THE WEATHER PREDICTION CENTER
COLLEGE PARK, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 10 FOR PACIFIC NORTHWEST AND NORTHERN
CALIFORNIA HEAVY RAINFALL
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
100 PM PST THU DEC 10 2015
...LIGHT TO MODERATE AND HEAVY RAIN CONTINUES ACROSS PARTS OF THE
NORTHWESTERN U.S. TODAY AND TOMORROW...
HIGH WIND WARNINGS AND WIND ADVISORIES ARE IN EFFECT FOR PORTIONS
OF COASTAL WASHINGTON AND OREGON...AND THE CENTRAL GREAT BASIN
STATES.
WINTER STORM WARNINGS ARE IN EFFECT FOR THE SIERRA NEVADA RANGE IN
CALIFORNIA. THERE ARE ALSO WINTER WEATHER ADVISORIES ARE IN EFFECT
FOR THE WASHINGTON CASCADES...AND THE HIGHER TERRAIN OF THE
INTERMOUNTAIN WEST.
SCATTERED AREAS OF FLOOD WATCHES...WARNINGS...AND ADVISORIES
CONTINUE ACROSS PORTIONS OF WESTERN WASHINGTON...OREGON...AND
NORTHWEST CALIFORNIA.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 000 PM PST...A CLASSIC ATMOSPHERIC RIVER EVENT CONTINUED ACROSS
THE PACIFIC NORTHWEST WITH PLENTY OF SUBTROPICAL MOISTURE STILL
STREAMING INTO THE REGION AS THE LAST OF A SERIES OF UPPER LEVEL
DISTURBANCES MOVED INTO THE NORTHWEST. AT THE SURFACE...A FRONTAL
SYSTEM HAD MOVED ONSHORE THIS MORNING...CURRENTLY LOCATED ACROSS
IDAHO...NEVADA...AND CENTRAL CALIFORNIA. NATIONAL WEATHER SERVICE
DOPPLER RADARS AND SURFACE OBSERVATIONS SHOWED AN AREA OF LIGHT TO
MODERATE RAIN...WITH LOCALLY HEAVIER RAIN...FALLING ACROSS
PORTIONS OF WESTERN WASHINGTON...WESTERN OREGON...AND NORTHERN
CALIFORNIA. LIGHT TO MODERATE RAIN...WITH HIGHER ELEVATION
SNOW...WAS ALSO FALLING AHEAD OF THE BOUNDARY ACROSS PARTS OF THE
INTERMOUNTAIN WEST.
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 400 PM PST MON DEC
07 THROUGH 100 PM PST THU DEC 10...
...CALIFORNIA...
LAYTONVILLE 1.1 SW 3.30
CRESCENT CITY 10.6 NE 3.27
VENADO 7 NNW GUERNEVILLE 2.96
MIDDLE PEAK RAWS 2.82
MT.SAINT HELENA 2.36
REDDING 3.7 N 2.29
MT. SAINT HELENA 2.20
CRESCENT CITY/MC NAMARA FIELD 1.95
ARCATA AIRPORT 1.58
REDDING MUNI ARPT 1.44
GUERNEVILLE 2 WSW 1.36
CAZADERO - HUCKLEBERRY HEIGHT 1.25
VENADO 7 NNW 1.20
OCCIDENTAL 1.05
...IDAHO...
BEAR MOUNTAIN 6.70
SCHWEITZER BASIN 5.20
MULLAN PASS 4.62
COOL CREEK 4.20
HIDDEN LAKE 4.10
LOOKOUT 3.50
COLBURN 2 ESE 3.01
SHANGHI SUMMIT 2.80
CRATER MEADOWS 2.50
HEMLOCK BUTTE 1.80
PIERCE 1.73
LOLO PASS 1.70
LOWMAN 9.6 ENE 1.57
GARDEN VALLEY 2.7 NW 1.56
OROFINO 3 NE 1.16
...MONTANA...
HOODOO BASIN 4.30
FLATTOP MTN 4.20
TWIN LAKES 3.70
HERON 6 NE 2.82
TWELVEMILE CREEK 2.50
NOISY BASIN 1.90
...OREGON...
NEHALEM 4.1 ESE 7.06
SADDLE MOUNTAIN 5.90
SOUTH FORK 5.90
ASTORIA AIRPORT 5.47
RED HILL 5.40
SUMMIT 5.30
RYE MOUNTAIN 5.09
LOG CREEK 4.90
ST. HELENS 3.5 NW 4.90
VERNONIA 7.2 SW 4.90
BROOKINGS 3.56
WFO PORTLAND ROOFTOP WEATHER 3.35
PORTLAND INTL AIRPORT 3.22
...WASHINGTON...
STEVENS PASS 5.70
TELMA 3 W 5.47
SHELTON/SANDERSON FIELD ARPT 5.38
YACOLT 9.0 N 5.33
NORTH BEND 5.4 ESE 4.85
HUCKLEBERRY RIDGE 4.31
JUNE LAKE 4.30
SHEEP CANYON 4.20
TRINITY SNOTEL 4.20
OLYMPIA AIRPORT 4.13
GLENOMA 4.04
HOQUIAM/BOWERMAN AIRPORT 3.76
POTLATCH 2 N 3.75
PARK CREEK RIDGE 3.70
SWIFT CREEK 3.60
SEATTLE/TACOMA INTL ARPT 3.55
ROCK CREEK 3.47
ABERNATHY MTN 3.39
...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 400 PM PST MON DEC
07 THROUGH 100 PM PST THU DEC 10...
...IDAHO...
KETCHUM 22 NW 15.2
ISLAND PARK 8 NW 13.2
STANLEY 16 NW 10.4
FAIRFIELD 10 NNW 8.3
HAILEY 21 ENE 7.1
ATLANTA 12 NW 6.8
BURLEY 18 SE 5.8
ARCO 33 WNW 4.6
MACKAY 32 NE 4.1
CHALLIS 27 NNE 3.2
LAVA HOT SPRINGS 10 SSE 2.4
PRESTON 20 NE 2.3
...MONTANA...
ISLAND PARK 16 NE 19.8
WEST YELLOWSTONE 6 S 10.4
...WASHINGTON...
WINTHROP 6.8 NNW 3.7
...WYOMING...
DRIGGS 32 NNE 11.3
PINEDALE 25.9 NNW 5.5
...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...
...CALIFORNIA...
SLATE CREEK RAWS 80
MENDOCINO PASS RAWS 79
SHIP MTN RAWS NEAR CASQUET 77
CAMP SIX RAWS NEAR CASQUET 70
ANTELOPE LAKE 5 NNW 62
...COLORADO...
BERTHOUD PASS 84
GOLD HILL 2 S 82
...IDAHO...
COLBURN 5 W 66
HUETTER 2 NNE 52
...MONTANA...
EAST GLACIER PARK 8 SE 85
BYNUM 13 W 82
LIVINGSTON 6 ENE 77
CASCADE 76
FORT BENTON 8 SSW 72
BURGESS JUNCTION 1 NW 71
BOZEMAN 11 E 70
DEVON 7 NW 68
RED LODGE 6 WSW 67
MCALLISTER 5 NNE 63
FORT BELKNAP 13 S 62
CUT BANK SIRPORT 58
GREYCLIFF 13 SSW 58
...OREGON...
MOUNT HOOD 1 SE 125
MARYS PEAK 97
PHILOATH 15 WSW 94
OCEANSIDE 88
HEBO 4 E 85
FLORENCE 13 N 80
DALLAS 10 WSW 79
SEA LION CAVES 75
PACIFIC CITY 71
TIDEWATER 69
YACHATS 63
LINCOLN BEACH 1 N 61
RIDGEFIELD 3 SSW 61
WALDPORT 60
NEWPORT 2 S 59
...WASHINGTON...
MISSION RIDGE SKI AREA 100
NORTH BONNEVILLE 10 NW 92
CASTLE ROCK 15 WNW 83
NASELLE 3 NNE 74
COLBURN 5 W 73
COOK 2 WNW 73
THORNTON 3 SW 63
FERNDALE 62
MEGLER 1 NW 59
...WYOMING...
SUNLIGHT BASIN 8 E 96
CLARK 5 WNW 86
BUFORD 7 NE 83
CHEYENNE 10 WSW 75
WHEATLAND 9 S 71
WHITAKER 67
ARLINGTON 7 ESE 66
ELK MOUNTAIN 7 NW 60
GLENROCK 2 SSE 60
MOISTURE WILL CONTINUE TO FEED INTO THE REGION AS THE UPPER LEVEL
ENERGY MOVES ACROSS THE NORTHWEST U.S. TODAY. THE HEAVIEST AXIS OF
RAIN TODAY AND INTO FRIDAY IS EXPECTED TO CONCENTRATE OVER
NORTHWEST CALIFORNIA WHERE ANOTHER 2 TO 5 INCHES OF RAIN...WITH
LOCALLY HIGHER AMOUNTS IS EXCPECTED. RAIN WILL ALSO CONTINUE TO
FALL ACROSS THE PACIFIC NORTHWEST WHERE ANOTHER 2 TO 4 INCHES OF
RAIN EXPECTED THROUGH THE REST OF THE WEEK...ESPECIALLY IN AREAS
WITH FAVORABLE UPSLOPE. ALL OF THIS HEAVY RAINFALL MAY LEAD TO
FLOODING. IN ADDITION TO THE RAINFALL...HEAVY SNOWFALL CAN BE
EXPECTED ACROSS THE SIERRA NEVADA RANGE OF CALIFORNIA AS WELL AS
HIGHER ELEVATIONS OF THE NORTHERN INTERMOUNTAIN WEST.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 700 PM PST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.
KREKELER
Last Updated: 333 PM EST THU DEC 10 2015