Alert archive / California / Beach Hazards Statements in 2013
Beach Hazards Statement 16, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Dec 24, 2013, 10:35 AM PST for 6 counties in California. It took effect at Dec 25, 2013, 12:00 PM PST. It was in force for 45 hr.
The area
The counties it named.
The facts
- Issued
- Dec 24, 2013, 10:35 AM PST (18:35 UTC)
- In effect from
- Dec 25, 2013, 12:00 PM PST
- Expired
- Dec 27, 2013, 8:38 AM PST
- In force
- 45 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties City and County of San Francisco, CA, Marin County, CA, Monterey County, CA, San Mateo County, CA, Santa Cruz County, CA, Sonoma County, CA
The nearest sounding before it
Oakland, CA (KOAK), launched 12:00Z, 6.6 hours before the alert went out and 26 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2025 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
980 WHUS46 KMTR 241835 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1035 AM PST TUE DEC 24 2013 CAZ006-505-509-529-530-251845- /O.NEW.KMTR.BH.S.0016.131225T2000Z-131227T2300Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 1035 AM PST TUE DEC 24 2013 ...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR AN ENHANCED RISK OF RIP CURRENTS...LARGE SURF...AND SNEAKER WAVES...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH FRIDAY AFTERNOON. * LOCATION...THE ENTIRE COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. * TIMING...A VERY LONG PERIOD SWELL WILL MOVE INTO THE REGION ON WEDNESDAY AFTERNOON. * IMPACTS...STRONG RIP CURRENTS...SNEAKER WAVES...AND POSSIBLE LARGE SURF. PRECAUTIONARY/PREPAREDNESS ACTIONS...PEOPLE VENTURING NEAR THE OCEAN THIS WEEK SHOULD BE ALERT FOR LARGER THAN NORMAL BREAKING WAVES CAPABLE OF PRODUCING SNEAKER WAVES OR RIP CURRENTS WHICH CAN SWEEP A PERSON OUT TO SEA. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
4 follow-up statements
390 WHUS46 KMTR 251725 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 925 AM PST WED DEC 25 2013 CAZ006-505-509-529-530-261730- /O.CON.KMTR.BH.S.0016.131225T2000Z-131227T2300Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 925 AM PST WED DEC 25 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON... * LOCATION...THE ENTIRE COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. * TIMING...A VERY LONG PERIOD SWELL WILL MOVE INTO THE REGION THIS AFTERNOON AND CONTINUE THROUGH AT LEAST FRIDAY AFTERNOON. * IMPACTS...STRONG RIP CURRENTS...SNEAKER WAVES...AND POSSIBLE LARGE SURF. PRECAUTIONARY/PREPAREDNESS ACTIONS...PEOPLE VENTURING NEAR THE OCEAN THIS WEEK SHOULD BE ALERT FOR LARGER THAN NORMAL BREAKING WAVES CAPABLE OF PRODUCING SNEAKER WAVES OR RIP CURRENTS WHICH CAN SWEEP A PERSON OUT TO SEA. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
924 WHUS46 KMTR 261623 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 823 AM PST THU DEC 26 2013 CAZ006-505-509-529-530-271630- /O.CON.KMTR.BH.S.0016.000000T0000Z-131227T2300Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 823 AM PST THU DEC 26 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH FRIDAY AFTERNOON... * LOCATION...THE ENTIRE COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. * TIMING...A VERY LONG PERIOD SWELL WILL CONTINUE TO IMPACT THE REGION INTO AT LEAST FRIDAY AFTERNOON. * IMPACTS...STRONG RIP CURRENTS...SNEAKER WAVES...AND POSSIBLE LARGE SURF. PRECAUTIONARY/PREPAREDNESS ACTIONS...PEOPLE VENTURING NEAR THE OCEAN THIS WEEK SHOULD BE ALERT FOR LARGER THAN NORMAL BREAKING WAVES CAPABLE OF PRODUCING SNEAKER WAVES OR RIP CURRENTS WHICH CAN SWEEP A PERSON OUT TO SEA. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
931 WHUS46 KMTR 271051 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 251 AM PST FRI DEC 27 2013 CAZ006-505-509-529-530-272300- /O.CON.KMTR.BH.S.0016.000000T0000Z-131227T2300Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 251 AM PST FRI DEC 27 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS AFTERNOON... * LOCATION...THE ENTIRE COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. * TIMING...A VERY LONG PERIOD SWELL WILL CONTINUE TO IMPACT THE REGION THROUGH THE AFTERNOON HOURS. * IMPACTS...STRONG RIP CURRENTS...SNEAKER WAVES...AND POSSIBLE LARGE SURF. PRECAUTIONARY/PREPAREDNESS ACTIONS...PEOPLE VENTURING NEAR THE OCEAN THIS WEEK SHOULD BE ALERT FOR LARGER THAN NORMAL BREAKING WAVES CAPABLE OF PRODUCING SNEAKER WAVES OR RIP CURRENTS WHICH CAN SWEEP A PERSON OUT TO SEA. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
229 WHUS46 KMTR 271638 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 838 AM PST FRI DEC 27 2013 CAZ006-505-509-529-530-271745- /O.CAN.KMTR.BH.S.0016.000000T0000Z-131227T2300Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 838 AM PST FRI DEC 27 2013 ...BEACH HAZARDS STATEMENT IS CANCELLED... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS CANCELLED THE BEACH HAZARDS STATEMENT. SWELL HEIGHTS AND PERIODS HAVE DECREASED TO BELOW ADVISORY CRITERIA. $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
Nearby
Beach Hazards Statements in California, 2013Every beach hazards statement in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.