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SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
327 PM MST THU DEC 18 2014

NEZ002-003-019>021-054-055-095-096-WYZ101>119-191300-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
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...DOUGLAS...GLENROCK...LUSK...MUDDY GAP...
MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...TORRINGTON...RAWLINS...SINCLAIR...HANNA...ARLINGTON...
ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT...
RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...
VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...
WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
327 PM MST THU DEC 18 2014

...LIGHT TO MODERATE SNOWFALL EVENT INCREASINGLY LIKELY FOR
CHRISTMAS EVE AND CHRISTMAS DAY ACROSS SOUTHEAST WYOMING AND
WESTERN NEBRASKA...

FOR THE SNOWY...SIERRA MADRE AND LIKELY OVER THE NORTHERN LARAMIE
RANGE...A LONG DURATION HEAVY SNOWFALL EVENT IS LOOKING
INCREASINGLY LIKELY FOR SUNDAY THROUGH TUESDAY...WITH POSSIBLE
SNOWFALL AMOUNTS OVER THESE MOUNTAINS OF 15 TO 30 INCHES IN THE
LONG DURATION SNOWFALL EVENT.

FOR CHRISTMAS EVE...AND CHRISTMAS DAY...THE MODELS ARE NOW COMING
INTO AGREEMENT FOR A POSSIBLE 12 TO 24 HOUR SNOWFALL EVENT ACROSS
MUCH OF SOUTHEAST WYOMING AND TO A LESSER EXTENT OVER WESTERN
NEBRASKA.

OVER CHRISTMAS EVE AND CHRISTMAS DAY...A WELL PRONOUNCED
DISTURBANCE ALOFT WILL MOVE ACROSS OUR REGION...WITH A BAND OF
LIGHT TO MODERATE SNOW LIKELY SETTING UP SOMEWHERE OVER SOUTHERN
WYOMING AND NORTHERN COLORADO...ALTHOUGH THE HEAVIEST SNOWFALL IS
QUITE UNCERTAIN AT THIS TIME...SIX TO SEVEN DAYS AWAY.

WHILE UNCERTAINTY A WEEK AWAY IS STILL GREAT WITH MODEL
UNCERTAINTY...LOWER ELEVATIONS COULD POSSIBLY RECEIVE 1 TO 4
INCHES OF SNOW...WITH 5 TO 10 INCHES OF SNOW OVER THE MOUNTAINS ON
CHRISTMAS EVE AND CHRISTMAS DAY.

WE WILL CONTINUE TO MONITOR THE POSSIBLE SNOWFALL EVENT CLOSELY
OVER THE MOUNTAINS SUNDAY THROUGH TUESDAY...AS WELL AS OVER
MUCH OF SOUTHEAST WYOMING FOR CHRISTMAS EVE AND CHRISTMAS DAY...
SO PLEASE CONTINUE TO MONITOR MEDIA SOURCES...INCLUDING YOUR
NATIONAL WEATHER SERVICE CHEYENNE WEBSITE...AND FACEBOOK AND
TWITTER PAGES.

$$

RUBIN

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
437 PM EST THU DEC 18 2014

MIZ060>063-068>070-075-076-190100-
SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-
WASHTENAW-WAYNE-
INCLUDING THE CITIES OF...OWOSSO...FLINT...LAPEER...PORT HURON...
HOWELL...PONTIAC...WARREN...ANN ARBOR...DETROIT
437 PM EST THU DEC 18 2014

...FREEZING DRIZZLE TO BRING SOME SLICK SPOTS THIS EVENING...

PATCHES OF LIGHT FREEZING DRIZZLE WILL CONTINUE TO DEVELOP ACROSS
THE AREA THROUGH THIS EVENING. ROADWAYS WHERE TEMPERATURES ARE
BELOW FREEZING WILL BE SUSCEPTIBLE TO VERY LIGHT ICING...RESULTING
IN SLIPPERY CONDITIONS. BRIDGES AND OVERPASSES WILL BE MOST
VULNERABLE THROUGH THE EVENING COMMUTE.  USE CAUTION WHEN
TRAVELING AND REMAIN ALERT FOR POSSIBLE SLICK SPOTS.

$$

MR

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
419 PM EST THU DEC 18 2014

MIZ050>052-056>059-064>067-071>074-182330-
MUSKEGON-MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-
EATON-INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...MUSKEGON...GREENVILLE...ALMA...JENISON...
GRAND RAPIDS...IONIA...ST. JOHNS...HOLLAND...HASTINGS...CHARLOTTE...
LANSING...SOUTH HAVEN...KALAMAZOO...BATTLE CREEK...JACKSON
419 PM EST THU DEC 18 2014

...THE EVENING COMMUTE COULD BE SLICK...

PATCHES OF LIGHT FREEZING DRIZZLE...POSSIBLY COMBINED WITH
SNOW... WILL RESULT IN ICY ROADS IN SOME SPOTS...PARTICULARLY NEAR
BRIDGES AND OVERPASSES. BARRY COUNTY ROAD COMMISSION REPORTED SOME
SLICK CONDITIONS.  AREAS AROUND AND SOUTH OF INTERSTATE 96 WILL BE
THE MOST LIKELY TO BE IMPACTED.

BE ALERT FOR POSSIBLE ICY PATCHES ON THE ROADWAYS INTO THIS EVENING.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
248 PM CST THU DEC 18 2014

SDZ004>011-190200-
CAMPBELL-MCPHERSON-BROWN-MARSHALL-ROBERTS-WALWORTH-EDMUNDS-DAY-
INCLUDING THE CITIES OF...HERREID...EUREKA...ABERDEEN...BRITTON...
SISSETON...MOBRIDGE...IPSWICH...WEBSTER
248 PM CST THU DEC 18 2014

PATCHY FREEZING DRIZZLE IS POSSIBLE THROUGH THIS EVENING. VERY
LITTLE ICE ACCUMULATION IS EXPECTED...HOWEVER THERE MAY BE ICY
SPOTS ON ROADS AND SIDEWALKS AFTER SUNSET. MOTORISTS ARE URGED
TO USE CAUTION WHEN TRAVELING.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
334 PM EST THU DEC 18 2014

NYZ009-015>018-022>025-036-037-044>046-055>057-062-PAZ038>040-
190245-
NORTHERN ONEIDA-YATES-SENECA-SOUTHERN CAYUGA-ONONDAGA-STEUBEN-
SCHUYLER-CHEMUNG-TOMPKINS-MADISON-SOUTHERN ONEIDA-CORTLAND-
CHENANGO-OTSEGO-TIOGA-BROOME-DELAWARE-SULLIVAN-BRADFORD-
SUSQUEHANNA-NORTHERN WAYNE-
INCLUDING THE CITIES OF...BOONVILLE...PENN YAN...SENECA FALLS...
AUBURN...SYRACUSE...CORNING...HORNELL...WATKINS GLEN...ELMIRA...
ITHACA...ONEIDA...UTICA...ROME...CORTLAND...NORWICH...ONEONTA...
COOPERSTOWN...OWEGO...BINGHAMTON...WALTON...DELHI...MONTICELLO...
TOWANDA...SAYRE...MONTROSE
334 PM EST THU DEC 18 2014

...PATCHY FREEZING DRIZZLE POSSIBLE INTO TONIGHT...

LIGHT SNOW SHOWERS AND FLURRIES WILL MIX WITH...AND CHANGE TO
FREEZING DRIZZLE AT TIMES INTO TONIGHT. SOME VALLEY LOCATIONS WILL
SEE JUST PLAIN DRIZZLE INTO THIS EVENING AS TEMPERATURES WILL BE
ABOVE FREEZING. LATER TONIGHT MOST LOCATIONS WILL BE AT OR BELOW
FREEZING SO ANY DRIZZLE THAT FALLS WILL LIKELY FREEZE ON CONTACT
WITH THE GROUND.

IF YOU ARE TRAVELING THROUGH CENTRAL NEW YORK...THE WESTERN
CATSKILLS OR THE NORTHERN TIER COUNTIES OF PENNSYLVANIA WATCH OUT
FOR SLIPPERY SPOTS ON ROADWAYS ESPECIALLY THIS EVENING AND TONIGHT.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATEST
UPDATES ON THIS SITUATION. YOU COULD ALSO VISIT OUR WEBSITE AT
HTTP://WEATHER.GOV/BGM

$$
DJN

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
559 AM MST THU DEC 18 2014

IDZ017>025-031-032-191300-
EASTERN MAGIC VALLEY-SAWTOOTH MOUNTAINS-UPPER SNAKE HIGHLANDS-
UPPER SNAKE RIVER PLAIN-LOWER SNAKE RIVER PLAIN-
SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
CACHE VALLEY/IDAHO PORTION-WASATCH MOUNTAINS/IDAHO PORTION-
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
INCLUDING THE CITIES OF...BURLEY...RUPERT...SHOSHONE...CAREY...
STANLEY...CLAYTON...DRIGGS...DUBOIS...ISLAND PARK...ST. ANTHONY...
EDIE SCHOOL...IDAHO FALLS...REXBURG...RIGBY...POCATELLO...
BLACKFOOT...FORT HALL...AMERICAN FALLS...MALAD CITY...OAKLEY...
ROCKLAND...DOWNEY...LAVA HOT SPRINGS...SODA SPRINGS...WAYAN...
PRESTON...DAYTON...MONTPELIER...GEORGETOWN...PARIS...HAILEY...
KETCHUM...SUN VALLEY...BELLEVUE...ARCO...CHALLIS...MACKAY
559 AM MST THU DEC 18 2014

...HEAVY SNOW POSSIBLE IN THE MOUNTAINS OF SOUTHEAST IDAHO
SATURDAY THROUGH MONDAY...

A PATTERN OF RATHER MOIST WESTERLY WINDS OFF THE PACIFIC IS
EXPECTED TO DEVELOP ACROSS SOUTHEAST IDAHO THIS WEEKEND AND MAY
BRING SOME HEAVY SNOW ACCUMULATION TO THE MOUNTAIN AREAS. THERE
IS ALSO POTENTIAL FOR SOME STRONG WINDS OVER THE MOUNTAINS TOPS TO
DEVELOP BY SUNDAY THAT COULD CREATE SOME HAZARDOUS BLOWING AND
DRIFTING CONDITIONS. THIS IS A DEVELOPING SITUATION AND
IMPLICATIONS FOR THE LOWER VALLEYS AND INTERSTATES IS UNCERTAIN AT
THIS TIME ALTHOUGH RAIN IS MAINLY EXPECTED IN THE SNAKE RIVER PLAIN.
IF YOU ARE PLANNING ON TRAVEL THAT WILL INCLUDE MOUNTAIN PASSES
THIS WEEKEND...STAY INFORMED ON THE LATEST WEATHER FORECASTS.


$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
534 AM MST THU DEC 18 2014

WYZ001-012-013-024-190000-
JACKSON HOLE-SALT RIVER AND WYOMING RANGES-
TETON AND GROS VENTRE MOUNTAINS-YELLOWSTONE NATIONAL PARK-
534 AM MST THU DEC 18 2014

...MAJOR WINTER STORM POSSIBLE LATE SATURDAY NIGHT THROUGH MONDAY
MORNING...

A STORM SYSTEM OVER THE WESTERN PACIFIC IS EXPECTED TO TAKE AIM ON
WESTERN WYOMING LATE IN THE WEEKEND WITH THE POTENTIAL FOR
SIGNIFICANT SNOWFALL AND WIND. SNOW IS EXPECTED TO START SATURDAY
NIGHT AND POTENTIALLY BECOME HEAVY EARLY SUNDAY AND CONTINUE
THROUGH MONDAY MORNING. SNOWFALL AMOUNTS OF 1 TO 2 FEET ARE POSSIBLE
IN THE MOUNTAINS WITH 6 TO 12 INCHES ACROSS THE JACKSON VALLEY AND
LOWER ELEVATIONS OF YELLOWSTONE NATIONAL PARK. TEMPERATURES WILL
WARM DURING THIS STORM WITH SOME POTENTIAL THAT THE LOWEST PARTS OF
THE JACKSON VALLEY COULD SEE A RAIN SNOW MIXTURE LATE SUNDAY INTO
SUNDAY NIGHT. WINDS WILL ALSO BE ON THE INCREASE DURING THIS STORM
WITH WEST WIND OF 30 TO 40 MPH WITH GUSTS TO 60 MPH IN THE
MOUNTAINS ALONG WITH 20 TO 30 MPH WIND WITH GUSTS TO 40 MPH ACROSS
THE LOWER ELEVATIONS.

STAY TUNED TO FUTURE STATEMENTS AND POTENTIAL WINTER HIGHLIGHTS.
PREPARE NOW IF YOU PLAN ON TRAVELLING ACROSS WESTERN WYOMING THIS
WEEKEND OR EARLY NEXT WEEK.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
534 AM MST THU DEC 18 2014

WYZ014-025-190000-
UPPER GREEN RIVER BASIN FOOTHILLS-WIND RIVER MOUNTAINS WEST-
534 AM MST THU DEC 18 2014

...MAJOR WINTER STORM POSSIBLE SUNDAY THROUGH MONDAY...

A STORM SYSTEM OVER THE WESTERN PACIFIC IS EXPECTED TO TAKE AIM ON
THE UPPER GREEN RIVER BASIN FOOTHILLS AND WEST SIDE OF THE WIND
RIVER MOUNTAINS SUNDAY THROUGH MONDAY. THE POTENTIAL FOR SIGNIFICANT
SNOWFALL AND WIND IS PROBABLE. SNOW IS EXPECTED TO START LATE
SATURDAY NIGHT AND THEN IT MAY INTENSIFY SUNDAY AND CONTINUE
THROUGH MUCH OF THE DAY MONDAY. SNOWFALL AMOUNTS OVER A FOOT ARE
POSSIBLE ON THE WEST SIDE OF THE WIND RIVER MOUNTAINS...ESPECIALLY
ACROSS THE NORTHWEST HALF WITH 5 TO 10 INCHES OF SNOW POSSIBLE
ACROSS THE LOWER ELEVATIONS FROM PINEDALE TO BONDURANT. THE
HEAVIEST AMOUNTS WILL BE TOWARDS CORA AND BONDURANT.

STAY TUNED TO FUTURE STATEMENTS AND POTENTIAL WINTER HIGHLIGHTS.
PREPARE NOW IF YOU PLAN ON TRAVELLING ACROSS WESTERN WYOMING THIS
WEEKEND OR EARLY NEXT WEEK.

$$

SKRBAC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SACRAMENTO CA
433 AM PST THU DEC 18 2014

CAZ068-069-190045-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
433 AM PST THU DEC 18 2014

...ANOTHER ROUND OF LIGHT SNOW EXPECTED OVER THE SIERRA CASCADE
RANGE FRIDAY...

A PACIFIC COLD FRONT OVER THE EASTERN PACIFIC IS FORECAST TO MOVE
INTO NORTHWEST CALIFORNIA LATE THURSDAY NIGHT AND EARLY FRIDAY. BY
MID MORNING FRIDAY...LIGHT SNOWFALL IS FORECAST TO BEGIN OVER THE
WEST SLOPES OF THE SIERRA CASCADE RANGE AT ELEVATIONS ABOVE AROUND
5000 FEET. A BRIEF PERIOD OF HEAVIER SNOWFALL IS POSSIBLE DURING
THE AFTERNOON AND EARLY EVENING HOURS. THIS IS NOT A PARTICULARLY
MOIST SYSTEM AND SNOWFALL WILL LIKELY BE LIMITED. AT SNOW
LEVELS...ONLY ABOUT 3 TO 4 INCHES OF SNOW IS EXPECTED BETWEEN
FRIDAY MORNING AND EVENING. THIS AMOUNT OF SNOW IS ONLY LIKELY TO
CREATE MINOR TRAVEL DIFFICULTIES SUCH AS SLICK ROADS OR BRIEF
CHAIN REQUIREMENTS. THE HIGHEST ELEVATIONS COULD SEE UP TO 9
INCHES OF ADDITIONAL NEW SNOWFALL.

IF PLANNING TRAVEL INTO THE SIERRA CASCADES FROM FRIDAY MORNING
THROUGH EVENING...PREPARE ACCORDINGLY FOR PERIODS OF SNOW AND
POSSIBLE DELAYS. THE SNOWFALL SHOULD GENERALLY END BY EARLY
SATURDAY MORNING.


$$
MCS

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
508 AM MST THU DEC 18 2014

COZ001>014-017>023-UTZ022>025-027>029-190015-
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
508 AM MST THU DEC 18 2014

...SIGNIFICANT MOUNTAIN SNOWFALL POSSIBLE SUNDAY AFTERNOON THROUGH
TUESDAY NIGHT...WITH ANOTHER STORM POSSIBLE ON CHRISTMAS DAY...

INCLEMENT WEATHER WILL BE HANGING AROUND EASTERN UTAH AND WESTERN
COLORADO FOR AT LEAST ANOTHER WEEK AS A SERIES OF PACIFIC STORMS
MOVE THROUGH THE REGION. WEAK WAVES OF ENERGY WILL BRING SOME
LIGHT SNOW TO THE MOUNTAINS THROUGH THE END OF THIS WEEK WITH A
BRIEF BREAK ARRIVING SATURDAY AFTERNOON INTO SUNDAY MORNING.

BY SUNDAY AFTERNOON...UPPER LEVEL WINDS WILL BE SWINGING AROUND
TO THE NORTHWEST SENDING A SERIES OF VERY MOIST DISTURBANCES INTO
THE NORTHERN AND CENTRAL MOUNTAINS OF WESTERN COLORADO. THIS
FAVORABLE WIND FLOW COMBINED WITH THE PACIFIC MOISTURE MAY RESULT
IN A PROLONGED PERIOD OF MODERATE TO HEAVY SNOWFALL FROM VAIL PASS
NORTHWARD TO THE WYOMING STATE LINE NEAR STEAMBOAT SPRINGS. EARLY
INDICATIONS SUGGEST WELL OVER A FOOT OF NEW SNOW WILL BE POSSIBLE
BETWEEN SUNDAY AFTERNOON AND LATE TUESDAY EVENING.

LONG RANGE COMPUTER MODELS ARE SUGGESTING ANOTHER STORM WILL PASS
THROUGH THE REGION CHRISTMAS EVE OR ON CHRISTMAS DAY. THIS SYSTEM
WILL HAVE THE POTENTIAL TO BRING SNOW TO EVEN THE LOWER VALLEYS
OF EASTERN UTAH AND WESTERN COLORADO.

WITH HEAVY HOLIDAY TRAVEL ANTICIPATED...THE IMPACT FROM ANY
SNOWFALL LATE THIS WEEKEND THROUGH CHRISTMAS DAY MAY RESULT IN
SIGNIFICANT DELAYS. PLAN AHEAD AND CHECK THE LATEST FORECAST
BEFORE TRAVELING ACROSS EASTERN UTAH AND WESTERN COLORADO.

$$

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORTLAND OR
235 PM PST WED DEC 17 2014

ORZ001>008-010>016-WAZ019>022-039-040-045-046-182300-
NORTH OREGON COAST-CENTRAL OREGON COAST-
COAST RANGE OF NORTHWEST OREGON-
CENTRAL COAST RANGE OF WESTERN OREGON-LOWER COLUMBIA-
GREATER PORTLAND METRO AREA-CENTRAL WILLAMETTE VALLEY-
SOUTH WILLAMETTE VALLEY-NORTHERN OREGON CASCADE FOOTHILLS-
NORTHERN OREGON CASCADES-CASCADE FOOTHILLS IN LANE COUNTY-
CASCADES IN LANE COUNTY-UPPER HOOD RIVER VALLEY-
WESTERN COLUMBIA RIVER GORGE-CENTRAL COLUMBIA RIVER GORGE-
SOUTH WASHINGTON CASCADES-WILLAPA HILLS-SOUTH WASHINGTON COAST-I-
5 CORRIDOR IN COWLITZ COUNTY-GREATER VANCOUVER AREA-
SOUTH WASHINGTON CASCADE FOOTHILLS-
INCLUDING THE CITIES OF...ASTORIA...CANNON BEACH...TILLAMOOK...
LINCOLN CITY...NEWPORT...YACHATS...FLORENCE...VERNONIA...JEWELL...
SUNSET SUMMIT...LEES CAMP...TRASK...GRANDE RONDE...BURNT WOODS...
TIDEWATER...SWISSHOME...VENETA...ST. HELENS...CLATSKANIE...
HILLSBORO...PORTLAND...WILSONVILLE...OREGON CITY...GRESHAM...
SALEM...MCMINNVILLE...WOODBURN...STAYTON...DALLAS...EUGENE...
SPRINGFIELD...CORVALLIS...ALBANY...SANDY...ESTACADA...
SILVER FALLS STATE PARK...SWEET HOME...GOVERNMENT CAMP...
DETROIT...SANTIAM PASS...VIDA...JASPER...LOWELL...COTTAGE GROVE...
MCKENZIE PASS...MCKENZIE BRIDGE...OAKRIDGE...WILLAMETTE PASS...
PARKDALE...ODELL...CORBETT...ROOSTER ROCK...MULTNOMAH FALLS...
CASCADE LOCKS...HOOD RIVER...COLDWATER RIDGE VISITORS CENTER...
MOUNT ST. HELENS...WIND RIVER VALLEY...WILLAPA...FRANCES...
ELK MOUNTAIN...RYDERWOOD...RAYMOND...LONG BEACH...OCEAN PARK...
NASELLE...CATHLAMET...LONGVIEW...KELSO...CASTLE ROCK...
VANCOUVER...BATTLE GROUND...RIDGEFIELD...WASHOUGAL...YACOLT...
AMBOY...TOUTLE...ARIEL...LAKE MERWIN...YALE LAKE...COUGAR...
CARSON...STEVENSON...UNDERWOOD
235 PM PST WED DEC 17 2014

...POTENTIAL FOR FLOODING SATURDAY NIGHT THROUGH MONDAY FOR
NORTHWEST OREGON AND SOUTHWEST WASHINGTON RIVERS...

A STORM SYSTEM DEVELOPING OVER THE PACIFIC IS EXPECTED TO BRING
HEAVY RAIN TO THE PACIFIC NORTHWEST SATURDAY EVENING THROUGH
SUNDAY. AS OF NOW...IT LOOKS LIKE THE HEAVIEST RAIN WILL BE IN
THE NORTH OREGON COAST RANGE AND THE NORTH OREGON AND SOUTH
WASHINGTON CASCADES...BUT THIS FORECAST IS UNCERTAIN.
METEOROLOGISTS WILL BE KEEPING A CLOSE EYE ON THE DEVELOPMENT OF
THIS STORM. THIS IS A CLASSIC ATMOSPHERIC RIVER EVENT THAT COULD
PRODUCE SOME AREAS OF VERY HEAVY RAIN.

RAINFALL AMOUNTS ARE CURRENTLY PROJECTED AS 5 TO 8 INCHES FOR THE
COAST...COAST RANGE AND CASCADES...WITH 2 TO 5 INCHES FOR VALLEY
LOCATIONS. SNOW LEVELS WILL BE HIGH...WELL ABOVE PASS LEVEL...FOR
MOST OF THIS EVENT. IF WE GET THESE AMOUNTS OF RAIN OR MORE...
THERE WILL LIKELY BE FLOODING ON AREA RIVERS AND CREEKS SATURDAY
NIGHT THROUGH MONDAY.

STAY UP TO DATE WITH THE LATEST NWS FORECASTS AT
WEATHER.GOV/PORTLAND OR MOBILE.WEATHER.GOV.

$$

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