Severe Thunderstorm Warning 6, NWS San Diego, CA

EXTREME SOUTHWESTERN CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN DIEGO CA
200 PM PST SUN MAR 5 2000

                             ...SYNOPSIS...
A COLD LOW PRESSURE SYSTEM MOVING THROUGH SOUTHERN CALIFORNIA WILL
BRING SHOWERS AND ISOLATED THUNDERSTORMS THROUGH MONDAY. THE SNOW
LEVEL WILL BE AS LOW AS 2000 FEET IN THE MOUNTAINS BY MONDAY
MORNING. WINTER STORM WARNINGS AND FLASH FLOOD WATCHES ARE IN
EFFECT. A BRIEF BREAK ON TUESDAY BUT ANOTHER STORM WILL MOVE INTO
THE AREA ON WEDNESDAY WITH MORE RAIN AND SNOW INTO THURSDAY.

                            ...DISCUSSION...
SATELLITE DATA HAS BEEN RESTORED TO AWIPS AROUND 1930Z SO IMAGERY
OTHER THAN THE WESTERN REGION FEED IS AVAILABLE...AGAIN.

COLD FRONT HAS MOVED ONSHORE LATE THIS MORNING AND CONTINUES TO MOVE
INLAND ACROSS THE CWFA AT THIS TIME. SEVERAL MESO CYCLONES PICKED UP
BY 88DS OFF THE COAST AND THIS WAS HANDLED BY SMW AND A SVR FOR THE
ORANGE AND SAN DIEGO COUNTY AREAS EARLIER. HAVE RECEIVED REPORTS OF
WIND DAMAGE IN THE ORANGE COUNTY AREA ABOUT THE TIME THE FRONT MOVED
ONSHORE. LATEST VISIBLE PHOTOS SHOW A LARGE AREA OF COLD CU COVERING
THE COASTAL WATERS. ANOTHER VORT MAX IS MOVING ABOUT 50 KNOTS
SOUTHEAST NEAR 33N/126W AND WILL SWING THROUGH THE AREA LATER THIS
EVENING AND TONIGHT. THIS FEATURE WILL LIKELY BRING MORE SHOWERS AND
THUNDERSTORMS TO THE CWFA WHEN IT MOVES THROUGH.  WILL KEEP THE
FLASH FLOOD WATCHES/URBAN AND SMALL STREAM ADVISORIES UP UNTIL THE
330 AM ROUTINE UPDATE AND LET LATER SHIFTS DECIDE WHETHER OR NOT TO
CANCEL OR EXTEND THEM.

12Z MODELS ARE IN GENERAL AGREEMENT MOVING THE TROUGH INLAND ON
MONDAY WITH A MINOR S/WV RIDGE FOR TUESDAY. WILL TAPER OF THE PCPN
MONDAY NIGHT AND TUESDAY MORNING WITH PARTLY CLOUDY MOST AREAS FOR
TUESDAY AFTERNOON. THICKNESS SHOWS SOME RECOVERY MONDAY NIGHT INTO
TUESDAY WITH THE SNOW LEVEL RISING TO NEAR 4000 FEET MONDAY
NIGHT/TUESDAY.

MEDIUM RANGE MODELS DEVELOP ANOTHER LOW OFF THE COAST ON TUESDAY
WHICH SWINGS INTO THE COAST WEDNESDAY AND THURSDAY. THIS SYSTEM DOES
NOT APPEARS TO BE AS COLD OR STRONG AS THE CURRENT S/WV BUT APPEARS
SHOWERS COULD LINGER INTO FRIDAY MORNING.

SAN 9742

.SAN...WINTER STORM WARNING THROUGH MONDAY...ALL MOUNTAINS
       SNOW ADVISORY THROUGH MONDAY...APPLE YUCCA VALLEY
       FLASH FLOOD WATCH THROUGH 330 AM...ALL AREAS.
       SMALL CRAFT ADVISORY FO}R HAZARDOUS SEAS
       URBAN AND SMALL STREAM ADVISORY...ALL AREAS
       FLOOD WATCH...SAN DIEGO RIVER AT FASHION VALLEY UNTIL NOON
                     MONDAY.

HORTON

CAZ042-043-048>050-055>058-060>062-052230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
1020 PST SUN MAR 5 2000

...A POWERFUL GULF OF ALASKA STORM IS MOVING OVER SOUTHERN CALIFORNIA
   BRINGING THE POSSIBILITY OF SEVERE WEATHER...

A STORM FROM THE GULF OF ALASKA HAS MOVED INTO SOUTHERN CALIFORNIA.
THIS STORM HAS THE POTENTIAL TO BRING HEAVY RAIN AND SNOW TO A LARGE
SECTION OF SOUTHWEST CALIFORNIA AND NORTHERN BAJA TODAY AND
MONDAY.

OF IMMEDIATE CONCERN IS A LINE OF STRONG...POSSIBLY SEVERE
THUNDERSTORMS DEVELOPING OVER THE COASTAL WATERS...MOVING TOWARD THE
MAINLAND.  THE THUNDERSTORMS MAY CONTAIN WATERSPOUTS THAT CAN MOVE ONSHORE
AS SMALL TORNADOES...AS WELL AS FUNNEL CLOUDS THAT CAN DEVELOP INTO
SMALL TORNADOES OVER MAINLAND AREAS.  BEHIND THIS INITIAL LINE OF
THUNDERSTORMS...OTHER STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE.

THUNDERSTORMS WITH DAMAGING WINDS AND BRIEF TORNADOES ARE POSSIBLE
WITH THIS STORM THROUGH MONDAY...IN ADDITION TO HAIL...FUNNEL
CLOUDS...AND WATERSPOUTS.

WIDESPREAD RAINFALL AMOUNTS BETWEEN ONE AND TWO INCHES ARE EXPECTED
IN THE COASTAL AND VALLEY AREAS...AND 2 TO 4 INCHES IN THE LOWER
MOUNTAINS SLOPES.  1 TO 2 FEET OF NEW SNOW WITH LOCAL AMOUNTS OVER 2
FEET IS EXPECTED ABOVE 5000 FEET.

SNOW LEVELS WILL LOWER DRAMATICALLY AS THIS STORM MOVES ONSHORE.
SNOW LEVELS DOWN TO 2000 FEET ARE POSSIBLE LATE SUNDAY NIGHT AND
MONDAY. SNOW ACCUMULATIONS ON THE UPPER DESERTS AND SOME FOOTHILL
AREAS ARE POSSIBLE. OUTDOOR ACTIVITIES AND TRAVEL IS EXPECTED TO BE
HAZARDOUS TONIGHT THROUGH MONDAY MORNING ABOVE ABOUT 2000 FEET.

LAW ENFORCEMENT AND LAND MANAGEMENT PERSONNEL...RANCHERS...AND
OTHERS WORKING OUTDOORS OR PLANNING TRAVEL OR ACTIVITIES IN THE
MOUNTAINS AND DESERTS ARE URGED TO MONITOR WEATHER CONDITIONS
CLOSELY. STAY TUNED TO THE NATIONAL WEATHER SERVICE OR THE LOCAL
NEWS MEDIA FOR THE LATEST UPDATES AND POSSIBLE WARNINGS.

SMALL

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
245 PM PST SUN MAR 5 2000

TIME(PST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1045 AM    HUNTINGTON BEACH PIER    CA    60 MPH WIND GUST DAMAGED A
03/05/00   ORANGE COUNTY  CA              A BUILDING ON THE PIER.
                                          THE PIER WAS EVACUATED
                                          AND CLOSED.

IS