STORM SUMMARY NUMBER 7 FOR SOUTHERN CALIFORNIA AND ARIZONA HEAVY
RAINFALL EVENT
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
700 PM PST SAT FEB 18 2017

...LOCALLY HEAVY RAIN DEVELOPING OVER SOUTHERN ARIZONA INTO
SOUTHERN NEVADA...

FLASH FLOOD WATCHES ARE IN EFFECT FOR PARTS OF CENTRAL AND
SOUTHWESTERN ARIZONA.

WINTER STORM WARNINGS...AND WINTER WEATHER ADVISORIES ARE IN
EFFECT FOR THE MOGOLLON RIM AND GILA AND SAN FRANCISCO MOUNTAINS
OF ARIZONA AND WESTERN NEW MEXICO.

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

AT 600 PM PST...A DEEP UPPER-LEVEL TROUGH WITH A CLOSED
CIRCULATION NEAR THE ARIZONA-MEXICO BORDER CONTINUED TO DIRECT
SUBTROPICAL MOISTURE INTO THE DESERT SOUTHWEST.  AT THE
SURFACE...A LOW PRESSURE CENTER WITH A SEA-LEVEL PRESSURE OF 997
MB...29.44 INCHES WAS LOCATED IN WESTERN ARIZONA WITH AN OCCLUDED
FRONT EXTENDING SOUTHEASTWARD ACROSS PHOENIX...ARIZONA.  NATIONAL
WEATHER SERVICE DOPPLER RADARS AND SURFACE OBSERVATIONS INDICATED
AREAS OF LIGHT TO MODERATE RAIN WERE ROTATING AROUND THE
UPPER-LEVEL LOW ACROSS THE DESERT SOUTHWEST.  A BAND OF HEAVY
SHOWERS WAS DEVELOPING NEAR THE OCCLUDED FRONT JUST NORTHWEST OF
PHOENIX...ARIZONA.  THESE SHOWERS WERE ADVANCING NORTHWARD TOWARD
THE MOGOLLON RIM WHERE THE PRECIPITATION WAS IN THE FORM OF SNOW
SHOWERS.  MEANWHILE...AN AREA OF MODERATE RAIN NEAR LAS
VEGAS...NEVADA WAS EDGING EASTWARD TOWARD ARIZONA.

...SELECTED STORM TOTAL RAINFALL IN INCHES FROM 1200 AM PST FRI
FEB 17 THROUGH 600 PM PST SAT FEB 18...

...ARIZONA...
CROWN KING                            2.04                    
BURN SPRING                           1.62                    
AGUA FRIA HUMBOLDT 3S                 1.22                    
HUMBUG CREEK                          1.04                    

...CALIFORNIA...
EL DESEO RANCH                       10.44                    
OLD MAN MOUNTAIN                      9.95                    
UPPER MATILIJA CANYON                 9.83                    
SAN MARCOS PASS                       9.29                    
CACHUMA LAKE                          9.19                    
GIBRALTAR DAM                         9.17                    
MONTECITO                             9.15                    
SULPHUR MOUNTAIN CREEK                7.79                    
ALISAL RESERVOIR                      6.74                    
MINING RIDGE                          6.66                    
CELITE                                4.93                    
POINT REYES                           4.30                    
SANTA BARBARA MUNI ARPT               4.20                    
GOLETA WATER DISTRICT                 4.03                    
SANDBERG                              3.89                    
SANTA BARBARA CITY COLLEGE            3.73                    
SANTA BARBARA FLOOD CONTROL OFFICE    3.42                    
THREE PEAKS                           3.36                    
OXNARD AIRPORT                        3.26                    
VAN NUYS AIRPORT                      3.25                    
CATALINA ISLAND                       3.19                    
CAMARILLO AIRPORT                     2.78                    
LONG BEACH AIRPORT                    2.75                    
SANTA CRUZ ISLAND                     2.61                    
INDEPENDENCE 4 WNW                    2.34                    
VANDENBERG AFB/LOMPOC                 2.21                    
SANTA MARIA PUBLIC APT                2.17                    
LOS ANGELES DOWNTOWN                  2.11                    
SAN FRANCISCO                         1.17                    
SAN DIEGO                             1.09                    

...NEVADA...
NEVADA DESERT NAT'L WR                2.61                    
GRAPEVINE SPRING                      2.52                    
HARRIS SPRINGS                        2.05                    
HAWTHORNE                             1.96                    
TULE SPRINGS NORTHWEST                1.74                    
BEATTY - TIMBER MTN                   1.69                    
GOLDFIELD 1 N                         1.53                    
NORTH LAS VEGAS AIRPORT               0.75                    

...SELECTED STORM TOTAL SNOWFALL IN INCHES FROM 1200 AM PST FRI
FEB 17 THROUGH 600 PM PST SAT FEB 18...

...CALIFORNIA...
JUNE LAKE                            36.0                    
MAMMOTH MOUNTAIN                     30.0                    

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

...ARIZONA...
TUCSON 4 SW                           56                    
HOPKINS                               51                    
SELLS                                 46                    
NOGALAS AIRPORT                       45                    
SASABE                                44                    
SIERRA VISTA MUNI ARPT                43                    

...CALIFORNIA...
GRAPEVINE PEAK                       108                    
CARMEL VALLEY VILLAGE 10 SW           86                    
BIG BEAR CITY 13 ESE                  84                    
BURNS CANYON                          84                    
ACTON 9 SE                            82                    
MILL CREEK                            81                    
CHILAO                                80                    
MOUNT WILSON 8 NNE                    80                    
ALTADENA 6 N                          77                    
CLEAR CREEK                           77                    
TORO PEAK                             76                    
CASTROVILLE 2 NW                      75                    
GRASS MOUNTAIN                        75                    
LANCASTER 14 WSW                      75                    
PALOMAR MTN LOOKOUT                   75                    
PORT OF LOS ANGELES (PIER F)          75                    
SAN PEDRO 4 E                         75                    
HESPERIA 5 SW                         72                    
SAN CLEMENTE 5 E                      72                    
RUNNING SPRINGS 2 NW                  71                    
SALINAS AIRPORT                       71                    
AGUANGA 6 SSE                         70                    
PYRAMID LAKE 6 NE                     70                    
SANDBERG                              70                    


THE UPPER LEVEL TROUGH AND ASSOCIATED SURFACE FRONT WILL CONTINUE
TO TRACK EASTWARD ACROSS ARIZONA/NORTHWEST MEXICO AND GRADUALLY
WEAKEN.  AN ADDITIONAL 1 TO 2 INCHES OF RAIN IS POSSIBLE TONIGHT
INTO SUNDAY ACROSS CENTRAL ARIZONA...INCLUDING THE PHOENIX METRO
AND THE LOWER FOOTHILLS OF THE MOGOLLON RIM...BEFORE THE RAIN
TAPERS OFF LATER ON SUNDAY.  SNOW SHOWERS ARE EXPECTED ALONG THE
HIGHER ELEVATIONS OF THE MOGOLLON RIM AND INTO THE GILA AND SAN
FRANCISCO MOUNTAIN RANGES OF EASTERN ARIZONA AND WESTERN NEW
MEXICO WITH TOTALS EXPECTED IN THE RANGE OF 6 TO 10 INCH THROUGH
SUNDAY.

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.

KONG