THE WEATHER PREDICTION CENTER
COLLEGE PARK, MD
STORM SUMMARY MESSAGE
STORM SUMMARY NUMBER 03 FOR POWERFUL WEST COAST STORM
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
700 PM PST THU DEC 11 2014
...POWERFUL STORM IMPACTING THE WEST COAST CONTINUES TO BRING
HEAVY RAIN...WIND...AND MOUNTAIN SNOW TO THE REGION...
WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES ARE IN EFFECT
FOR THE HIGHER ELEVATIONS OF CENTRAL AND NORTHERN CALIFORNIA...AND
PORTIONS OF NEVADA.
FLOOD WATCHES AND WARNINGS ARE IN EFFECT FOR PORTIONS OF
CALIFORNIA...OREGON...AND WASHINGTON.
HIGH WIND WARNINGS AND WIND ADVISORIES ARE IN EFFECT FOR MUCH OF
CALIFORNIA...OREGON...WASHINGTON...AND NEVADA.
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV
AT 600 PM PST...A STRONG LOW PRESSURE CENTER WITH A MINIMUM
PRESSURE OF 974 MB... 28.76 INCHES...WAS LOCATED APPROXIMATELY 100
MILES OFF OF THE WASHINGTON COASTLINE MOVING NORTH-NORTHEAST.
NATIONAL WEATHER SERVICE RADARS AND SURFACE OBSERVATIONS INDICATED
HEAVY RAINFALL OVERSPREADING CENTRAL AND NORTHERN
CALIFORNIA...WESTERN OREGON...AND MOST OF WASHINGTON. LIGHT TO
MODERATE SNOWFALL WAS BEING REPORTED IN THE HIGHER ELEVATIONS OF
CALIFORNIA AND OREGON. SUSTAINED WINDS IN CALIFORNIA AND SOUTHERN
OREGON HAVE BEEN OBSERVED BETWEEN 20 AND 30 MPH WITH GUSTS OF OVER
50 MPH.
...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 900 AM PST WED DEC
10 THROUGH 600 PM PST THU DEC 11...
...CALIFORNIA...
ANGWIN 7.04
MT. SAINT HELENA 6.70
YORKVILLE 6.56
MCCLOUD 3 S 6.53
BIG SUR RAWS 6.36
CARRVILLE 1 NNE 6.28
CLOVERDALE 5 NNW 5.64
SCORPION RAWS 5.63
BOONVILLE RAWS 5.56
VENADO 7 NNW 5.52
HAWKEYE 5.34
MIDDLE PEAK RAWS 5.10
MOUNT SHASTA 2 S 5.10
CLOVERDALE 4.50
LAKE SONOMA REC AREA 4.50
HONEYDEW 1 SW 4.44
MIRANDA 4 SE 4.28
CLOVERDALE 2 ESE 4.19
ROHNERT PARK 2 WNW 4.05
EUREKA WFO 1.16
FORT BRAGG 1.16
NAPA 2 NNW 1.12
...OREGON...
GOLD BEACH 2.78
SELMA 5 NNE 2.53
OBRIEN 2 SSW 2.14
MERLIN 2 W 2.11
LEES CAMP 1.90
FLORENCE 2 NW 1.45
HASKINS DAM 1.20
DALLAS 1.11
...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...
...CALIFORNIA...
SODA SPRINGS 4 SE 135
WHITE MOUNTAIN PEAK NE 113
INCLINE VILLAGE 6 NE 112
MAMMOTH LAKES 3 W 111
ALPINE MEADOWS 1 SW 109
SIERRAVILLE 5 SSE 74
MT. DIABLO 68
WOODACRE 63
GASQUET 12 SE 62
WEITCHPEC 11 WSW 60
PETROLIA 4 S 58
CRESCENT CITY 1 ESE 53
KNEELAND 50
...NEVADA...
GARDNERVILLE 5 WSW 93
GALENA E 82
CARSON CITY 3 ENE 76
RENO 4 SE 70
SPANISH SPRINGS AIR 3 W 66
VERDI 4 E 63
...OREGON...
RUCH 12 S 117
SQUAW PEAK 117
CAYUSE 1 WNW 95
MILTON-FREEWATER 11 ENE 91
PORT ORFORD 5 SE 90
BROOKINGS 1 SE 81
KOOSKOOSKIE 3 WSW 78
SPRAGUE RIVER 12 NNW 76
PENDLETON 10 SE 75
SUTHERLIN 7 ESE 75
ASHLAND 1 ENE 74
GOLD BEACH 2 ESE 74
CAYUSE 72
NEWBERG 5 N 71
JOSEPH 2 N 68
FOSSIL 9 ENE 67
NASELLE 66
PORTLAND ARPT 62
UNION 5 WNW 60
...WASHINGTON...
DIXIE 64
WALLA WALLA 63
WAITSBURG 61
BANKS 56
THE SURFACE LOW WILL TRACK NORTH NORTHEAST AND MOVE ONSHORE IN
BRITISH COLUMBIA BY THURSDAY NIGHT. MODERATE TO HEAVY RAIN WILL
CONTINUE TO SPREAD NORTHWARD WITH THE SURFACE LOW INTO THE PACIFIC
NORTHWEST. A COLD FRONT ASSOCIATED WITH THE SURFACE LOW WILL MOVE
TOWARD THE INTERMOUNTAIN WEST THURSDAY NIGHT AND INTO FRIDAY
MORNING. HEAVY RAIN WILL CONTINUE TO SPREAD ACROSS THE WEST
COAST...INCLUDING SOUTHERN CALIFORNIA. RAINFALL TOTALS OF 3 TO 6
INCHES...WITH LOCALLY HIGHER AMOUNTS...ARE POSSIBLE ACROSS CENTRAL
AND NORTHERN CALIFORNIA. RAINFALL AMOUNTS 2 TO 4 INCHES...WITH
LOCALLY HIGHER AMOUNTS...ARE EXPECTED ACROSS SOUTHERN CALIFORNIA.
COASTAL OREGON AND WASHINGTON CAN EXPECT UP TO AN INCH OF RAIN.
MODERATE TO HEAVY SNOW WILL FALL ACROSS THE HIGHER TERRAIN OF
CALIFORNIA 2 FEET POSSIBLE IN THE CREST OF THE SIERRAS.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 100 AM PST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.
FANNING
Last Updated: 928 PM EST THU DEC 11 2014