOW...ESPECIALLY THE LARAMIE RANGE AND EAST.  FOR SAT AND
SUN...DRY CONDITIONS WILL SETTLE INTO THE AREA AS THE UPPER LOW
MOVES ACROSS MO AND INTO SRN IL AND A WEAK UPPER RIDGE BUILDS OVER
THE CWA.  DOWNSLOPE WINDS WILL OCCUR AT THE SURFACE.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...NONE.
NE...NONE.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
510 AM MST MON DEC 25 2006

NEZ001>003-019>021-054-055-WYZ059>062-065-068>070-261215-
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-
CHEYENNE-CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-
LARAMIE VALLEY-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
510 AM MST MON DEC 25 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE AND SOUTHEAST WYOMING.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A SIGNIFICANT PERIOD OF SNOW IS POSSIBLE FROM WEDNESDAY NIGHT
THROUGH FRIDAY.  COLDER TEMPERATURES WILL ALSO OCCUR.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

&&

THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE

WYZ063-064-066-067-261215-
SNOWY RANGE-NORTH LARAMIE RANGE-LARAMIE RANGE-PLATTE-
510 AM MST MON DEC 25 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WYOMING.

.DAY ONE...TODAY AND TONIGHT

WEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL CAUSE AREAS
OF BLOWING SNOW TODAY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A SIGNIFICANT PERIOD OF SNOW IS POSSIBLE FROM WEDNESDAY NIGHT
THROUGH FRIDAY.  COLDER TEMPERATURES WILL ALSO OCCUR.

.SPOTTER INFORMATION STATEMENT...

&&

THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE