THE HYDROMETEOROLOGICAL PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 07 FOR WESTERN U.S. HEAVY RAIN AND SNOW
NWS HYDROMETEOROLOGICAL PREDICTION CENTER COLLEGE PARK MD
100 AM PST SAT DEC 01 2012

...HEAVY RAIN...WIND...AND SNOW CONTINUE TO IMPACT THE WEST
COAST...    

FLOOD AND FLASH FLOOD WATCHES... WARNINGS... AND ADVISORIES ARE IN
EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL CALIFORNIA...
SOUTHWESTERN OREGON... AND PARTS OF NORTHWESTERN WASHINGTON.

HIGH WIND WATCHES...WARNINGS...AND WIND ADVISORIES ARE IN EFFECT
FOR PORTIONS OF NORTHERN AND CENTRAL CALIFORNIA... EASTERN
OREGON... NORTHERN HALF OF NEVADA... AND PARTS OF NORTHERN AND
CENTRAL MONTANA.

WINTER STORM WATCHES AND WARNINGS ARE IN EFFECT FOR THE HIGHER
ELEVATIONS OF WASHINGTON... OREGON... IDAHO... WESTERN MONTANA...
AND WESTERN WYOMING.  A WINTER WEATHER ADVISORY IS ALSO IN EFFECT
FOR PARTS OF NORTHERN UTAH AND WESTERN WYOMING.

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

AT 100 AM PST...AN EXPANSIVE AREA OF LOW PRESSURE WITH A CENTRAL
PRESSURE OF 978 MB...28.88 INCHES...CENTERED OVER THE NORTHEAST
PACIFIC CONTINUES TO FEED MOISTURE INTO THE WESTERN U.S. NATIONAL
WEATHER SERVICE DOPPLER RADARS AND SURFACE OBSERVATIONS INDICATED
SCATTERED TO WIDESPREAD MODERATE TO HEAVY RAIN FROM CENTRAL
CALIFORNIA NORTHWARD THROUGH WESTERN OREGON... AND INTO WESTERN
WASHINGTON.  THE MAJORITY OF THE PRECIPITATION IS FALLING IN THE
FORM OF RAIN. HOWEVER... SNOW WAS FALLING IN THE HIGHER ELEVATIONS
SUCH AS THE SIERRA NEVADA AND THE CASCADES.       

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 400 PM PST TUE NOV
27 THROUGH 000 AM PST SAT DEC 01...

...CALIFORNIA...
PETROLIA 7.4 SE                      10.09                    
CAZADERO 6.9 WNW                      9.11                    
ST. HELENA 5 ESE                      8.82                    
BRIDGEVILLE 5.2 ENE                   8.36                    
STIRLING CITY                         8.36                    
GREENFIELD 24 SW                      8.15                    
CLEAR CRK                             8.08                    
LUCIA 5 NNW                           8.03                    
VENADO                                8.00                    
BLUE CANYON                           7.94                    
BRANDY CRK                            7.76                    
OAK MOUNTAIN RAWS                     7.52                    
LEXINGTON HILLS 4 E                   7.44                    
WHISPERING PINES                      7.32                    
CRESCENT CITY 4.2 NE                  7.25                    
MC CLOUD 9 SSE                        7.07                    

...NEVADA...
RENO 5.6 WSW                          1.47                    
INCLINE VILLAGE 4 NE                  1.11                    

...OREGON...
OBRIEN 2 SW                           6.35                    
MERLIN 6 SW                           4.50                    
CAVE JUNCTION 5 SE                    4.33                    
WILLIAMS 1 W                          4.09                    
BROOKINGS 4.2 ENE                     3.86                    
GOLD HILL 5.4 NNW                     3.55                    
APPLEGATE 5 NNW                       3.43                    
CENTRAL POINT 5.7 NW                  3.43                    
CAVE JUNCTION 3.7 E                   3.40                    
GRANTS PASS 4 N                       3.30                    
RIDDLE                                3.30                    
WILLIAMS 1 NW                         3.30                    
JACKSONVILLE 8.9 WSW                  3.23                    
SELMA 5 NNE                           3.23                    
TRAIL 2.3 NNW                         3.20                    

...WASHINGTON...
BREMERTON NATIONAL ARPT               2.49                    
QUILLAYUTE                            2.36                    
COPALIS CROSSING 2.1 NNW              2.29                    
BRINNON 3 SW                          2.10                    
HOQUIAM/BOWERMAN AIRPORT              2.03                    
TAHUYA 2.6 NE                         1.82                    
SEATTLE/BOEING FIELD                  1.46                    
OCEAN SHORES 1.2 N                    1.34                    
ABERDEEN 0.7 WSW                      1.32                    
CHIMACUM 5.1 S                        1.24                    

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 400 PM PST TUE NOV
27 THROUGH 000 AM PST SAT DEC 01...

...CALIFORNIA...
MAMMOTH LAKES 2 WNW                  26.0                    
KIRKWOOD SKI RESORT                  22.0                    
SIERRA AT TAHOE                      19.0                    
SUGAR BOWL SKI RESORT                12.0                    
ALPINE MEADOWS                        9.0                    
CHARLOTTE LAKE                        8.0                    
SODA SPRINGS 1.5 SSW                  8.0                    
CHAGOOPA PLATEAU                      7.0                    
KAISER POINT                          7.0                    
SQUAW VALLEY                          6.0                    
VOLCANIC KNOB                         6.0                    

...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                    
INDEPENDENCE 5 NW                     79                    
SIERRAVILLE 5 SSW                     78                    
REDDING 2 S                           71                    
HIGH GLADE LOOKOUT                    67                    
MT. DIABLO RAWS                       67                    
BLUE CANYON                           66                    
DOYLE 3 N                             66                    
OXNARD AIRPORT                        66                    
DUNCAN PEAK RAWS                      64                    
SADDLEBACK RAWS                       63                    
REDDING                               61                    
CRESCENT MILLS 3 SW                   60                    
JANESVILLE                            60                    

...NEVADA...
MOUNT ROSE SKI AREA 4 NE              90                    
MOUNT MONTGOMERY 5 ENE                88                    
VIRGINIA CITY 4 NNW                   77                    
CARSON CITY 6 SW                      72                    
GARDNERVILLE 5 WSW                    68                    
SILVER SPRINGS                        68                    
RENO 2 NE                             60                    
RENO/CANNON INTL ARPT                 59                    

...OREGON...
SPRAGUE RIVER 10 SSE                  60                    

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


THE MODERATE TO HEAVY PRECIPITATION CURRENTLY AFFECTING THE
PACIFIC NORTHWEST AND THE NORTHERN HALF OF CALIFORNIA IS EXPECTED
TO CONTINUE INTO SUNDAY. SOME AREAS COULD RECEIVE STORM TOTAL
RAINFALL OF 12 TO 15 INCHES...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. IN THE HIGHER ELEVATIONS OF IDAHO....NORTHWEST
WYOMING...WESTERN WASHINGTON...AND THE NORTHERN SIERRA NEVADA OF
CALIFORNIA...SNOWFALL TOTALS OF 1 TO 3 FEET WILL BE
POSSIBLE...WITH LOCALLY HIGHER AMOUNTS. ADDITIONALLY...STRONG
WINDS ARE EXPECTED TO CONTINUE ACROSS MUCH OF THE WEST COAST GIVEN
THE STRONG PRESSURE GRADIENT BETWEEN HIGH PRESSURE IN THE
SOUTHWEST U.S. AND THE NEARLY STATIONARY LOW PRESSURE SYSTEM IN
THE NORTHEAST PACIFIC.  

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

KONG




Last Updated: 351 AM EST SAT DEC 01 2012