SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
1256 PM PST THU FEB 4 2010

CAZ042-043-048-050-055>058-060>062-051400-
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-
1256 PM PST THU FEB 4 2010

...PACIFIC STORM TO BRING PERIODS OF RAIN AND HIGH ELEVATION
MOUNTAIN SNOW FRIDAY NIGHT THROUGH SATURDAY...

RAIN FROM AN APPROACHING PACIFIC STORM WILL BEGIN FRIDAY AFTERNOON
IN SAN BERNARDINO...RIVERSIDE AND ORANGE COUNTIES. THE RAIN WILL
THEN SPREAD SOUTHEAST INTO SAN DIEGO COUNTY FRIDAY NIGHT.

A PERIOD OF MODERATE TO HEAVY RAIN IS LIKELY FRIDAY NIGHT AND
SATURDAY WHEN THE MAIN UPPER LEVEL TROUGH AND SURFACE COLD FRONT
MOVE ACROSS SOUTHERN CALIFORNIA. THUNDERSTORMS ARE ALSO POSSIBLE
DURING THIS TIME. THE SHOWERS WILL DECREASE IN COVERAGE AND
INTENSITY LATE SATURDAY NIGHT.

RAINFALL TOTALS FOR THIS STORM WILL RANGE FROM ONE HALF TO 1 INCH IN
THE COASTAL AND VALLEY AREAS. 1 TO 2 INCHES IS FORECAST ON THE LOWER
MOUNTAIN SLOPES...WITH HIGHER 3 INCH TOTALS OVER THE SAN BERNARDINO
MOUNTAINS QUITE LIKELY. THE HIGH DESERTS OF THE APPLE AND LUCERNE
VALLEYS WILL GENERALLY RECEIVE ONE QUARTER TO ONE HALF INCH. THE
LOWERS DESERTS RECEIVING ONE TENTH TO ONE QUARTER INCH.

THE SNOW LEVEL WILL INITIALLY BE QUITE HIGH FRIDAY
AFTERNOON...AROUND 6500 FEET. IT WILL LOWER TO BETWEEN 5000 AND 5500
FEET SATURDAY AFTERNOON AND REMAIN NEAR THAT LEVEL THROUGH SUNDAY. 6
TO 12 INCHES OF SNOW IS EXPECTED IN THE SAN BERNARDINO AND RIVERSIDE
COUNTY MOUNTAINS BETWEEN 6000 AND 7000 FEET...WITH OVER A FOOT OF
SNOW ABOVE 7000 FEET.

THE CURRENTLY EXPECTED RAINFALL COULD RESULT IN SOME LOCAL URBAN OR
SMALL STREAM FLOODING...BUT WIDESPREAD FLOODING APPEARS UNLIKELY. AS
WITH ANY WINTER SEASON WET PERIOD...MUD AND DEBRIS FLOWS ARE
POSSIBLE IN RECENT BURN AREAS.

STAY TUNED TO LOCAL NEWS MEDIA AND NOAA WEATHER RADIO FOR UPDATES.

$$