Small Craft Advisory 124, NWS San Francisco Bay Area, CA

773 
WHUS76 KMTR 150950
MWWMTR

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
250 AM PDT WED AUG 15 2012

PZZ530-151800-
/O.CON.KMTR.SC.Y.0124.120815T1900Z-120816T0400Z/
SAN FRANCISCO/SAN PABLO/SUISUN BAYS AND THE WEST DELTA-
250 AM PDT WED AUG 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM
PDT THIS EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM
PDT THIS EVENING. 

* WINDS: WESTERLY WINDS BETWEEN 15 AND 25 KT ARE EXPECTED 
  THIS AFTERNOON AND EVENING. STRONGEST WINDS WILL BE 
  THROUGH THE GOLDEN GATE AND NEAR ANGEL ISLAND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS... ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

644 
WHUS76 KMTR 151527
MWWMTR

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
827 AM PDT WED AUG 15 2012

PZZ530-152330-
/O.CON.KMTR.SC.Y.0124.120815T1900Z-120816T0400Z/
SAN FRANCISCO/SAN PABLO/SUISUN BAYS AND THE WEST DELTA-
827 AM PDT WED AUG 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM
PDT THIS EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM
PDT THIS EVENING. 

* WINDS: WESTERLY WINDS BETWEEN 15 AND 25 KT ARE EXPECTED THIS 
  AFTERNOON AND EVENING. STRONGEST WINDS WILL BE THROUGH THE 
  GOLDEN GATE AND NEAR ANGEL ISLAND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS... ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

510 
WHUS76 KMTR 152120
MWWMTR

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
220 PM PDT WED AUG 15 2012

PZZ530-160400-
/O.CON.KMTR.SC.Y.0124.000000T0000Z-120816T0400Z/
SAN FRANCISCO/SAN PABLO/SUISUN BAYS AND THE WEST DELTA-
220 PM PDT WED AUG 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING. 

* WINDS: WESTERLY WINDS WILL CONTINUE BETWEEN 15 AND 25 KNOTS THIS
  AFTERNOON AND AND EVENING. WINDS WILL DIMINISH LATE THIS
  EVENING...SEVERAL HOURS BEFORE MIDNIGHT. THE STRONGEST WINDS
  WILL BE THROUGH THE GOLDEN GATE AND NEAR ANGEL ISLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS... ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

503 
WHUS76 KMTR 160423
MWWMTR

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
923 PM PDT WED AUG 15 2012

PZZ530-161230-
/O.EXP.KMTR.SC.Y.0124.000000T0000Z-120816T0400Z/
/O.NEW.KMTR.SC.Y.0125.120816T1900Z-120817T0400Z/
SAN FRANCISCO/SAN PABLO/SUISUN BAYS AND THE WEST DELTA-
923 PM PDT WED AUG 15 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 9 PM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE SAN FRANCISCO HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT FROM NOON TO 9 PM PDT
THURSDAY.  

* WINDS: WESTERLY WINDS BETWEEN 15 AND 25 KT ARE EXPECTED THURSDAY
  AFTERNOON AND EVENING. STRONGEST WINDS WILL BE THROUGH THE
  GOLDEN GATE AND NEAR ANGEL ISLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS... ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
600 PM PDT TUE AUG 14 2012

.DISCUSSION...AS OF 2:44 PM PDT TUESDAY...SATELLITE IMAGERY SHOWS
COASTAL STRATUS NESTLED RIGHT UP ALONG THE WEST COAST FROM POINT
CONCEPTION ALL THE WAY TO POINT ARENA...AND WITH A ROBUST ONSHORE
FLOW...2.7 MB FROM SFO TO SAC...STRATUS CAN BE SEEN SHOOTING
THROUGH THE GOLDEN GATE. LOW CLOUDS ALSO COVER THE AVENUES IN THE
CITY...AND ARE ALREADY STARTING TO ADVANCE INTO THE EXTREME
NORTHERN SALINAS VALLEY. SATELLITE IMAGERY ALSO SHOWS SOME MID OR
HIGH CLOUDS CURRENTLY MOVING OVER THE BAY AREA AND NORTH BAY
COUNTIES. IN ADDITION...DEW POINT TEMPERATURES ARE HIGHER IN MOST
PLACES THUS RELATIVE HUMIDITY VALUES ARE ALSO UP. TEMPERATURES ARE
OVERALL COOLER AT MOST LOCATIONS EXCEPT FOR AT MONTEREY AND SAN
FRANCISCO AIRPORTS...BOTH OF THOSE LOCATIONS ARE REPORTING 67
DEGREES WHICH IS WARMER THAN YESTERDAY AT THIS TIME. THE MARINE
LAYER DEPTH REMAINS ABOUT THE SAME AS THIS MORNING WITH 1200 FEET
AT THE FORT ORD PROFILER. EXPECT LOW CLOUDS TO SPREAD LOCALLY
INLAND AGAIN OVERNIGHT.

A MODEST COOLING TREND IS STILL INDICATED THROUGH THE FORECAST
PERIOD AS LOW PRESSURE SETS UP OFF THE WEST COAST. IN
ADDITION...AN INCREASE IN MID AND UPPER LEVEL MOISTURE BY THE
WEEKEND WILL MAKE POTENTIAL CONVECTION MORE PLAUSIBLE. HAVE UPPED
POPS INTO THE SLIGHT CHANCE CATEGORY BEGINNING FRIDAY AFTERNOON
AND CONTINUING INTO SATURDAY EVENING. THE BEST CHANCES WILL BE
OVER THE HIGHER TERRAIN.

&&

.AVIATION...AS OF 6:00 PM PDT TUESDAY...THE MARINE LAYER HAS DEEPENED
A FEW HUNDRED FEET OVER THE LAST 24 HOURS WHICH WILL ALLOW THE STRATUS
TO MOVE IN A BIT EARLIER THIS EVENING AS WELL AS PENETRATE FARTHER
INLAND OVERNIGHT. VFR CONDITIONS EXPECTED OVER MOST TERMINALS WITH
THE EXCEPTION OF KOAK AND THE MONTEREY BAY TERMINALS WHERE CIGS HAVE
ALREADY RETURNED. MODERATE AND LOCALLY GUSTY ONSHORE FLOW WILL
PERSIST THIS EVENING THEN GRADUALLY DIMINISH BECOMING LIGHT AND
VARIABLE OVERNIGHT. WINDS WILL STRENGTHEN ONCE AGAIN TUESDAY
AFTERNOON.

VICINITY OF KSFO...VFR CONDITION WILL PREVAIL THROUGH TONIGHT OVER
KSFO WITH BKN IFR CIGS EXPECTED OVER KOAK AFTER 11Z WEDNESDAY MORNING.
WITH CLEARING ANTICIPATED BY 17Z.

KSFO BRIDGE APPROACH...VFR CONDITIONS THROUGH FORECAST PERIOD.

MONTEREY BAY AREA TERMINALS...IFR CIGS EXPECTED TO LOWER TO LIFR
AFTER MIDNIGHT TONIGHT. STRATUS MAY BE LOCALLY DENSE AT TIMES.
LIGHT WEST WIND BECOMING LIGHT AND VARIABLE OVERNIGHT.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
     .TNGT...SCA...SF BAY UNTIL 9 PM

&&

PUBLIC FORECAST: SIMS
AVIATION/MARINE: CW