Alert archive / California / Beach Hazards Statements in 2013
Beach Hazards Statement 3, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Feb 1, 2013, 2:45 AM PST for 6 counties in California. It took effect at Feb 2, 2013, 4:00 AM PST. It was in force for 30 hr.
The area
The counties it named.
The facts
- Issued
- Feb 1, 2013, 2:45 AM PST (10:45 UTC)
- In effect from
- Feb 2, 2013, 4:00 AM PST
- Expired
- Feb 3, 2013, 10:00 AM PST
- In force
- 30 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 radar
The San Francisco radar (KMUX), 53 km from the middle of the area, began a volume at 10:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Oakland, CA (KOAK), launched 00:00Z, 10.8 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
- 1808 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
737 WHUS46 KMTR 011045 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 245 AM PST FRI FEB 1 2013 ...LONG PERIOD SWELL APPROACHING THE COAST WILL RESULT IN A RISK OF SNEAKER WAVE ACTIVITY... CAZ006-505-509-021045- /O.NEW.KMTR.BH.S.0003.130202T1200Z-130203T1800Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST- 245 AM PST FRI FEB 1 2013 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR SNEAKER WAVES...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. * LOCATION...THE COAST LINE FROM SONOMA COUNTY TO SAN MATEO COUNTY. * TIMING...SMALLER FORERUNNER WAVES WAVES WILL REACH THE COAST LATE FRIDAY NIGHT WITH SEAS BUILDING SATURDAY INTO SUNDAY MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. 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. && $$ CAZ529-530-021045- /O.NEW.KMTR.BH.S.0003.130202T1200Z-130203T1800Z/ NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 245 AM PST FRI FEB 1 2013 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR SNEAKER WAVES...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. * LOCATION...THE COAST LINES OF SANTA CRUZ AND MONTEREY COUNTY. * TIMING...SMALLER FORERUNNER WAVES WAVES WILL REACH THE COAST LATE FRIDAY NIGHT WITH SEAS BUILDING SATURDAY INTO SUNDAY MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS OR JETTIES. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
3 follow-up statements
416 WHUS46 KMTR 021020 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 220 AM PST SAT FEB 2 2013 ...LONG PERIOD SWELL APPROACHING THE COAST WILL RESULT IN A RISK OF SNEAKER WAVE ACTIVITY... CAZ006-505-509-031030- /O.CON.KMTR.BH.S.0003.130202T1200Z-130203T1800Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST- 220 AM PST SAT FEB 2 2013 ...BEACH HAZARDS STATEMENT FOR SNEAKER WAVES REMAINS IN EFFECT THROUGH SUNDAY MORNING... * LOCATION...THE COAST LINE FROM SONOMA COUNTY TO SAN MATEO COUNTY. * TIMING...SMALLER FORERUNNER WAVES WAVES WILL REACH THE COAST THIS MORNING WITH SEAS BUILDING LATER TODAY INTO SUNDAY MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. 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. && $$ CAZ529-530-031030- /O.CON.KMTR.BH.S.0003.130202T1200Z-130203T1800Z/ NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 220 AM PST SAT FEB 2 2013 ...BEACH HAZARDS STATEMENT FOR SNEAKER WAVES REMAINS IN EFFECT THROUGH SUNDAY MORNING... * LOCATION...THE COAST LINES OF SANTA CRUZ AND MONTEREY COUNTY. * TIMING...SMALLER FORERUNNER WAVES WAVES WILL REACH THE COAST THIS MORNING WITH SEAS BUILDING LATER TODAY INTO SUNDAY MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS OR JETTIES. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
645 WHUS46 KMTR 031032 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 232 AM PST SUN FEB 3 2013 ...LONG PERIOD SWELL APPROACHING THE COAST WILL RESULT IN A RISK OF SNEAKER WAVE ACTIVITY... CAZ006-505-509-031800- /O.CON.KMTR.BH.S.0003.000000T0000Z-130203T1800Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST- 232 AM PST SUN FEB 3 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * LOCATION...THE COAST LINE FROM SONOMA COUNTY TO SAN MATEO COUNTY. * TIMING...LARGE BREAKING WAVES ARE EXPECTED TO CONTINUE THROUGH MID MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. 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. && $$ CAZ529-530-031800- /O.CON.KMTR.BH.S.0003.000000T0000Z-130203T1800Z/ NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 232 AM PST SUN FEB 3 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * LOCATION...THE COAST LINES OF SANTA CRUZ AND MONTEREY COUNTY. * TIMING...LARGE BREAKING WAVES ARE EXPECTED TO CONTINUE THROUGH MID MORNING. * IMPACTS...LARGE SURF AT DEEP WATER BREAKS AND AN ENHANCED RISK OF SNEAKER WAVE ACTIVITY. STEEP BEACHES WILL HAVE A HIGHER RISK OF SNEAKER WAVE ACTIVITY WITH GREATER WAVE RUN UP ONTO BEACHES. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS OR JETTIES. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
611 WHUS46 KMTR 031740 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 940 AM PST SUN FEB 3 2013 CAZ006-505-509-031845- /O.EXP.KMTR.BH.S.0003.000000T0000Z-130203T1800Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST- 940 AM PST SUN FEB 3 2013 ...BEACH HAZARD STATEMENT WILL EXPIRE AT 10 AM PST THIS MORNING... THE LONG PERIOD WAVES HAVE PEAKED AND WILL SLOWLY SUBSIDE THIS AFTERNOON INTO TONIGHT. EVEN THOUGH THE BEACH HAZARD STATEMENT IS EXPIRING...THOSE HEADING TO THE BEACHES AND COAST TODAY SHOULD USE EXTRA CAUTION AND BE ON THE ALERT FOR HAZARDOUS WAVES IN THE SURF ZONE. $$ CAZ529-530-031845- /O.EXP.KMTR.BH.S.0003.000000T0000Z-130203T1800Z/ NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 940 AM PST SUN FEB 3 2013 ...BEACH HAZARD STATEMENT WILL EXPIRE AT 10 AM PST THIS MORNING... THE LONG PERIOD WAVES HAVE PEAKED AND WILL SLOWLY SUBSIDE THIS AFTERNOON INTO TONIGHT. EVEN THOUGH THE BEACH HAZARD STATEMENT IS EXPIRING...THOSE HEADING TO THE BEACHES AND COAST TODAY SHOULD USE EXTRA CAUTION AND BE ON THE ALERT FOR HAZARDOUS WAVES IN THE SURF ZONE. $$ 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; radar from the NEXRAD Level II archive.