Expires:201204251200;Remove:201204251200;481546
WWUS86 KSGX 250000
SPSSGX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
500 PM PDT TUE APR 24 2012

PZZ750-775-CAZ042-043-048-050-055>058-060>062-251200-
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT 30 
NM-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO 
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
ORANGE COUNTY COASTAL AREAS-
SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-
SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-
SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-
APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-
SAN DIEGO COUNTY DESERTS-
500 PM PDT TUE APR 24 2012
...WET WEATHER ON TAP FOR SOUTHERN CALIFORNIA WITH POSSIBLE 
THUNDERSTORMS... 
A LATE SEASON STORM WILL IMPACT SOUTHERN CALIFORNIA BEGINNING  
WEDNESDAY...THEN WIND DOWN THURSDAY. THE HEAVIEST PART OF THE STORM 
IS EXPECTED WEDNESDAY NIGHT AS THE STORM CENTER MOVES ONSHORE...BUT 
SHOWERS WILL LIKELY BREAK OUT AHEAD OF THE SYSTEM DURING THE DAY. 
THUNDERSTORMS ARE POSSIBLE...WITH HEAVY RAINFALL RATES. STORM TOTAL 
RAINFALL AMOUNTS WILL BE HIGHLY VARIABLE AND NOT AS CLOSELY TIED TO 
THE MOUNTAINS AS WITH TYPICAL WINTER STORMS. WIDESPREAD RAINFALL 
TOTALS OF FROM ONE-HALF TO ONE-AND-ONE-HALF INCHES ARE EXPECTED. 
HOWEVER...LOCAL HEAVIER TOTALS ARE POSSIBLE SINCE THIS STORM HAS 
AMPLE MOISTURE TO WORK WITH...AND STRONG DYNAMICS ALOFT. 
POSSIBLE IMPACTS...
 * A PERIOD OF HEAVY RAIN WEDNESDAY EVENING AND OVERNIGHT THAT MAY   
   CAUSE FLOODING PROBLEMS IN POORLY DRAINED AREAS.
 * THUNDERSTORMS WITH DANGEROUS CLOUD TO GROUND LIGHTNING STRIKES    
   AND LOCALLY HEAVY RAINFALL RATES 
 * WATERSPOUTS
 
 * LIGHT ACCUMULATIONS OF SNOW AT THE HIGHER RESORTS ON THURSDAY   
THIS STORM WILL ALSO BRING SOUTHWEST WINDS IN THE MOUNTAINS...MAINLY 
NEAR THE RIDGE TOPS AND ALONG DESERT SLOPES WITH GUSTS TO AROUND 50 
MPH WEDNESDAY AFTERNOON AND EVENING. GUSTY SHIFTING WINDS ARE ALSO 
POSSIBLE IN AND NEAR THUNDERSTORMS...AND WITH A SURFACE FRONT 
WEDNESDAY NIGHT. 
SNOW LEVELS WILL BE ABOVE 7500 FEET UNTIL THE MAIN PART OF THE STORM 
PASSES...SO ANY HEAVY SNOWFALL IS EXPECTED TO BE CONFINED TO THE 
HIGHEST PEAKS OF THE SAN BERNARDINO MOUNTAINS. BY THURSDAY MORNING 
THE SNOW LEVEL MAY DIP TO AROUND 6500 FEET. SOME LIGHT ACCUMULATIONS 
OF SNOW WILL BE POSSIBLE AT RESORT LEVELS IN THE HIGHER MOUNTAINS 
THROUGH THE DAY. 
THE STORM WILL MOVE RAPIDLY EAST OF THE REGION ON THURSDAY. 
STAY TUNED TO NOAA WEATHER RADIO...THE NATIONAL WEATHER SERVICE 
WEBSITE AT WEATHER.GOV/SANDIEGO...OR LOCAL MEDIA FOR UPDATES.
$$
JAD