THE WEATHER PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 07 FOR WESTERN U.S. HEAVY RAIN AND MOUNTAIN
SNOW
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
700 AM PST SUN JAN 22 2017

...MODERATE TO HEAVY RAIN AND MOUNTAIN SNOW CONTINUES TO IMPACT
MUCH OF THE WEST COAST...

WINTER STORM WARNINGS...WATCHES...AND WINTER WEATHER ADVISORIES
ARE IN EFFECT ACROSS THE MOUNTAINS OF CALIFORNIA...MUCH OF THE
INTERMOUNTAIN WEST...AND PORTIONS OF THE ROCKIES.

FLOOD AND FLASH FLOOD WARNINGS AND WATCHES...AS WELL AS FLOOD
ADVISORIES...REMAIN IN EFFECT FOR PORTIONS OF
CALIFORNIA...NORTHWESTERN ARIZONA...AND SOUTHERN NEVADA.

HIGH WIND WARNINGS...WATCHES...AND WIND ADVISORIES ARE IN EFFECT
FOR SOUTHWEST OREGON AND MUCH OF CALIFORNIA...AS WELL AS SOUTHERN
NEVADA AND WESTERN ARIZONA.

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

AT 600 AM PST...A DEEP UPPER LEVEL TROUGH WAS LOCATED JUST OFF THE
U.S. WEST COAST. A SURFACE LOW PRESSURE SYSTEM WITH A CENTRAL
PRESSURE OF 970 MB...28.64 INCHES...WAS PRESENT OFFSHORE OF THE
PACIFIC NORTHWEST...AND ITS ASSOCIATED FRONTAL SYSTEM WAS LOCATED
ALONG THE WEST COAST. NATIONAL WEATHER SERVICE DOPPLER RADARS AND
SURFACE OBSERVATIONS INDICATED MODERATE TO HEAVY RAINFALL
IMPACTING MUCH OF CALIFORNIA AND THE PACIFIC NORTHWEST. SNOW WAS
FALLING IN THE MOUNTAINS OF CALIFORNIA AND OREGON WITH SCATTERED
SNOW SHOWERS PRESENT ELSEWHERE ACROSS THE INTERMOUNTAIN WEST.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 400 PM PST THU JAN
19 THROUGH 600 AM PST SUN JAN 22...

...ARIZONA...
FOREST LAKES                         33.0                    
WILLIAMS 5 S                         23.0                    
FLAGSTAFF AIRPORT                    22.8                    
ARIZONA SNOWBOWL 1 WNW               21.0                    
MUNDS PARK 1 NE                      18.0                    
PINETOP-LAKESIDE                     18.0                    
BELLEMONT (FLAGSTAFF NWS)            17.9                    
ALPINE 2 WNW                         16.0                    
IRON SPRINGS 3 S                     15.0                    
MCNARY 3 N                           15.0                    
PARKS 3 NNW                          12.0                    
KACHINA VILLAGE                      10.0                    
MOUNTAINAIRE                          9.0                    
FORT BAYARD 1 ENE                     6.0                    
DOWNTOWN FLAGSTAFF 2 WSW              5.5                    

...CALIFORNIA...
RUTH 2 WNW                           30.0                    
TWIN BRIDGES 4 ESE                   24.0                    
HOMEWOOD                             23.0                    
SQUAW VALLEY                         19.0                    
RUNNING SPRINGS 4 ENE                16.0                    
MAMMOTH LAKES 5 W                    15.0                    
SOUTH LAKE TAHOE 5 SW                14.0                    
MOUNT SHASTA 3 SSE                   13.0                    
IDYLLWILD 1.8 NW                     12.4                    
CARRVILLE 11 SSW                     12.0                    
FISH CAMP                            12.0                    
WEED 2 SSW                           10.0                    
LAYTONVILLE 10 N                      6.0                    

...COLORADO...
COAL BANK PASS                       19.0                    
VALLECITO 3 SSW                      18.0                    
RICO                                 17.0                    
YELLOW JACKET 1 NW                   16.0                    
WOLF CREEK PASS 1 SE                 15.0                    
DOVE CREEK 1 S                       13.5                    
CRESTED BUTTE 7 WNW                  12.0                    
MOLAS PASS                           12.0                    
DOLORES                              10.0                    
MONARCH PASS 1 NNW                    6.0                    
SKYWAY 3 ENE                          5.5                    
TELLURIDE                             3.5                    

...NEW MEXICO...
CANON PLAZA 11 NNW                   16.0                    
ARROYO SECO 8 NE                     14.0                    
TOADLENA 5 SSW                       14.0                    
BONITO LAKE 6 WSW                    12.0                    
CHUPADERO 7 ESE                      12.0                    
SANDIA PARK 4 NW                     12.0                    
MOGOLLON 6 ESE                       10.0                    
CHAMA                                 7.5                    
RUIDOSO                               7.0                    

...NEVADA...
MOUNT ROSE SKI AREA                  22.0                    
MT CHARLESTON 4 NNW                  22.0                    
HEAVENLY VALLEY                      18.0                    
INCLINE VILLAGE 3 E                  15.0                    
KINGSTON 6 NNW                        9.0                    
PARADISE VALLEY 18 N                  9.0                    
ELKO 2 NNE                            7.5                    

...UTAH...
ALTA COLLINS                         26.0                    
BRIGHTON CREST                       22.0                    
NEW HARMONY 2 NE                     18.5                    
BRIAN HEAD                           17.0                    
COTTONWOOD HEIGHTS 1 SE              16.0                    
BOUNTIFUL BENCH                      15.8                    
SANDY 2 E                            15.0                    
BRIGHTON                             13.0                    
MONTICELLO 1 WSW                     13.0                    
UNIVERSITY OF UTAH                   12.0                    
ALTA                                 11.0                    
LAYTON 1 NE                          11.0                    
CENTERVILLE                          10.0                    
SOUTH OGDEN                           8.0                    
SALT LAKE INTL ARPT                   6.1                    

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 400 PM PST THU JAN
19 THROUGH 600 AM PST SUN JAN 22...

...ARIZONA...
GLOBE 4 SSE                           2.88                    
SUNFLOWER                             2.83                    
CAMP CREEK                            2.52                    
RACKENSACK CANYON ALERT GAGE          2.32                    
MIAMI 8.3 WSW                         2.17                    
MUNDS PARK 0.6 ENE                    2.04                    
FOUNTAIN HILLS 2.1 NNW                2.00                    
CIBECUE 13 SSW                        1.88                    
AUSTIN PEAK ALERT                     1.38                    
BIG SANDY RIVER AT SR93               1.19                    

...CALIFORNIA...
CRESCENT CITY 10.6 NE                 5.38                    
REDDING 7.9 NNE                       4.98                    
LAKE OF THE WOODS 0.2 NNE             4.00                    
SCOTTS VALLEY                         3.41                    
DESCANSO 0.3 WNW                      3.39                    
FELTON                                3.26                    
SQUAW VALLEY                          2.89                    
CHILKOOT MEADOW                       2.68                    
SANTA BARBARA MUNI ARPT               2.67                    
SANTA CRUZ                            2.54                    
UKIAH MUNI ARPT                       2.39                    
ESCONDIDO 1.4 ENE                     2.30                    
RAMONA                                2.27                    
OROVILLE 2 SE                         2.25                    
GRAVEYARD MEADOW                      2.20                    
MT SHASTA                             2.18                    
MERCED RIVER BRICEBURG                2.16                    
SANTA ROSA/SONOMA CO. ARPT            2.16                    
ISABELLA DAM                          2.04                    
SAN DIEGO/MONTGOMERY FIELD            1.55                    
SANTA MONICA MUNI ARPT                1.38                    
LOS ANGELES INTL ARPT                 1.36                    
SANTA ANA/JOHN WAYNE ARPT             1.25                    

...NEW MEXICO...
SANDIA PARK 4 E                       3.80                    

...NEVADA...
MT. CHARLESTON - LEE CANYON           1.70                    
TOWN WASH DETENTION BASIN             1.54                    

...OREGON...
BROOKINGS                             1.82                    

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

...ARIZONA...
CLIFTON 9 S                           67                    
MULESHOE RANCH                        67                    
SIERRA VISTA 9 SE                     62                    
FORT HUACHUCA 5 WNW                   58                    
DAVIS MONTHAN AFB                     56                    
RODEO 21 WNW                          55                    
NOGALES INTERNATIONAL AIRPORT         52                    

...CALIFORNIA...
BIG BEAR CITY 13 ESE                  99                    
BURNS CANYON                          99                    
AGUANGA 7 SSW                         93                    
PALOMAR MTN (PORTABLE)                93                    
GRAPEVINE 3 SSE                       85                    
SCHOOL HOUSE RAWS                     85                    
COOSKIE MTN RAWS NR PETROLIA          80                    
AVALON 2 WNW                          79                    
BIG SUR VILLAGE 4 SE                  79                    
ACTON 9 SE                            76                    
CAMPO                                 76                    
OTAY MOUNTAIN                         75                    
TWO HARBORS 31 W                      75                    
BOUCHER HILL                          73                    
VOLCAN MOUNTAIN                       72                    
MOUNT WILSON 8 NNE                    68                    
WOODLAND HILLS 7 SSW                  68                    
CHATSWORTH 4 N                        65                    
SAN FERNANDO 5 NNE                    64                    

...NEW MEXICO...
MAGDALENA 10 SSE                     111                    
SAN AUGUSTIN PASS                     88                    
CONDRON FIELD                         68                    
TWIN PEAKS                            68                    
SANDIA PARK 6 WNW                     66                    

...TEXAS...
PINE SPRINGS 5 S                      81                    
KELP                                  69                    
EL PASO 3 E                           60                    


HEAVY RAIN...MOUNTAIN SNOW...AND GUSTY WINDS WILL CONTINUE TO
IMPACT CALIFORNIA THROUGH MONDAY AS THE UPPER LEVEL TROUGH
APPROACHES AND THE SURFACE FRONT MAKES ITS WAY ONSHORE AND THROUGH
THE WESTERN STATES. ADDITIONAL RAINFALL AMOUNTS OF 4 TO 8
INCHES...WITH LOCALLY HIGHER AMOUNTS...ARE FORECAST ACROSS CENTRAL
AND SOUTHERN COASTAL CALIFORNIA WITH LESSER AMOUNTS UP TO 3 INCHES
POSSIBLE ACROSS NORTHERN CALIFORNIA AND FAR SOUTHWEST OREGON.
FLOODING AND FLASH FLOODING WILL BE AN ONGOING THREAT ALONG THE
CALIFORNIA COAST...WITH THE HEAVIEST RAINFALL EXPECTED IN AND
AROUND THE LOS ANGELES METROPOLITAN AREA. FOR THE
SIERRAS...UPWARDS OF 3 OR 4 FEET OF SNOW IS LIKELY. ELSEWHERE
ACROSS THE CENTRAL INTERMOUNTAIN WEST AND THE CENTRAL/SOUTHERN
ROCKIES...AN ADDITIONAL 1 TO 2 FEET OF SNOW IS POSSIBLE IN THE
HIGHER TERRAIN THROUGH MONDAY NIGHT.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 100 PM PST. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.

TATE




Last Updated: 954 AM EST SUN JAN 22 2017