HAZARDOUS WEATHER OUTLOOK
Issue Date: 610 PM MST MON DEC 07 2009
Expiration: 615 PM MST TUE DEC 08 2009

Expires:200912090115;;
FLUS45 KCYS 080109
HWOCYS
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
609 PM MST MON DEC 7 2009
NEZ002-003-019>021-054-055-095-096-WYZ106>108-116>119-090115-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
609 PM MST MON DEC 7 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE...SOUTHEAST WYOMING.
.DAY ONE...TONIGHT
A WINTER WEATHER ADVISORY IS IN EFFECT AFTER MIDNIGHT. SNOW WILL
INCREASE LATER THIS EVENING WITH VERY COLD TEMPERATURES.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
THE WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 3 PM TUESDAY AS
SNOW WILL CONTINUE TUESDAY MORNING BEFORE TAPERING OFF TUESDAY
AFTERNOON. SNOW ACCUMULATIONS OF 3 TO 5 INCHES WILL BE COMMON
ACROSS THE HIGH PLAINS OF WYOMING AND THE WESTERN NEBRASKA
PANHANDLE. BITTERLY COLD TEMPERATURES ARE LIKELY TUESDAY NIGHT.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE ENCOURAGED TO REPORT NEW SNOWFALL ACCUMULATIONS
THROUGH TUESDAY.
&&
THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE
$$

WINTER WEATHER ADVISORY
Issue Date: 144 PM MST MON DEC 07 2009
Expiration: 300 PM MST TUE DEC 08 2009

...ONE MORE ROUND OF SNOW TO AFFECT THE AREA TONIGHT AND TUESDAY...
.A LOW PRESSURE SYSTEM WILL MOVE ACROSS THE CENTRAL AND SOUTHERN
ROCKY MOUNTAINS AND INTO THE CENTRAL PLAINS TONIGHT AND TUESDAY AND
BRING SNOW TO SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE.
NEZ002-003-019>021-054-055-095-096-WYZ106>108-110-113-117>119-
081130-
/O.UPG.KCYS.WS.A.0014.091208T0000Z-091209T0000Z/
/O.NEW.KCYS.WW.Y.0032.091208T0700Z-091208T2200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...TORRINGTON...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...RIVERSIDE...HORSE CREEK...HARRIMAN...WHITAKER...
CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
145 PM MST MON DEC 7 2009
...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
3 PM MST TUESDAY...
THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 3 PM MST TUESDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.
* TIMING: SNOW IS EXPECTED TO INCREASE OVER THE AREA LATER MONDAY
EVENING AND CONTINUE THROUGH TUESDAY MORNING BEFORE TAPERING
OFF TUESDAY AFTERNOON.
* TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ARE EXPECTED OVER THE
PLAINS OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE WITH SOME
LOCALLY HIGHER AMOUNTS POSSIBLE.
* WINDS/VISIBILITIES: EAST TO SOUTHEAST WINDS IN THE 10 TO 20 MPH
RANGE.
* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE
DURING HEAVIER PERIODS OF SNOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
$$
RE

WINTER STORM WATCH
Issue Date: 204 AM MST MON DEC 07 2009
Expiration: 500 PM MST TUE DEC 08 2009

...WINTER STORM WATCH TONIGHT AND TUESDAY...
.A SIGNIFICANT WEATHER SYSTEM WILL MOVE SOUTHEAST FROM THE PACIFIC
NORTHWEST AND BRING SNOW TO SOUTHEAST WYOMING AND WESTERN
NEBRASKA. THE SYSTEMS TRACK IS STILL SOMEWHAT UNCERTAIN BUT MODELS
INDICATE THAT MOISTURE FROM THIS SYSTEM WILL INTERACT WITH THE
VERY COLD AIR ALREADY IN PLACE AND PRODUCE AREAS OF SIGNIFICANT
SNOWFALL FOR THE AREA THROUGH TUESDAY.
NEZ002-003-019>021-054-055-095-096-WYZ103-106>108-110-112>119-
071715-
/O.NEW.KCYS.WS.A.0014.091208T0000Z-091209T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-NORTH LARAMIE RANGE-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...TORRINGTON...ARLINGTON...ELK MOUNTAIN...SARATOGA...
ENCAMPMENT...RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...
LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...
HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
204 AM MST MON DEC 7 2009
...WINTER STORM WATCH IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY AFTERNOON...
THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY AFTERNOON.
* TIMING: WINTER STORM WATCH FROM LATE MONDAY AFTERNOON AND EVENING
THROUGH TUESDAY.
* TOTAL SNOW ACCUMULATIONS: 6 TO 8 INCHES ON THE PLAINS OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE WITH AROUND A FOOT
IN THE HIGHER ELEVATIONS OF THE SNOWY RANGE AND SIERRA MADRE
MOUNTAINS.
* WINDS/VISIBILITIES: EAST TO SOUTHEAST UPSLOPE WINDS IN THE 10 TO
20 MPH RANGE.
* IMPACTS: SNOW WILL CREATE SLICK ROADS AND HAZARDOUS DRIVING
CONDITIONS. VISIBILITY WILL BE REDUCED BELOW A HALF MILE DURING
HEAVY SNOW...WITH NEAR-ZERO VISIBILITY POSSIBLE IN GUSTY WINDS
AND BLOWING SNOW. THIS WILL BE ESPECIALLY TRUE ACROSS THE HIGHER
ELEVATIONS ALONG INTERSTATE 80.
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.
$$
GRIFFITH