THE WEATHER PREDICTION CENTER

COLLEGE PARK, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 08 FOR WESTERN U.S. HEAVY RAIN AND MOUNTAIN
SNOW
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
100 PM PST SUN JAN 22 2017

...MODERATE TO HEAVY RAIN CONTINUES TO IMPACT SOUTHERN CALIFORNIA
WHILE SNOW IS OCCURRING IN THE HIGHER TERRAIN OF THE WESTERN
U.S....

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

FLOOD WARNINGS...WATCHES...AND ADVISORIES...AS WELL AS FLASH FLOOD
WATCHES...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 THE SOUTHERN HALF 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 1200 PM PST...A DEEP UPPER LEVEL LOW WAS LOCATED JUST OFFSHORE
OF THE PACIFIC NORTHWEST WITH A STRONG JET STREAM MAKING ITS WAY
INTO CENTRAL CALIFORNIA. A SURFACE LOW PRESSURE SYSTEM WITH A
CENTRAL PRESSURE OF 971 MB...28.67 INCHES...WAS PRESENT OFFSHORE
OF THE PACIFIC NORTHWEST...AND ITS ASSOCIATED FRONTAL SYSTEM
STRETCHED THROUGH THE PACIFIC NORTHWEST...CALIFORNIA...AND INTO
THE EASTERN PACIFIC. NATIONAL WEATHER SERVICE DOPPLER RADARS AND
SURFACE OBSERVATIONS INDICATED MODERATE TO HEAVY RAINFALL WAS
IMPACTING SOUTHERN CALIFORNIA AND INTO SOUTHERN NEVADA. SCATTERED
RAIN SHOWERS WERE OCCURRING THROUGHOUT THE PACIFIC NORTHWEST. SNOW
WAS FALLING IN THE MOUNTAINS OF CALIFORNIA...THE INTERMOUNTAIN
WEST...AND HIGHER ELEVATIONS OF THE SOUTHWEST.

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 400 PM PST THU JAN
19 THROUGH 1200 PM 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...
WOLF CREEK PASS 1 SE                 29.0                    
COAL BANK PASS                       19.0                    
VALLECITO 3 SSW                      18.0                    
RICO                                 17.0                    
YELLOW JACKET 1 NW                   16.0                    
DOVE CREEK 1 S                       13.5                    
CRESTED BUTTE 7 WNW                  12.0                    
MOLAS PASS                           12.0                    
MONARCH PASS 1 NNW                   12.0                    
DOLORES                              10.0                    
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 1200 PM 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...
LAKE OF THE WOODS 0.2 NNE             8.00                    
CRESCENT CITY 10.6 NE                 6.11                    
REDDING 7.9 NNE                       4.98                    
CAZADERO 3.1 W                        4.43                    
SANTA ROSA/SONOMA CO. ARPT            3.67                    
DESCANSO 0.3 WNW                      3.44                    
SCOTTS VALLEY                         3.41                    
SANTA BARBARA MUNI ARPT               3.37                    
UKIAH MUNI ARPT                       3.35                    
WATSONVILLE MUNI ARPT                 3.35                    
FELTON                                3.26                    
SQUAW VALLEY                          2.89                    
CHILKOOT MEADOW                       2.68                    
SANTA CRUZ                            2.54                    
ESCONDIDO 1.4 ENE                     2.30                    
RAMONA                                2.27                    
OROVILLE 2 SE                         2.25                    
GRAVEYARD MEADOW                      2.20                    
MERCED RIVER BRICEBURG                2.16                    
ISABELLA DAM                          2.04                    
SAN FRANCISCO INTL ARPT               1.72                    
SANTA MONICA MUNI ARPT                1.61                    
LOS ANGELES INTL ARPT                 1.59                    
SAN DIEGO/MONTGOMERY FIELD            1.55                    
SANTA ANA/JOHN WAYNE ARPT             1.41                    

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

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

...OREGON...
BROOKINGS 3.4 N                       2.99                    
SELMA 6.8 SE                          2.91                    
PORT ORFORD 3.9 E                     2.84                    
RAINIER 1.9 WSW                       2.72                    
O'BRIEN 2 SW                          2.58                    

...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 THROUGH THE WESTERN
STATES. ADDITIONAL RAINFALL AMOUNTS OF 3 TO 5 INCHES...WITH
LOCALLY HIGHER AMOUNTS...ARE FORECAST ACROSS SOUTHERN COASTAL
CALIFORNIA WITH LESSER AMOUNTS OF UP TO 2 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...ANOTHER 1 TO 2 FEET
OF SNOW IS LIKELY. ELSEWHERE ACROSS THE CENTRAL INTERMOUNTAIN WEST
AND THE ROCKIES...AN ADDITIONAL 12 TO 18 INCHES OF SNOW IS
POSSIBLE IN THE HIGHER TERRAIN THROUGH TUESDAY.

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.

TATE




Last Updated: 354 PM EST SUN JAN 22 2017