HAZARDOUS WEATHER OUTLOOK
Issue Date: 145 PM PST SUN DEC 6 2009
Expiration: 415 AM PST MON DEC 07 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
CALIFORNIA AND PZ.
.DAY ONE...TODAY AND TONIGHT
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A STRONG COLD FRONT WILL MOVE ACROSS SOUTHERN CALIFORNIA MONDAY AND
MONDAY NIGHT...BRINGING...
* RAIN...HEAVY AT TIMES...WITH LOCAL URBAN AND SMALL STREAM
FLOODING POSSIBLE...
* A LOT OF MOUNTAIN SNOW ABOVE 6000 FEET...WITH A WINTER STORM
WARNING IN EFFECT FOR THE SAN BERNARDINO AND RIVERSIDE COUNTY
MOUNTAINS FROM MONDAY MORNING THROUGH LATE MONDAY NIGHT...
* STRONG SOUTH TO WEST WINDS...WITH GUSTS OF 60 MPH POSSIBLE.
STRONGEST WINDS WILL BE WITH THE PASSAGE OF THE COLD FRONT MONDAY
EVENING.
* HAZARDOUS BOATING CONDITIONS FOR POSSIBLE GALE FORCE WINDS AND
STEEP SEAS IN THE INNER AND OUTER WATERS FROM MID MORNING MONDAY
THROUGH LATE MONDAY NIGHT...
* ABOVE NORMAL SURF AT THE BEACHES LATE MONDAY THROUGH TUESDAY
WITH SOME SETS WELL OVER 6 FEET.
A WARMER STORM COULD BRING MODERATE AMOUNTS OF RAIN ON THURSDAY OR
THURSDAY NIGHT.
.SPOTTER INFORMATION STATEMENT...SKYWARN WEATHER ACTIVATION IS NOT
REQUESTED FOR THIS AREA...HOWEVER WEATHER SPOTTERS ARE ENCOURAGED TO
REPORT SIGNIFICANT WEATHER CONDITIONS.
SPECIAL WEATHER STATEMENT
Issue Date: 115 PM PST SUN DEC 6 2009
Expiration: 600 AM PST MON DEC 07 2009
...STRONG WINTER STORM TO BRING RAIN AND WIND TO THE AREA WITH HEAVY
SNOW AT HIGHER ELEVATIONS MONDAY AND MONDAY NIGHT...
...MORE PRECIPITATION POSSIBLE LATER IN THE WEEK...
A STRONG WINTER STORM...ORIGINATING OUT OF WESTERN CANADA BUT
PICKING UP PACIFIC MOISTURE...WILL MOVE OVER SOUTHERN CALIFORNIA
MONDAY AND MONDAY NIGHT. THIS WILL BRING WIDESPREAD RAIN...HEAVY AT
TIMES AND STRONG WINDS. SNOW WILL FALL IN THE HIGHER
MOUNTAINS...WITH HEAVIEST SNOW ABOVE 6000 FEET IN THE SAN BERNARDINO
COUNTY MOUNTAINS WHERE ONE TO TWO FEET COULD FALL BY MONDAY NIGHT.
SNOW LEVELS WILL BE VARIABLE...RANGING FROM 4500 FEET EARLY MONDAY
TO 6000 OR 6500 FEET WHEN SOME WARM AIR MOVES INTO THE STORM BUT
THEN DOWN TO 3000 FEET OR LESS BY LATE MONDAY NIGHT AFTER THE COLD
FRONT PASSES TO THE EAST.
RAINFALL AMOUNTS WILL RANGE FROM ONE TO TWO INCHES IN COASTAL
AREAS...TWO TO FOUR INCHES IN THE MOUNTAINS AND FOOTHILLS AND AROUND
ONE-HALF INCH IN THE DESERTS. LOCAL FLOODING AND MINOR DEBRIS FLOW
WILL BE POSSIBLE...ESPECIALLY IN THE BURN AREAS.
STRONG GUSTY WINDS WILL OCCUR OVER THE ENTIRE REGION...BUT STRONGEST
WINDS WILL OCCUR WITH THE PASSAGE OF THE COLD FRONT MONDAY EVENING.
WIND GUSTS COULD EXCEED 60 MPH AT LOWER ELEVATIONS...AND 70 MPH IN
SOME MOUNTAIN LOCATIONS. THIS COULD PRODUCE DAMAGE TO POWER
LINES...TREES AND COMMUNICATIONS TOWERS. DRIVING WILL BE QUITE
DIFFICULT WITH THE WIND...RAIN AND MOUNTAIN SNOW.
THE SURF AT THE BEACHES AND WAVES OVER THE COASTAL WATERS WILL BE
HIGH...AND WINDS COULD REACH GALE FORCE.
THE SYSTEM WILL EXIT THE AREA TO THE EAST TUESDAY...BUT ANOTHER
PACIFIC STORM SYSTEM WILL LIKELY BRING MORE RAIN THURSDAY OR FRIDAY.
RAINFALL AMOUNTS ARE UNCERTAIN WITH THIS SYSTEM...BUT WINDS ARE
LIKELY TO BE MUCH LIGHTER...AND SNOW LEVELS WILL BE HIGHER.
STAYED TUNED FOR UPDATES ON THIS DEVELOPING WEATHER EVENT. LISTEN TO
NOAA WEATHER RADIO OR VISIT OUR WEBSITE AT WEATHER.GOV/SANDIEGO FOR
THE LATEST UPDATES OF FORECASTS AND WARNINGS.
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