000
FXUS66 KMTR 081742
AFDMTR

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA CA
908 AM PST SUN NOV 8 2009

.DISCUSSION...AS OF 9:08 AM PST SUNDAY...THE DISTRICT IS OFF
TO A COOLER START THIS MORNING WITH TEMPS IN THE 40S AND LOWER 50S.
SATELLITE IMAGERY SHOWS A LOT OF HIGH CLOUDS OVER THE AREA WHICH
COULD SERVE TO KEEP TEMPERATURES A BIT COOLER THAN THOSE ON SATURDAY.
MONDAY IS EXPECTED TO BE SIMILAR AS THE DISTRICT REMAINS UNDER A
ZONAL FLOW ALOFT.

THE HIGH SURF ADVISORY REMAINS IN EFFECT THROUGH THE AFTERNOON.
SWELL HEIGHTS REMAIN AT OR ABOVE 15 FEET AT COASTAL BUOYS. SWELLS ARE
EXPECTED TO DECREASE TO BELOW ADVISORY CRITERIA LATER TODAY.

BY MONDAY NIGHT INTO TUESDAY THE TAIL END OF A COLD FRONT IS PROGGED
TO MOVE ACROSS NORTHERN CALIFORNIA AND COULD BRING RAIN CHANCES TO
THE NORTHERN THIRD OF THE DISTRICT.

ANOTHER SYSTEM IS FORECAST TO MOVE ACROSS THE WEST LATE ON WEDNESDAY
AND LATEST MODEL RUNS INDICATE THIS ONE TO BE SLIGHTLY STRONGER WITH
RAIN CHANCES SPREADING ACROSS MOST OF THE CWA BY THURSDAY MORNING.
ADDITIONAL SHORTWAVES TO KEEP UNSETTLED WEATHER IN THE FORECAST
THROUGH THE REMAINDER OF THE WORK WEEK WITH HIGH PRESSURE BRIEFLY
BRINGING DRIER CONDITIONS THROUGH SATURDAY. THE LATEST RUN OF THE GFS
HAS ANOTHER FRONTAL SYSTEM MOVING THROUGH NEXT SUNDAY...HOWEVER THE
00Z RUN OF THE ECMWF KEEPS THE RIDGE IN PLACE UNTIL EARLY IN THE
FOLLOWING WEEK.

&&

.AVIATION...AS OF 9:40 AM PST SUNDAY...SURFACE HIGH PRESSURE
OVER NEVADA AND EASTERN OREGON WILL KEEP A DRY AIRMASS OVER THE
AREA.

VICINITY OF KSFO...VFR CONDITIONS THROUGH MONDAY. AFTERNOON WINDS
AROUND 15 KT.

KSFO BRIDGE APPROACH...VFR CONDITIONS THROUGH MONDAY.

MONTEREY BAY TERMINALS...VFR CONDITIONS THROUGH MONDAY.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
    .TDA....SCA FOR WINDS AND SEAS...PT. ARENA TO PT. PIEDRAS
            BLANCAS
         ...SCA FOR HAZARDOUS SEAS...MRY BAY
         ...ROUGH BAR FOR SAN FRANCISCO BAR
    .UNTIL 4 PM TODAY...HIGH SURF ADVISORY...SONOMA COAST SOUTH
            THROUGH THE MONTEREY COUNTY COAST.

$$

PUBLIC FORECAST: SSA
AVIATION/MARINE: W PI

NWS ON THE WEB AT WEATHER.GOV/SANFRANCISCO