Area Forecast Discussion
Issued by NWS San Francisco Bay Area, CA

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000
FXUS66 KMTR 301730
AFDMTR

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1030 AM PDT SAT APR 30 2016

.SYNOPSIS....WIND ADVISORY CONTINUES IN THE HILLS THROUGH 10 AM AS
GUSTY NORTHERLY WINDS CONTINUE OVER THE REGION. WINDS WILL
EASE BY MIDDAY FOLLOWED BY A SUNNY AND WARM AFTERNOON. OFFSHORE
WINDS CONTINUE TONIGHT INTO SUNDAY WITH ANOTHER SUNNY AND WARM
AFTERNOON TO FINISH THE WEEKEND. COASTAL STRATUS RETURNS TO THE
COAST SUNDAY NIGHT INTO MONDAY AS HIGH PRESSURE WEAKENS.
SEASONABLE AND DRY TUESDAY BEFORE THE NEXT TROUGH ARRIVES
WEDNESDAY WITH A COOLING TREND THAT WILL LEAD TO A CHANCE OF
SHOWERS THURSDAY AND FRIDAY WITH BELOW NORMAL TEMPERATURES.

&&

.DISCUSSION...AS OF 9:15 AM PDT SATURDAY...SKIES ARE CLEAR THIS
MORNING ACROSS THE DISTRICT. TEMPERATURES COOLED OFF OVERNIGHT DUE
TO NO CLOUD COVER...BUT ARE ALREADY WARMING NICELY ACROSS THE
DISTRICT. CURRENT READINGS ARE RUNNING FROM THE 50S TO LOWER 60S
ALREADY...UP BY AS MANY AS 10 DEGREES OVER YESTERDAY AT THIS TIME.
HIGHS TODAY ARE GOING TO BE MUCH WARMER THAN YESTERDAY WITH 70S
TO MID 80S EXPECTED. OFFSHORE WINDS TONIGHT INTO SUNDAY WILL KEEP
SKIES STRATUS FREE WITH WARM TEMPERATURES EXPECTED AGAIN ON
SUNDAY.

THE 12Z NAM IS STILL INDICATING A SOUTHERLY SURGE OF STRATUS ON
SUNDAY REACHING SANTA CRUZ BY SUNDAY AFTERNOON. THIS COULD AFFECT
SOME COASTAL TEMPS TOMORROW...BUT COOLING IS MORE LIKELY TO OCCUR
ON MONDAY AS THE SURFACE FLOW BECOMES ONSHORE. ONSHORE FLOW
MONDAY AND TUESDAY WILL BRING SEASONABLE AND DRY WEATHER...MORNING
CLOUDS FOLLOWED BY AFTERNOON SUNSHINE.

ANOTHER LATE SPRING TROUGH IS PROGGED TO ARRIVE BY MIDWEEK
BRINGING COOLER WEATHER AND A CHANCE OF SHOWERS AFTER MIDWEEK. THE
UPPER LOW IS FORECAST TO REMAIN FAIRLY STATIONARY OVER SOUTHERN
NEVADA/SOUTHERN CALIFORNIA THROUGH THE END OF THE WEEK KEEPING
COOL TEMPS ACROSS OUR AREA WITH POSSIBLE SHOWERS.

&&

.AVIATION...AS OF 10:30 AM PDT SATURDAY...THE CURRENT VISIBLE
SATELLITE IMAGE IS SHOWING CLEAR SKIES AROUND THE FORECAST AREA
THIS MORNING AS OFFSHORE FLOW RESIDES WITHIN THE LOWER BOUNDARY
LAYER. THE CLEAR SKIES WILL ENHANCE THE AFTERNOON SEA BREEZE WHICH
WILL BRING GUSTY ONSHORE WINDS TO THE AREA. OTHERWISE VFR
CONDITIONS ARE EXPECTED TO PREVAIL THROUGH THE NEXT 24 TO 36
HOURS.

VICINITY OF KSFO...VFR CONDITIONS ARE EXPECTED TO PREVAIL THROUGH
THE NEXT 36 HOURS. THE AFTERNOON SEA BREEZE WILL REACH 20 TO 25
KT WITH GUSTS TO 30 KT POSSIBLE.

CONFIDENCE IS HIGH.

SFO BRIDGE APPROACH...SIMILAR TO KSFO.

MONTEREY BAY TERMINALS...VFR CONDITIONS ARE EXPECTED TO PREVAIL
THROUGH THE NEXT 24 HOURS. THE AFTERNOON SEA BREEZE IS ANTICIPATED
TO REACH 10 T 15 KT THIS AFTERNOON WITH GUSTS TO 20 KT POSSIBLE.

CONFIDENCE IS HIGH.

&&

.MARINE...AS OF 8:58 AM PDT SATURDAY...MODERATE TO LOCALLY STRONG
NORTHERLY WINDS WILL PREVAIL THROUGH THIS EVENING AS A THERMAL
TROUGH RESIDES OVER CALIFORNIA. THESE WINDS WILL PRODUCE ROUGH SEA
SURFACE CONDITIONS WITH STEEP FRESH SWELL. WINDS WILL DECREASE
OVERNIGHT AS THE SURFACE PRESSURE GRADIENT WEAKENS LEADING TO
IMPROVE SEA CONDITIONS.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
     .TDAY...SCA...PIGEON PT TO PT PINOS 0-10 NM
             SCA...PT ARENA TO PIGEON PT 10-60 NM
             SCA...PT ARENA TO PT REYES 0-10 NM
             SCA...PT REYES TO PIGEON PT 0-10 NM
             SCA...PT PINOS TO PT PIEDRAS BLANCAS 0-10 NM
             SCA...PIGEON PT TO PT PIEDRAS BLANCAS 10-60 NM
             SCA...ROUGH BAR ADVISORY FOR SF BAR
             SCA...MRY BAY FROM NOON

&&

$$

PUBLIC FORECAST: SIMS
AVIATION: LARRY
MARINE: LARRY


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