Quantitative Precipitation Statement
Issued by NWS San Diego, CA

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000
FSUS46 KSGX 180018
QPSSGX

QUANTITATIVE PRECIPITATION FORECAST
NATIONAL WEATHER SERVICE SAN DIEGO CA
418 PM PST TUE JAN 17 2017

PRECIPITATION FORECAST IN INCHES IN 6-HOUR PERIODS...
   [ BEGINNING TIMES FOR EACH PERIOD IN LOCAL TIME...                    ]
   [ FOR EXAMPLE...04THU                                                 ]
   [            ...10THU IS A FORECAST FOR  4 AM TO 10 AM THURSDAY       ]
   [ FOR EXAMPLE...22THU                                                 ]
   [            ...04FRI IS A FORECAST FOR  10 PM THURSDAY TO 4 AM FRIDAY]


...ORANGE COUNTY COASTAL AREAS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   HUNTINGTON BEACH
   0.00  0.00  0.00  0.00  0.01  0.22  0.39  0.01  0.01  0.01
   NEWPORT BEACH
   0.00  0.00  0.00  0.00  0.01  0.17  0.39  0.01  0.02  0.02
   LAGUNA BEACH
   0.00  0.00  0.00  0.00  0.01  0.13  0.41  0.01  0.01  0.01
   SAN CLEMENTE
   0.00  0.00  0.00  0.00  0.01  0.15  0.50  0.11  0.03  0.01


...ORANGE COUNTY INLAND...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   ANAHEIM
   0.00  0.00  0.00  0.00  0.01  0.19  0.53  0.01  0.01  0.02
   FULLERTON
   0.00  0.00  0.00  0.00  0.01  0.21  0.43  0.01  0.01  0.02
   BREA
   0.00  0.00  0.00  0.00  0.01  0.27  0.53  0.01  0.01  0.01
   VILLA PARK
   0.00  0.00  0.00  0.00  0.01  0.28  0.56  0.01  0.03  0.03


...SANTA ANA MOUNTAINS AND FOOTHILLS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   FREMONT CANYON
   0.00  0.00  0.00  0.00  0.01  0.30  0.61  0.03  0.02  0.03
   SILVERADO CANYON, 3 MI EAST OF SILVERADO
   0.00  0.00  0.00  0.00  0.01  0.34  1.03  0.13  0.02  0.06
   MODJESKA PRESERVE
   0.00  0.00  0.00  0.00  0.01  0.25  0.85  0.05  0.01  0.08
   SANTIAGO PEAK
   0.00  0.00  0.00  0.00  0.01  0.38  1.13  0.11  0.02  0.07
   SANTA ROSA PLATEAU
   0.00  0.00  0.00  0.00  0.01  0.15  0.71  0.07  0.01  0.01


...SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   ONTARIO
   0.00  0.00  0.00  0.00  0.02  0.29  0.60  0.05  0.02  0.01
   SAN BERNARDINO
   0.00  0.00  0.00  0.00  0.01  0.17  0.50  0.11  0.01  0.01
   BEAUMONT
   0.00  0.00  0.00  0.00  0.01  0.08  0.65  0.20  0.02  0.03
   RIVERSIDE
   0.00  0.00  0.00  0.00  0.01  0.19  0.44  0.04  0.02  0.02
   PERRIS VALLEY CHANNEL
   0.00  0.00  0.00  0.00  0.01  0.11  0.52  0.03  0.01  0.02
   PRADO DAM
   0.00  0.00  0.00  0.00  0.01  0.21  0.52  0.01  0.01  0.03
   TEMECULA
   0.00  0.00  0.00  0.00  0.01  0.04  0.56  0.10  0.01  0.02
   HEMET
   0.00  0.00  0.00  0.00  0.01  0.03  0.44  0.17  0.02  0.03


...RIVERSIDE COUNTY MOUNTAINS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   IDYLLWILD
   0.00  0.00  0.00  0.00  0.01  0.06  1.05  0.61  0.23  0.10


...COACHELLA VALLEY...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   PALM SPRINGS
   0.00  0.00  0.00  0.00  0.01  0.01  0.08  0.04  0.02  0.01
   THERMAL
   0.00  0.00  0.00  0.00  0.01  0.01  0.01  0.03  0.01  0.01


...SAN BERNARDINO COUNTY MOUNTAINS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   SAN ANTONIO DAM
   0.00  0.00  0.00  0.00  0.05  0.44  0.89  0.21  0.04  0.03
   LYTLE CREEK
   0.00  0.00  0.00  0.00  0.03  0.53  1.14  0.15  0.03  0.02
   WRIGHTWOOD
   0.00  0.00  0.00  0.00  0.05  0.35  0.65  0.11  0.08  0.02
   LAKE ARROWHEAD
   0.00  0.00  0.00  0.00  0.04  0.28  1.28  0.20  0.18  0.06
   BIG BEAR LAKE
   0.00  0.00  0.00  0.00  0.01  0.12  0.57  0.19  0.15  0.02
   BIG MORONGO CANYON
   0.00  0.00  0.00  0.00  0.01  0.01  0.39  0.12  0.01  0.01


...APPLE AND LUCERNE VALLEYS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   HESPERIA
   0.00  0.00  0.00  0.00  0.01  0.07  0.31  0.04  0.01  0.01
   VICTORVILLE
   0.00  0.00  0.00  0.00  0.01  0.06  0.13  0.02  0.01  0.01
   APPLE VALLEY
   0.00  0.00  0.00  0.00  0.01  0.07  0.12  0.02  0.01  0.01


...SAN DIEGO COUNTY COASTAL AREAS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   OCEANSIDE
   0.00  0.00  0.00  0.00  0.01  0.05  0.49  0.07  0.02  0.01
   MIRAMAR
   0.00  0.00  0.00  0.00  0.01  0.02  0.57  0.11  0.01  0.01
   SAN DIEGO INTERNATIONAL AIRPORT
   0.00  0.00  0.00  0.00  0.01  0.02  0.41  0.11  0.01  0.01
   CHULA VISTA
   0.00  0.00  0.00  0.00  0.01  0.03  0.42  0.11  0.02  0.01
   SAN YSIDRO
   0.00  0.00  0.00  0.00  0.01  0.01  0.39  0.08  0.03  0.02


...SAN DIEGO COUNTY VALLEYS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   FALLBROOK
   0.00  0.00  0.00  0.00  0.01  0.05  0.52  0.04  0.06  0.02
   RANCHO BERNARDO
   0.00  0.00  0.00  0.00  0.01  0.03  0.75  0.14  0.04  0.02
   LA MESA
   0.00  0.00  0.00  0.00  0.01  0.02  0.47  0.10  0.01  0.01
   EL CAJON
   0.00  0.00  0.00  0.00  0.01  0.02  0.52  0.12  0.05  0.02


...SAN DIEGO COUNTY MOUNTAINS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   PALOMAR MOUNTAIN
   0.00  0.00  0.00  0.00  0.01  0.03  0.86  0.27  0.14  0.04
   JULIAN
   0.00  0.00  0.00  0.00  0.01  0.02  0.79  0.46  0.10  0.06
   MOUNT LAGUNA
   0.00  0.00  0.00  0.00  0.01  0.03  0.57  0.37  0.08  0.04
   CAMPO
   0.00  0.00  0.00  0.00  0.01  0.01  0.45  0.31  0.04  0.04


...SAN DIEGO COUNTY DESERTS...

   16TUE 22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU
   22TUE 04WED 10WED 16WED 22WED 04THU 10THU 16THU 22THU 04FRI

   BORREGO SPRINGS
   0.00  0.00  0.00  0.00  0.01  0.01  0.26  0.19  0.02  0.01

$$

DISCUSSION...
HIGH PRESSURE ALOFT WILL CONTINUE DRY WEATHER THROUGH WEDNESDAY.

A SERIES OF STORMS WILL MOVE THROUGH SOUTHERN CALIFORNIA WEDNESDAY
NIGHT THROUGH EARLY NEXT WEEK. EACH STORM WILL BRING SIGNIFICANT
RAINFALL WITH SOME ADDITIONAL SHOWERS IN BETWEEN THE STORMS. THE
FIRST STORM WILL BRING A PERIOD OF MODERATE TO HEAVY RAIN LATE
WEDNESDAY NIGHT AND THURSDAY, WITH THE SECOND STORM LIKELY
BRINGING HEAVY RAIN FRIDAY AND FRIDAY NIGHT, AND THE THIRD STORM
WILL AFFECT THE REGION AROUND SUNDAY OR MONDAY. EACH STORM COULD
BRING MOUNTAIN SNOW, WITH VARIABLE SNOW LEVELS BETWEEN 4000 AND
7000 FEET. THUNDERSTORMS WILL BE POSSIBLE WITH ANY OF THESE STORMS
AS WELL, AND THEY COULD BRING LOCALLY HEAVY RAINFALL.

FOR THE PERIOD FROM WEDNESDAY NIGHT THROUGH NEXT MONDAY...PRELIMINARY
RAINFALL TOTALS...

COAST...........2 TO 4 INCHES.
VALLEYS.........3 TO 6 INCHES.
MOUNTAINS.......6 TO 12 INCHES, WITH LOCALLY HIGHER AMOUNTS
                IN SAN BERNARDINO COUNTY.
UPPER DESERTS...1 TO 3 INCHES.
LOWER DESERTS...0.75 TO 1.5 INCHES.

FLOODING WILL BE POSSIBLE, ESPECIALLY FROM FRIDAY THROUGH MONDAY.

SNOWFALL WILL BE QUITE VARIABLE, ESPECIALLY WITH THE PERIODIC
CHANGES IN SNOW LEVELS, BUT SOME LOCATIONS AT AND ABOVE 7000 FEET
IN SAN BERNARDINO COUNTY COULD RECEIVE 2 OR 3 FEET OF SNOW THROUGH
NEXT MONDAY. A FOOT OR MORE OF SNOW COULD FALL AS LOW AS 6000 FEET
IN SAN BERNARDINO AND RIVERSIDE COUNTIES. THE SAN DIEGO COUNTY
MOUNTAINS WILL LIKELY ONLY RECEIVE A FEW INCHES OF SNOW AT HIGHEST
ELEVATIONS.

$$

MAXWELL



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