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Winter Storm Watch


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
135 PM MST THU NOV 20 2014

.A MOIST PACIFIC STORM SYSTEM WILL MOVE INTO SOUTHEAST IDAHO WITH
THE POTENTIAL FOR HEAVY MOUNTAIN SNOW BEGINNING FRIDAY NIGHT AND
CONTINUING THROUGH SATURDAY EVENING. A STRONG COLD FRONT WILL
ACCOMPANY THE SYSTEM AND EXPECT STRONG WINDS BOTH AHEAD OF AND
BEHIND THE FRONT ON SATURDAY WHICH WILL LIKELY PRODUCE BLOWING AND
DRIFTING SNOW AS WELL ESPECIALLY OVER MOUNTAIN PASSES. WINDS WILL
SHIFT FROM A SOUTHERLY DIRECTION LATE FRIDAY NIGHT AND SATURDAY
MORNING TO A MORE WESTERLY FLOW SATURDAY AFTERNOON.  SNOW AMOUNTS
OF 8 TO 12 INCHES ARE POSSIBLE ABOVE 5500 FEET WITH THIS STORM
WITH LOCALLY HIGHER AMOUNTS. THERE IS THE SLIGHT CHANCE FOR A
BRIEF PERIOD OF FREEZING RAIN IN THE UPPER SNAKE RIVER PLAIN EARLY
SATURDAY MORNING BUT WARMER TEMPERATURES ARE EXPECTED AT LOWER
ELEVATIONS WITH A CHANGE OVER TO RAIN.

IDZ019-022-023-025-032-211300-
/O.CON.KPIH.WS.A.0008.141122T1200Z-141123T0600Z/
UPPER SNAKE HIGHLANDS-SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
WASATCH MOUNTAINS/IDAHO PORTION-LOST RIVER/PAHSIMEROI-
INCLUDING THE LOCATIONS OF...DRIGGS...DUBOIS...ISLAND PARK...
ST. ANTHONY...EDIE RANCH...MONIDA PASS...ASHTON HILL...
TARGHEE PASS...PINE CREEK PASS...MALAD...OAKLEY...CITY OF ROCKS...
CONNOR SUMMIT...SWEETZER SUMMIT...MALAD SUMMIT...
LAVA HOT SPRINGS...SODA SPRINGS...MCCAMMON...FISH CREEK SUMMIT...
SWAN VALLEY...GRAYS LAKE NWR...MONTPELIER...GEORGETOWN...PARIS...
GEORGETOWN SUMMIT...ARCO...CHALLIS...MACKAY...WILLOW CREEK SUMMIT
135 PM MST THU NOV 20 2014

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY EVENING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY EVENING.

* TIMING...5 AM SATURDAY TO 11 PM SATURDAY.

* MAIN IMPACT...8 TO 12 INCHES OF SNOW

* LOCATIONS INCLUDE...DRIGGS...DUBOIS...ISLAND PARK...MONIDA
  PASS...ASHTON HILL...TARGHEE PASS...PINE CREEK PASS...
  OAKLEY... CONNOR SUMMIT...SWEETZER SUMMIT...MALAD SUMMIT...
  SODA SPRINGS... FISH CREEK SUMMIT...SWAN VALLEY...
  GEORGETOWN... GEORGETOWN SUMMIT...MACKAY...WILLOW CREEK
  SUMMIT.

* OTHER IMPACTS...WIND GUSTS OF 25 TO 40 MPH COULD CAUSE BLOWING
  AND DRIFTING SNOW ON ROADWAYS AND REDUCED VISIBILITIES.

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.

&&

$$

HTTP://WEATHER.GOV/POCATELLO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
340 AM MST THU NOV 20 2014

...WINTER WEATHER EXPECTED ACROSS NORTHERN UTAH THIS WEEKEND...

.A POTENT EARLY SEASON WINTER STORM WILL AFFECT NORTHERN UTAH
BEGINNING SATURDAY...AND CONTINUING THROUGH MONDAY. VALLEY RAIN
AND MOUNTAIN SNOW WILL DEVELOP SATURDAY MORNING ACROSS NORTHERN
UTAH...WITH SNOW LEVELS FALLING TO THE VALLEY FLOORS ACROSS
NORTHERN AND CENTRAL UTAH SATURDAY EVENING AS A COLD FRONT SWEEPS
THROUGH THE AREA. A MOIST AND UNSTABLE NORTHWEST FLOW WILL
MAINTAIN PERIODS OF HEAVY SNOWFALL ACROSS THE HIGHER TERRAIN OF
NORTHERN UTAH SUNDAY INTO MONDAY.

UTZ007>009-202300-
/O.NEW.KSLC.WS.A.0004.141122T1200Z-141125T1100Z/
WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80-
WESTERN UINTA MOUNTAINS-
INCLUDING THE CITIES OF...WOODRUFF...RANDOLPH...ALTA...BRIGHTON...
MIRROR LAKE HIGHWAY
340 AM MST THU NOV 20 2014

...WINTER STORM WATCH IN EFFECT FROM EARLY SATURDAY MORNING
THROUGH LATE MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
WINTER STORM WATCH...WHICH IS IN EFFECT FROM EARLY SATURDAY
MORNING THROUGH LATE MONDAY NIGHT.

* AFFECTED AREA...THE WASATCH AND WESTERN UINTA MOUNTAINS OF
  NORTHERN UTAH

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATION RANGING FROM 1 TO
  3 FEET...WITH LOCALLY HIGHER AMOUNTS POSSIBLE IN THE UPPER
  COTTONWOODS.

* TIMING...SNOW WILL DEVELOP SATURDAY MORNING...THEN BECOME HEAVY
  DURING THE AFTERNOON AND EVENING WITH THE PASSAGE OF A COLD
  FRONT. A MOIST AND UNSTABLE NORTHWEST FLOW WILL MAINTAIN PERIODS
  OF HEAVY SNOW THROUGH SUNDAY AND INTO MONDAY BEFORE TAPERING
  OFF.

* SNOW LEVELS...IN THE 7000 TO 8000 FOOT RANGE DURING THE DAY
  SATURDAY FALLING BELOW 5000 FEET SATURDAY EVENING.

* WINDS...PERIODS OF STRONG WEST TO NORTHWEST WINDS...GUSTING IN
  EXCESS OF 50 MPH ALONG EXPOSED RIDGELINES...ARE POSSIBLE AT
  TIMES SATURDAY THROUGH MONDAY. THIS MAY RESULT IN CONSIDERABLE
  BLOWING AND DRIFTING OF NEW SNOW.

* IMPACTS...HAZARDOUS WINTER CONDITIONS ARE EXPECTED ACROSS THE
  WASATCH AND WESTERN UINTAS THIS WEEKEND. THOSE WITH TRAVEL OR
  OUTDOOR PLANS SHOULD BE PREPARED AND PLAN ACCORDINGLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX


Special Weather Statement


SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1047 AM MST THU NOV 20 2014

COZ001>014-017>023-UTZ022>025-027>029-202130-
LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN-
ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS-
UPPER YAMPA RIVER BASIN-GRAND VALLEY-DEBEQUE TO SILT CORRIDOR-
CENTRAL COLORADO RIVER BASIN-GRAND AND BATTLEMENT MESAS-
GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS-
CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN-
WEST ELK AND SAWATCH MOUNTAINS-FLATTOPS-
UPPER GUNNISON RIVER VALLEY-UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE-
NORTHWEST SAN JUAN MOUNTAINS-SOUTHWEST SAN JUAN MOUNTAINS-
PARADOX VALLEY/LOWER DOLORES RIVER-
FOUR CORNERS/UPPER DOLORES RIVER-ANIMAS RIVER BASIN-
SAN JUAN RIVER BASIN-SOUTHEAST UTAH-EASTERN UINTA MOUNTAINS-
EASTERN UINTA BASIN-TAVAPUTS PLATEAU-ARCHES/GRAND FLAT-
LA SAL AND ABAJO MOUNTAINS-CANYONLANDS/NATURAL BRIDGES-
INCLUDING THE CITIES OF...RANGELY...DINOSAUR...CRAIG...HAYDEN...
MEEKER...RIO BLANCO...COLUMBINE...TOPONAS...
STEAMBOAT SPRINGS AND VICINITY...GRAND JUNCTION...FRUITA...
PALISADE...RIFLE...SILT...PARACHUTE...MESA...GLENWOOD SPRINGS...
EAGLE...CARBONDALE...SKYWAY...ASPEN...VAIL...SNOWMASS...DELTA...
HOTCHKISS...MONTROSE...CRESTED BUTTE...TAYLOR PARK...MARBLE...
BUFORD...TRAPPERS LAKE...GUNNISON...CIMARRON...RIDGWAY...
GLADE PARK...OURAY...TELLURIDE...LAKE CITY...SILVERTON...RICO...
HESPERUS...GATEWAY...NUCLA...CORTEZ...DOVE CREEK...MANCOS...
DURANGO...BAYFIELD...IGNACIO...PAGOSA SPRINGS AND VICINITY...
BLANDING...BLUFF...MEXICAN HAT...MANILA...DUTCH JOHN...VERNAL...
JENSEN...BALLARD...FORT DUCHESNE...RANDLETT...MOAB...
CASTLE VALLEY...THOMPSON SPRINGS...MONTICELLO AND VICINITY
1047 AM MST THU NOV 20 2014

...STRONG WINTER STORM IS POSSIBLE THIS WEEKEND...

THE FIRST IN A SERIES OF PACIFIC WEATHER SYSTEMS WILL MOVE ACROSS
THE REGION TODAY FOLLOWED BY A SECOND DISTURBANCE PASSING TO THE
SOUTH ON FRIDAY. NO SIGNIFICANT SNOWFALL IS EXPECTED FROM THESE
TWO DISTURBANCES.

HOWEVER...A THIRD AND MUCH STRONGER PACIFIC STORM WILL ARRIVE
SATURDAY AND COULD BRING SIGNIFICANT MOUNTAIN SNOWFALL THROUGH THE
WEEKEND. THE VALLEYS OF WESTERN COLORADO AND EASTERN UTAH MAY ALSO
SEE SOME SNOW.

FOR ELEVATIONS ABOVE 9000 FEET IN THE NORTHWEST AND CENTRAL
MOUNTAINS OF WESTERN COLORADO...EARLY INDICATORS SUGGEST THAT MORE
THAN 12 INCHES OF SNOW COULD FALL WITHIN A 24-HOUR PERIOD SATURDAY
EVENING THROUGH SUNDAY NIGHT. FOR OTHER MOUNTAIN AREAS...6 TO 12
INCHES OF SNOW ARE POSSIBLE. CONSIDERABLE BLOWING AND DRIFTING
SNOW WILL ACCOMPANY THE HEAVY SNOWFALL POSSIBLY RESULTING IN NEAR
WHITEOUT CONDITIONS OVER THE MOUNTAIN PASSES.

PERIODS OF SNOW MAY CONTINUE FROM SUNDAY AFTERNOON THROUGH TUESDAY
AS FAVORABLE NORTHWESTERLY FLOW SETS UP. MORE SIGNIFICANT SNOWFALL
AND GUSTY WINDS ABOVE TIMBERLINE MAY CONTINUE.

ANYONE PLANNING TRAVEL OR OUTDOOR ACTIVITIES INTO THE HIGH COUNTRY
THIS WEEKEND AND EARLY NEXT WEEK SHOULD MONITOR THE LATEST FORECASTS.
BE PREPARED FOR SUDDEN CHANGES IN THE WEATHER...ESPECIALLY
SATURDAY AFTERNOON AND EVENING. VISIT WWW.WEATHER.GOV/GJT FOR THE
LATEST INFORMATION ON THIS DEVELOPING WINTER STORM.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
201 AM MST THU NOV 20 2014

WYZ001-012-013-023>025-202300-
JACKSON HOLE-SALT RIVER AND WYOMING RANGES-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN FOOTHILLS-
YELLOWSTONE NATIONAL PARK-
201 AM MST THU NOV 20 2014

...SIGNIFICANT SNOW EXPECTED ACROSS THE WESTERN MOUNTAINS
BEGINNING FRIDAY NIGHT AND LASTING THROUGH SUNDAY MORNING...

MOISTURE WILL BE ON THE INCREASE FROM THE EASTERN PACIFIC STARTING
TODAY...CONTINUING THROUGH SATURDAY NIGHT. LIGHT AREAS OF SNOW WILL
BEGIN TO FALL ACROSS THE MOUNTAINS OF WESTERN WYOMING STARTING
LATER TODAY...CONTINUING OFF AND ON THROUGH THE DAY FRIDAY. THE
MOUNTAINS WILL SEE BETWEEN ONE AND THREE INCHES OF SNOWFALL WITH
THIS INITIAL SYSTEM...WITH A TRACE TO AND INCH AT LOWER ELEVATIONS.
HOWEVER...AFTER MIDNIGHT FRIDAY...A MUCH STRONGER AND MORE MOISTURE
LADEN SYSTEM WILL RUN INTO THE WESTERN MOUNTAINS WITH PERIODS OF
MODERATE TO HEAVY SNOWFALL AT TIMES...LASTING THROUGH SATURDAY
NIGHT. HEAVIEST SNOWFALL IS CURRENTLY EXPECTED BETWEEN MID DAY
AND MIDNIGHT ON SATURDAY BEFORE TAPERING OFF TO LIGHT SNOW SHOWERS
BY SUNDAY MORNING. THE MOUNTAINS WILL LIKELY SEE 8 TO 12 INCHES OF
NEW SNOWFALL WITH THIS SECOND SYSTEM THROUGH SUNDAY MORNING...WITH
THE STAR AND JACKSON VALLEYS RECEIVING BETWEEN 3 AND 6 INCHES.
ADDITIONALLY...AS WINDS OF 10 TO 25 MPH COME AROUND TO THE WEST
TO SOUTHWEST WITH THIS SYSTEM...FAVORED WINDWARD SLOPES WILL SEE
AS MUCH AS 14 INCHES OF THE WHITE STUFF OVER THE SAME PERIOD OF
TIME.

ALL TRAVELERS AND OUTDOOR ENTHUSIASTS SHOULD BE PREPARED
FOR THIS SNOW EVENT ALONG WITH THE POSSIBILITY OF DELAYED
TRAVEL...PARTICULARLY OVER THE REGION`S MOUNTAIN PASSES. PLEASE
CHECK BACK WITH THE NATIONAL WEATHER SERVICE IN RIVERTON THROUGH THE
REST OF THE WEEK FOR FUTURE FORECASTS AND STATEMENTS CONCERNING
THE THIS EVENT.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
201 AM MST THU NOV 20 2014

WYZ002-014-015-202300-
ABSAROKA MOUNTAINS-WIND RIVER MOUNTAINS EAST-
WIND RIVER MOUNTAINS WEST-
201 AM MST THU NOV 20 2014

...SIGNIFICANT WINTER WEATHER EXPECTED ACROSS THE CENTRAL AND
NORTHERN MOUNTAINS BEGINNING FRIDAY NIGHT AND LASTING THROUGH SUNDAY
MORNING...

MOISTURE WILL BE ON THE INCREASE FROM THE EASTERN PACIFIC STARTING
TODAY...CONTINUING THROUGH SATURDAY NIGHT. LIGHT AREAS OF SNOW WILL
BEGIN TO FALL ACROSS THE HIGHER MOUNTAINS CENTRAL AND NORTHERN
WYOMING STARTING LATER TODAY...CONTINUING OFF AND ON THROUGH THE DAY
FRIDAY. THE MOUNTAINS WILL SEE FROM A HALF INCH TO TWO INCHES OF
SNOWFALL THROUGH THE DAY ON FRIDAY FROM THIS INITIAL SYSTEM.
HOWEVER...AFTER MIDNIGHT FRIDAY...A MUCH STRONGER AND MORE MOISTURE
LADEN SYSTEM WILL RUN INTO THE MOUNTAINS WITH PERIODS OF LIGHT TO
MODERATE SNOWFALL...LASTING THROUGH SATURDAY NIGHT. HEAVIEST SNOWFALL
IS CURRENTLY EXPECTED BETWEEN MID AFTERNOON AND MIDNIGHT ON SATURDAY
BEFORE TAPERING OFF TO LIGHT SNOW SHOWERS BY SUNDAY MORNING.
ADDITIONALLY...WEST TO SOUTHWEST WINDS WILL INCREASE RAPIDLY
OVERNIGHT FRIDAY AND THROUGH THE DAY ON SATURDAY...BLOWING 40 TO 50
MPH WITH GUSTS BETWEEN 60 AND 70 MPH AT TIMES. WITH THE MOUNTAINS
LIKELY TO SEE 5 TO 10 INCHES OF NEW SNOWFALL BY SUNDAY MORNING...THE
COMBINATION OF BOTH SNOW AND WIND MAY CAUSE SIGNIFICANT DRIFTING
ALONG WITH MUCH REDUCED VISIBILITIES.

ALL TRAVELERS AND OUTDOOR ENTHUSIASTS SHOULD BE PREPARED
FOR THIS SNOW AND WIND EVENT ALONG WITH THE POSSIBILITY OF DELAYED
TRAVEL...PARTICULARLY OVER THE REGION`S MOUNTAIN PASSES. PLEASE
CHECK BACK WITH THE NATIONAL WEATHER SERVICE IN RIVERTON THROUGH THE
REST OF THE WEEK FOR FUTURE FORECASTS AND STATEMENTS CONCERNING
THE THIS EVENT.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
201 AM MST THU NOV 20 2014

WYZ019-020-022-202300-
CASPER MOUNTAIN-GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
201 AM MST THU NOV 20 2014

...INCREASING STRONG WINDS WILL INTRODUCE A CHANGE IN THE WEATHER
ACROSS PORTIONS OF NORTHEASTERN SWEETWATER COUNTY...SOUTHEASTERN
FREMONT COUNTY...AND MOST OF NATRONA COUNTY BEGINNING SATURDAY
MORNING AND LASTING THROUGH SUNDAY MORNING...

SATURDAY...SOUTHWEST WINDS WILL INCREASE THROUGH THE DAY ON
SATURDAY...BLOWING 25 TO 40 MPH WITH GUSTS BETWEEN 40 AND 55 MPH AT
TIMES. WINDS ATOP THE CASPER MOUNTAIN AREA MAY GUST AS HIGH
AS 60 TO 70 MPH. ADDITIONALLY...LIGHT SNOWFALL WILL DEVELOP LATE IN
THE DAY ON SATURDAY LASTING THROUGH THE EVENING PERIOD WITH THE AREA
LIKELY TO SEE A TRACE TO A COUPLE OF INCHES OF NEW SNOWFALL BY SUNDAY
MORNING. THE COMBINATION OF SNOW AND WIND MAY CAUSE SOME
PERIODS OF REDUCED VISIBILITIES AND SLICK ROADS.

ALL TRAVELERS AND OTHER OUTDOOR ENTHUSIASTS SHOULD BE PREPARED FOR
THIS WIND AND WINTER WEATHER EVENT...WITH THE POSSIBILITY OF
DELAYED TRAVEL AT TIMES. PLEASE CHECK BACK WITH THE NATIONAL WEATHER
SERVICE IN RIVERTON THROUGH THE REST OF THE WEEK FOR FUTURE FORECASTS
AND STATEMENTS CONCERNING THE THIS EVENT.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
201 AM MST THU NOV 20 2014

WYZ026>030-202300-
EAST SWEETWATER COUNTY-FLAMING GORGE-ROCK SPRINGS AND GREEN RIVER-
SOUTH LINCOLN COUNTY-UPPER GREEN RIVER BASIN-
201 AM MST THU NOV 20 2014

...SIGNIFICANT CHANGE IN THE WEATHER EXPECTED ACROSS SOUTHWEST AND
SOUTHERN WYOMING BEGINNING SATURDAY MORNING AND LASTING THROUGH
SUNDAY MORNING...

SATURDAY...MOISTURE FROM THE EASTERN PACIFIC WILL MAKE ITS WAY INTO
THE REGION WITH PERIODS OF LIGHT TO MODERATE SNOWFALL INCREASING
THROUGH DAY...LASTING THROUGH SATURDAY NIGHT. HEAVIEST SNOWFALL IS
CURRENTLY EXPECTED BETWEEN MID AFTERNOON AND MIDNIGHT ON SATURDAY
BEFORE TAPERING OFF TO LIGHT SNOW SHOWERS BY SUNDAY MORNING.
ADDITIONALLY...WEST TO SOUTHWEST WINDS WILL INCREASE THROUGH THE
DAY ON SATURDAY...BLOWING 15 TO 25 MPH WITH GUSTS BETWEEN 25 AND
35 MPH AT TIMES. WITH THE AREA LIKELY TO SEE 1 TO 4 INCHES OF NEW
SNOWFALL BY SUNDAY MORNING...THE COMBINATION OF BOTH SNOW AND WIND
MAY CAUSE SOME MINOR DRIFTING ALONG WITH REDUCED VISIBILITIES.

ALL TRAVELERS ALONG THE I80 CORRIDOR AND OTHER OUTDOOR ENTHUSIASTS
SHOULD BE PREPARED FOR THIS WINTER WEATHER EVENT ALONG WITH THE
POSSIBILITY FOR DELAYED TRAVEL. PLEASE CHECK BACK WITH
THE NATIONAL WEATHER SERVICE IN RIVERTON THROUGH THE REST OF THE WEEK
FOR FUTURE FORECASTS AND STATEMENTS CONCERNING THE THIS EVENT.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
201 AM MST THU NOV 20 2014

WYZ008-009-202300-
BIGHORN MOUNTAINS SOUTHEAST-BIGHORN MOUNTAINS WEST-
201 AM MST THU NOV 20 2014

...SIGNIFICANT SNOW EXPECTED ACROSS THE BIGHORN MOUNTAINS
BEGINNING SATURDAY AND LASTING THROUGH SUNDAY MORNING...

SATURDAY...MOISTURE FROM THE EASTERN PACIFIC WILL MAKE ITS WAY INTO
THE REGION WITH PERIODS OF LIGHT TO MODERATE SNOWFALL INCREASING
THROUGH DAY...LASTING THROUGH SATURDAY NIGHT. HEAVIEST SNOWFALL IS
CURRENTLY EXPECTED BETWEEN MID AFTERNOON SATURDAY AND SUNDAY MORNING
BEFORE TAPERING OFF TO LIGHT SNOW SHOWERS LATER SUNDAY MORNING.
THE AREA LIKELY TO SEE WIDESPREAD 4 TO 8 INCHES OF NEW
SNOWFALL BY SUNDAY MORNING.

ALL TRAVELERS AND OTHER OUTDOOR ENTHUSIASTS SHOULD BE PREPARED FOR
THIS WINTER WEATHER EVENT ALONG WITH THE POSSIBILITY FOR DELAYED
TRAVEL...ESPECIALLY OVER THE MOUNTAIN PASSES. PLEASE CHECK BACK WITH
THE NATIONAL WEATHER SERVICE IN RIVERTON THROUGH THE REST OF THE WEEK
FOR FUTURE FORECASTS AND STATEMENTS CONCERNING THE THIS EVENT.

$$

JB


Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
126 PM MST THU NOV 20 2014

MTZ028-040-041-056-063>068-212030-
SOUTHERN WHEATLAND-NORTHERN PARK-NORTHERN SWEET GRASS-
RED LODGE FOOTHILLS-JUDITH GAP-PARADISE VALLEY-LIVINGSTON AREA-
BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS-CRAZY MOUNTAINS-
126 PM MST THU NOV 20 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MONTANA
AND SOUTH CENTRAL MONTANA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER THIS AFTERNOON
AND TONIGHT IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

STRONG SOUTHWEST WINDS GUSTING TO AROUND 65 MPH ARE POSSIBLE IN
THE LIVINGSTON AND NYE AREAS FRIDAY NIGHT AND SATURDAY. STRONG
CROSSWINDS COULD THUS OCCUR ALONG PORTIONS OF INTERSTATE 90.

WIND GUSTS TO 50 MPH IN THE AREAS AROUND HARLOWTON AND BIG TIMBER
WILL ALSO BE POSSIBLE DURING THE DAY ON SATURDAY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
545 AM MST THU NOV 20 2014

COZ001>014-017>023-UTZ022>025-027>029-211245-
LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN-
ROAN AND TAVAPUTS PLATEAUS-ELKHEAD AND PARK MOUNTAINS-
UPPER YAMPA RIVER BASIN-GRAND VALLEY-DEBEQUE TO SILT CORRIDOR-
CENTRAL COLORADO RIVER BASIN-GRAND AND BATTLEMENT MESAS-
GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS-
CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN-
WEST ELK AND SAWATCH MOUNTAINS-FLATTOPS-
UPPER GUNNISON RIVER VALLEY-UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE-
NORTHWEST SAN JUAN MOUNTAINS-SOUTHWEST SAN JUAN MOUNTAINS-
PARADOX VALLEY/LOWER DOLORES RIVER-
FOUR CORNERS/UPPER DOLORES RIVER-ANIMAS RIVER BASIN-
SAN JUAN RIVER BASIN-SOUTHEAST UTAH-EASTERN UINTA MOUNTAINS-
EASTERN UINTA BASIN-TAVAPUTS PLATEAU-ARCHES/GRAND FLAT-
LA SAL AND ABAJO MOUNTAINS-CANYONLANDS/NATURAL BRIDGES-
545 AM MST THU NOV 20 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN UTAH AND WESTERN
COLORADO.

.DAY ONE...TODAY AND TONIGHT

THERE WILL BE A SLIGHT CHANCE OF SNOW OVER THE WESTERN COLORADO
MOUNTAINS THIS AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FRIDAY...THERE WILL BE A SLIGHT CHANCE OF SNOW OVER THE WESTERN
COLORADO MOUNTAINS.

SATURDAY THROUGH TUESDAY...STRONGER STORM SYSTEMS ARE EXPECTED TO
MOVE ACROSS THE REGION THIS WEEKEND. THIS BRINGS A CHANCE OF SNOW
TO ALL MOUNTAIN AREAS ON SATURDAY WITH THE THREAT OF MOUNTAIN
SNOW INCREASING SATURDAY NIGHT INTO SUNDAY. MORE SNOW IS POSSIBLE
ON MONDAY AND TUESDAY. SIGNIFICANT SNOW ACCUMULATIONS ARE POSSIBLE
AND TRAVEL OVER MOUNTAIN PASSES COULD BE AFFECTED. HIGHER VALLEYS
STAND A CHANCE OF RECEIVING ACCUMULATING SNOWFALL AS WELL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$

EH/TGJT

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
410 AM MST THU NOV 20 2014

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-211400-
BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON-
HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK-
NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS-
NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY-
SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS-
SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP-
WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH-
410 AM MST (510 AM CST) THU NOV 20 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

AREAS OF FOG ACROSS FAR WESTERN SOUTH DAKOTA WILL REDUCE
VISIBILITIES TO LESS THAN ONE HALF MILE IN SOME PLACES EARLY THIS
MORNING. THE FOG WILL DISSIPATE AROUND MID MORNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE