THE HYDROMETEOROLOGICAL PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 13 FOR WESTERN U.S. HEAVY RAIN AND SNOW
NWS HYDROMETEOROLOGICAL PREDICTION CENTER COLLEGE PARK MD
100 PM PST SUN DEC 02 2012

...HEAVY RAIN...SNOW...AND WIND CONTINUE TO IMPACT THE WESTERN
STATES...      

FLOOD AND FLASH FLOOD WATCHES AND WARNINGS AS WELL AS FLOOD
ADVISORIES ARE IN EFFECT FOR MOST OF THE NORTHERN HALF OF
CALIFORNIA EXTENDING INTO EXTREME WESTERN NEVADA...AS WELL AS
SOUTHWESTERN OREGON AND A SMALL PART OF WESTERN WASHINGTON.

WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES ARE IN EFFECT
FOR THE HIGHER ELEVATIONS OF WASHINGTON... OREGON... EASTERN
IDAHO...WESTERN MONTANA...WESTERN WYOMING AND NORTHERN UTAH.

HIGH WIND WATCHES...WARNINGS...AND WIND ADVISORIES ARE IN EFFECT
FOR MUCH OF THE WEST COAST AND INTERMOUNTAIN STATES.

FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 1200 PM PST...AN EXPANSIVE AREA OF LOW PRESSURE WITH A CENTRAL
PRESSURE OF 979 MB...28.90 INCHES...CENTERED OFF THE COAST OF
BRITISH COLUMBIA CONTINUED TO FEED MOISTURE INTO THE WESTERN U.S.
ADDITIONALLY...A FRONTAL SYSTEM HAS PUSHED INLAND AND TRAILED FROM
THE UPPER ROCKIES SOUTHWESTWARD INTO THE PACIFIC. NATIONAL WEATHER
SERVICE DOPPLER RADARS AND SURFACE OBSERVATIONS INDICATED A LARGE
AREA OF MODERATE TO HEAVY PRECIPITATION AHEAD OF THE FRONT FROM
CENTRAL CALIFORNIA AND INTO WESTERN MONTANA. MORE SCATTERED
PRECIPITATION WAS ALSO OBSERVED FARTHER NORTH ACROSS WESTERN
WASHINGTON AND NORTHWEST OREGON. AT HIGHER ELEVATIONS ACROSS THE
REGION... MODERATE TO HEAVY SNOW WAS FALLING.                     
            

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 400 PM PST TUE NOV
27 THROUGH 1200 PM PST SUN DEC 02...

...CALIFORNIA...
PETROLIA 7.4 SE                      17.50                    
BRIDGEVILLE 5.2 ENE                  15.72                    
MIRANDA 4.1 SW                       14.98                    
CAZADERO 6.9 WNW                     14.45                    
KINGVALE 1.3 WSW                     14.37                    
SHELTER COVE 1.2 ENE                 13.59                    
REDWAY 1.8 WSW                       13.39                    
BRANDY CRK                           12.60                    
GARBERVILLE 2.9 SW                   12.40                    
STIRLING CITY                        12.09                    
BONNY DOON 2.0 NE                    11.98                    
GRASS VALLEY 5.0 S                   11.84                    
LOS GATOS 6.1 S                      11.51                    
SAN FRANCISCO INTL AIRPORT            3.14                    

...IDAHO...
YELLOW PINE 0.2 SSW                   3.17                    
MCCALL 9.3 SSE                        3.16                    
GARDEN VALLEY 2.7 NW                  2.86                    
MULLAN PASS                           2.20                    
DOVER 0.4 SW                          1.95                    
SAGLE 1.8 NNE                         1.79                    
SANDPOINT 13.3 NE                     1.77                    
ST. MARIES 2.8 S                      1.57                    
ATHOL 1.5 ENE                         1.52                    
CLARK FORK 3.5 SE                     1.50                    

...NEVADA...
RENO 5.6 WSW                          3.29                    
GARDNERVILLE 3.9 S                    2.17                    
CARSON CITY 2.3 NNE                   1.67                    
SPARKS 6.7 N                          1.13                    
INCLINE VILLAGE 4 NE                  1.12                    

...OREGON...
OBRIEN 2 SW                          12.35                    
BROOKINGS 4.2 ENE                     8.28                    
FOSS                                  8.15                    
MEDFORD 5.0 SSW                       7.83                    
GOLD HILL 5.4 NNW                     6.85                    
CAVE JUNCTION 3.7 E                   6.65                    
GRANTS PASS 6.1 SSE                   6.54                    
CENTRAL POINT 5.7 NW                  6.53                    
PORT ORFORD 5.0 E                     6.49                    
WILLIAMS 1 NW                         6.34                    
ASHLAND 1.4 ESE                       6.29                    
SHADY COVE 0.2 S                      5.90                    

...WASHINGTON...
WYNOOCHEE LAKE                        9.03                    
BRINNON 1.7 WSW                       8.71                    
TRACYTON 2.3 WSW                      5.54                    
MONTESANO 4.5 SW                      4.53                    
GRAYS RIVER 0.9 SSE                   4.52                    
BREMERTON 2.9 NNE                     4.34                    
BREMERTON NATIONAL ARPT               4.28                    
QUILLAYUTE                            4.03                    
PORT LUDLOW 1.1 SSE                   3.97                    
CHIMACUM 5.1 S                        3.94                    
SILVERDALE 5.5 NNW                    3.87                    
OCEAN SHORES 1.2 N                    3.83                    
HOQUIAM/BOWERMAN AIRPORT              3.59                    
SEATTLE/BOEING FIELD                  2.35                    
OLYMPIA AIRPORT                       2.12                    

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 400 PM PST TUE NOV
27 THROUGH 1200 PM PST SUN DEC 02...

...CALIFORNIA...
MAMMOTH LAKES 2 WNW                  26.0                    
KIRKWOOD SKI RESORT                  22.0                    
SIERRA AT TAHOE                      19.0                    
KAISER POINT SNOTEL                  18.0                    
MITCHELL MEADOW SNOTEL               15.0                    
VOLCANIC KNOB SNOTEL                 14.0                    
BISHOP PASS SNOTEL                   12.0                    
SUGAR BOWL SKI RESORT                12.0                    
CHAGOOPA PLATEAU SNOTEL              10.0                    
ALPINE MEADOWS                        9.0                    
CHARLOTTE LAKE SNOTEL                 8.0                    
SODA SPRINGS 1.5 SSW                  8.0                    
TUNNEL GUARD STATION                  8.0                    
CHAGOOPA PLATEAU                      7.0                    
KAISER POINT                          7.0                    

...IDAHO...
KETCHUM 22 NW                        25.4                    
ISLAND PARK 8 NW                     14.9                    
MACKAY 17 SW                         14.7                    
ARCO 33 WNW                          12.5                    
STANLEY 28 NE                        10.0                    

...MONTANA...
WEST YELLOWSTONE 10 S                 9.0                    

...NEVADA...
MOUNT ROSE SKI AREA                  23.0                    
DAGGET PASS                           8.0                    

...OREGON...
ASHLAND 8 S                          10.0                    

...WASHINGTON...
WINTHROP 6.8 NNW                      5.0                    
PLAIN 0.8 NW                          4.0                    

...SELECTED PEAK WIND GUSTS IN MILES PER HOUR EARLIER IN THE
EVENT...

...CALIFORNIA...
SANDBERG                              86                    
HIGH GLADE LOOKOUT                    81                    
INDEPENDENCE 5 NW                     79                    
SIERRAVILLE 5 SSW                     78                    
DUNCAN PEAK RAWS                      77                    
REDDING 2 S                           71                    
MT. DIABLO RAWS                       67                    
BLUE CANYON                           66                    
DOYLE 3 N                             66                    
OXNARD AIRPORT                        66                    
HONEY LAKE 3 SE                       64                    
SADDLEBACK RAWS                       63                    
REDDING                               61                    
CRESCENT MILLS 3 SW                   60                    
JANESVILLE                            60                    
SAN FRANCISCO INTL ARPT               50                    

...MONTANA...
LIVINGSTON 2 WSW                      77                    
EMIGRANT 3 SSE                        67                    
MCALLISTER 4 NNE                      67                    

...NEVADA...
MOUNT ROSE SKI AREA 4 NE              90                    
MOUNT MONTGOMERY 5 ENE                88                    
WASHOE CITY 1 S                       84                    
WALTER LAKE                           80                    
VIRGINIA CITY 4 NNW                   77                    
KYLE CANYON RAWS                      73                    
CARSON CITY 6 SW                      72                    
GARDNERVILLE 5 WSW                    68                    
RENO 10 S                             68                    
SILVER SPRINGS                        68                    

...OREGON...
NEWPORT                               74                    
SPRAGUE RIVER 10 SSE                  60                    

...WASHINGTON...
WENATCHEE/PANGBORN MEM AIRPORT        89                    

...WYOMING...
ELK MOUNTAIN 5 W                      59                    


PACIFIC MOISTURE WILL CONTINUE TO IMPACT THE NORTHWESTERN STATES
THROUGH THE NEXT FEW DAYS. THROUGH WEDNESDAY MORNING...AN
ADDITIONAL 2 TO 5 INCHES OF RAIN...WITH LOCALLY HIGHER
AMOUNTS...WILL BE POSSIBLE ACROSS AREAS OF NORTHERN CALIFORNIA AS
WELL AS WESTERN OREGON/WASHINGTON. FLOODING AND FLASH FLOODING ARE
STILL A POSSIBILITY IN THESE AREAS. AT HIGHER ELEVATIONS...WHERE
SNOW IS FALLING...AN ADDITIONAL 1 TO 3 FEET OF SNOW WILL BE
POSSIBLE THROUGH WEDNESDAY. THIS INCLUDES THE NORTHERN
CASCADES...AND INTO THE NORTHERN POTION OF THE  INTERMOUNTAIN
WEST. ALSO... GUSTY WINDS WILL STILL BE POSSIBLE ACROSS MUCH OF
THE NORTHWESTERN U.S.    

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 700 PM PST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

MONARSKI




Last Updated: 358 PM EST SUN DEC 02 2012