Beach Hazards Statement 15, NWS San Francisco Bay Area, CA

000 
WHUS46 KMTR 150545
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
945 PM PST SAT DEC 14 2013

...LARGE WEST SWELL AND SNEAKER WAVES EXPECTED SUNDAY AND MONDAY
ALONG AREA BEACHES...

.A LARGE WESTERLY SWELL WILL SET UP ALONG THE COAST ON SUNDAY.
SWELL ARE FORECAST TO INCREASE TO 6 TO 8 FEET AT 18 SECONDS WHICH
WILL BRING LARGER THAN NORMAL SURF AND A HIGH POTENTIAL FOR BEACH
HAZARDS ALONG THE BEACHES.

CAZ006-505-509-529-530-151345-
/O.CON.KMTR.BH.S.0015.131215T1400Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
945 PM PST SAT DEC 14 2013

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 6 AM PST SUNDAY
THROUGH MONDAY AFTERNOON...

* LOCATION...THE NORTHERN AND CENTRAL CALIFORNIA COAST FROM 
  SONOMA COUNTY TO SOUTHERN MONTEREY COUNTY. 

* TIMING...SUNDAY MORNING THROUGH MONDAY AFTERNOON.

* IMPACTS...LARGE SURF...POSSIBLE SNEAKER WAVES AND STRONG RIP 
  CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR
SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A
HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE
SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN
THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS
OR JETTIES.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

000 
WHUS46 KMTR 151321
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
521 AM PST SUN DEC 15 2013

...LARGE WEST SWELL AND SNEAKER WAVES EXPECTED SUNDAY AND MONDAY
ALONG AREA BEACHES...

.A LARGE WESTERLY SWELL WILL SET UP ALONG THE COAST ON SUNDAY.
SWELL ARE FORECAST TO INCREASE TO 6 TO 8 FEET AT 17 SECONDS WHICH
WILL BRING LARGER THAN NORMAL SURF AND A HIGH POTENTIAL FOR BEACH
HAZARDS ALONG THE BEACHES.

CAZ006-505-509-529-530-152100-
/O.CON.KMTR.BH.S.0015.131215T1400Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
521 AM PST SUN DEC 15 2013

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH MONDAY
AFTERNOON...

* LOCATION...THE NORTHERN AND CENTRAL CALIFORNIA COAST FROM 
  SONOMA COUNTY TO SOUTHERN MONTEREY COUNTY. 

* TIMING...SUNDAY MORNING THROUGH MONDAY AFTERNOON.

* IMPACTS...LARGE SURF...POSSIBLE SNEAKER WAVES AND STRONG RIP 
  CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR
SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A
HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE
SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN
THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS
OR JETTIES.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

000 
WHUS46 KMTR 152044
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1244 PM PST SUN DEC 15 2013

...LARGE WEST SWELL AND SNEAKER WAVES EXPECTED THROUGH MONDAY
ALONG AREA BEACHES...

.A LARGE WESTERLY SWELL WILL SET UP ALONG THE COAST TODAY.
SWELL ARE FORECAST TO INCREASE TO 6 TO 8 FEET AT 17 SECONDS WHICH
WILL BRING LARGER THAN NORMAL SURF AND A HIGH POTENTIAL FOR BEACH
HAZARDS ALONG THE BEACHES.

CAZ006-505-509-529-530-161000-
/O.CON.KMTR.BH.S.0015.000000T0000Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1244 PM PST SUN DEC 15 2013

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH MONDAY
AFTERNOON...

* LOCATION...THE NORTHERN AND CENTRAL CALIFORNIA COAST FROM 
  SONOMA COUNTY TO SOUTHERN MONTEREY COUNTY. 

* TIMING...THROUGH MONDAY AFTERNOON.

* IMPACTS...LARGE SURF...POSSIBLE SNEAKER WAVES AND STRONG RIP 
  CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR
SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A
HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE
SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN
THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS
OR JETTIES.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

000 
WHUS46 KMTR 161010
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
210 AM PST MON DEC 16 2013

...LARGE WEST SWELL AND SNEAKER WAVES EXPECTED TODAY
ALONG AREA BEACHES...

.A LARGE WESTERLY SWELL WILL CONTINUE TO IMPACT THE COAST TODAY. SWELL
WILL BE 6 TO 8 FEET AT 17 SECONDS WHICH WILL
BRING LARGER THAN NORMAL SURF AND A HIGH POTENTIAL FOR BEACH
HAZARDS ALONG THE BEACHES.

CAZ006-505-509-529-530-170200-
/O.CON.KMTR.BH.S.0015.000000T0000Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
210 AM PST MON DEC 16 2013

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
AFTERNOON...

* LOCATION...THE NORTHERN AND CENTRAL CALIFORNIA COAST FROM 
  SONOMA COUNTY TO SOUTHERN MONTEREY COUNTY. 

* TIMING...THROUGH MONDAY AFTERNOON.

* IMPACTS...LARGE SURF...POSSIBLE SNEAKER WAVES AND STRONG RIP 
  CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR
SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A
HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE
SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN
THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS
OR JETTIES.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

000 
WHUS46 KMTR 161702
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
902 AM PST MON DEC 16 2013

...LARGE WEST SWELL AND SNEAKER WAVES EXPECTED TODAY ALONG AREA
BEACHES...

.A LARGE WESTERLY SWELL WILL CONTINUE TO IMPACT THE COAST TODAY.
SWELL WILL BE 6 TO 8 FEET AT 16 SECONDS WHICH WILL BRING LARGER
THAN NORMAL SURF AND A HIGH POTENTIAL FOR BEACH HAZARDS ALONG THE
BEACHES.

CAZ006-505-509-529-530-170200-
/O.CON.KMTR.BH.S.0015.000000T0000Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
902 AM PST MON DEC 16 2013

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

* LOCATION...THE NORTHERN AND CENTRAL CALIFORNIA COAST FROM 
  SONOMA COUNTY TO SOUTHERN MONTEREY COUNTY. 

* TIMING...THROUGH MONDAY AFTERNOON.

* IMPACTS...LARGE SURF...POSSIBLE SNEAKER WAVES AND STRONG RIP 
  CURRENTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR
SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A
HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE
SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN
THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS
OR JETTIES.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS.

&&

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

000 
WHUS46 KMTR 161930
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1130 AM PST MON DEC 16 2013

CAZ006-505-509-529-530-162030-
/O.CAN.KMTR.BH.S.0015.000000T0000Z-131217T0200Z/
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1130 AM PST MON DEC 16 2013

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS
CANCELLED THE BEACH HAZARDS STATEMENT. 

WEST SWELLS HAVE DIMINISHED BELOW ADVISORY CRITERIA THEREFORE THE
BEACH HAZARDS STATEMENT HAS BEEN CANCELLED.

$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
915 AM PST SAT DEC 14 2013

.DISCUSSION...AS OF 8:30 AM PST SATURDAY...SURFACE HIGH PRESSURE IS
OFF THE NORTHERN CALIFORNIA COAST WHILE A STRONGER SURFACE HIGH IS
OVER THE GREAT BASIN. STRONG OFFSHORE GRADIENTS WITH WMC-SFO AT 15
MB AND SAC-SFO AT 0.8 MB THIS MORNING WHILE PATCHY FOG EXISTS
ALONG THE COAST FROM HAF NORTH. UPPER LEVEL HIGH OFF THE COAST HAS
COMPRESSED THE FOG LAYER SO FOG IS LOCALLY DENSE. OFFSHORE FLOW
WILL START TO DOMINATE THE NEXT FEW DAYS AS THE SURFACE HIGH OFF
THE COAST WEAKENS. PATCHY FOG CANNOT BE RULED OUT TONIGHT ALONG
THE COAST BUT BY SUNDAY NIGHT IT IS EXPECTED TO CLEAR OUT.

THE UPPER HIGH WILL MOVE OVER THE AREA SUNDAY AND MONDAY BRINGING
WARMER TEMPERATURES TO THE AREA. BY MIDWEEK AN UPPER LEVEL TROUGH
WILL SWOOP DOWN FROM THE PACIFIC NORTHWEST AND BY THURSDAY IT WILL
FORM INTO A CUTOFF LOW OVER SOUTHERN CALIFORNIA. THIS SYSTEM WILL
BE AN INSIDE SLIDER SO RAIN CHANCES FROM THIS SYSTEM WILL BE VERY
LOW BUT IT WILL BE COOLER AND BREEZIER.

&&

.AVIATION...AS OF 9:15 AM PST SATURDAY...OFFSHORE FLOW WILL KEEP
CONDITIONS VFR TODAY. SOME LOCAL FOG EXPECTED NEAR SANTA ROSA LATE
TONIGHT OTHERWISE VFR. LIGHT WINDS.

VICINITY OF KSFO...VFR THROUGH THE PERIOD WITH LIGHT WINDS.

KSFO BRIDGE APPROACH...SAME AS KSFO.

MONTEREY BAY AREA TERMINALS...VFR. LIGHT WINDS.

&&

.MARINE...AS OF 3:20 AM PST SATURDAY...MAIN CONCERN THROUGH THE
FORECAST PERIOD WILL BE LONG PERIOD WESTERLY SWELL IMPACTING THE
COAST. FORERUNNER WAVES ARE EXPECTED TO ARRIVE EARLY SUNDAY
MORNING 3 TO 5 FT WITH A PERIOD OF 18 TO 20 SECONDS AND THEN BUILD
7 TO 9 FEET WITH A PERIOD OF 16-17 SECOND SUNDAY AND MONDAY. AS A
RESULT...THIS WILL RESULT IN LARGE BREAK WAVES ALONG POINT BREAKS
AND SNEAKER WAVES ON STEEP BEACHES. PERSONS VENTURING TO THE
COAST/BEACH SUNDAY SHOULD USE CAUTION. NEVER TURN YOUR BACK ON THE
OCEAN.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
     .TDAY...NONE.

&&

PUBLIC FORECAST: W PI
AVIATION: SIMS

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