Alert archive / California / Beach Hazards Statements in 2014
Beach Hazards Statement 7, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Sep 17, 2014, 11:12 AM PDT for Marin County, Santa Cruz County, Sonoma County, California. It was in force for 64 hr.
The area
The counties it named.
The facts
- Issued
- Sep 17, 2014, 11:12 AM PDT (18:12 UTC)
- Expired
- Sep 20, 2014, 3:00 AM PDT
- In force
- 64 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties Marin County, CA, Santa Cruz County, CA, Sonoma County, CA
The radar
The San Francisco radar (KMUX), 98 km from the middle of the area, began a volume at 18:18 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 12:00Z, 6.2 hours before the alert went out and 35 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
- 1358 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
990 WHUS46 KMTR 171812 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1112 AM PDT WED SEP 17 2014 ...STRONG RIP CURRENTS POSSIBLE ALONG SOUTH FACING BEACHES THROUGH EARLY THURSDAY MORNING... CAZ505-529-181200- /O.EXP.KMTR.BH.S.0006.000000T0000Z-140917T1800Z/ /O.NEW.KMTR.BH.S.0007.140917T1812Z-140918T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 1112 AM PDT WED SEP 17 2014 ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH LATE TONIGHT... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR STRONG RIP CURRENTS WHICH IS IN EFFECT THROUGH LATE TONIGHT. * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST THIS MORNING. * IMPACTS...INCREASED RISK FOR DANGEROUS RIP CURRENTS. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
7 follow-up statements
815 WHUS46 KMTR 180050 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 550 PM PDT WED SEP 17 2014 ...VERY LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO RESULT IN STRONG RIP CURRENTS AND LONG SHORE BREAK ALONG SOUTH FACING BEACHES THROUGH THURSDAY MORNING... CAZ505-529-181200- /O.CON.KMTR.BH.S.0007.000000T0000Z-140918T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 550 PM PDT WED SEP 17 2014 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST THURSDAY MORNING. * IMPACTS...RISK FOR DANGEROUS RIP CURRENTS AND LONG SHORE BREAK DUE TO SOUTHWESTERLY SWELL AS HIGH AS 6 TO 8 FEET EVERY 16 SECONDS THROUGH THURSDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
054 WHUS46 KMTR 181012 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 312 AM PDT THU SEP 18 2014 ...A LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO PRODUCE STRONG RIP CURRENTS AND LONG SHORE BREAK ALONG SOUTH FACING BEACHES THROUGH THIS EVENING... CAZ505-529-190400- /O.EXT.KMTR.BH.S.0007.000000T0000Z-140919T0400Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 312 AM PDT THU SEP 18 2014 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS EVENING... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST THIS EVENING. * IMPACTS...RISK FOR DANGEROUS RIP CURRENTS AND LONG SHORE BREAK DUE TO SOUTHWESTERLY SWELL AS HIGH AS 5 TO 7 FEET EVERY 15 SECONDS THROUGH THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
604 WHUS46 KMTR 181933 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1233 PM PDT THU SEP 18 2014 ...A LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO PRODUCE STRONG RIP CURRENTS AND LARGE SHORE BREAK ALONG SOUTHERLY FACING BEACHES THROUGH THIS EVENING... CAZ505-529-190400- /O.CON.KMTR.BH.S.0007.000000T0000Z-140919T0400Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 1233 PM PDT THU SEP 18 2014 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST THIS EVENING. * IMPACTS...INCREASED RISK OF DANGEROUS RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
649 WHUS46 KMTR 190320 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 820 PM PDT THU SEP 18 2014 ...A LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO PRODUCE STRONG RIP CURRENTS AND LARGE SHORE BREAK ALONG SOUTHERLY FACING BEACHES THROUGH EARLY FRIDAY MORNING... CAZ505-529-191300- /O.EXT.KMTR.BH.S.0007.000000T0000Z-140919T1300Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 820 PM PDT THU SEP 18 2014 ...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 6 AM PDT FRIDAY... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST EARLY FRIDAY MORNING. * IMPACTS...INCREASED RISK OF DANGEROUS RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
013 WHUS46 KMTR 190940 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 240 AM PDT FRI SEP 19 2014 ...A LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO PRODUCE STRONG RIP CURRENTS AND LARGE SHORE BREAK ALONG SOUTHERLY FACING BEACHES THROUGH THIS EVENING... CAZ505-529-200400- /O.EXT.KMTR.BH.S.0007.000000T0000Z-140920T0400Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 240 AM PDT FRI SEP 19 2014 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS EVENING... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST FRIDAY EVENING. * IMPACTS...INCREASED RISK OF DANGEROUS RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
727 WHUS46 KMTR 192117 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 217 PM PDT FRI SEP 19 2014 ...A LARGE LONG PERIOD SOUTHWESTERLY SWELL WILL CONTINUE TO PRODUCE STRONG RIP CURRENTS AND LARGE SHORE BREAK ALONG SOUTHERLY FACING BEACHES THROUGH TONIGHT... CAZ505-529-201000- /O.EXT.KMTR.BH.S.0007.000000T0000Z-140920T1000Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 217 PM PDT FRI SEP 19 2014 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT... * LOCATION...COASTAL SECTIONS OF MARIN AND SANTA CRUZ COUNTIES. IN PARTICULAR SOUTH AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * TIMING...THROUGH AT LEAST FRIDAY NIGHT. * IMPACTS...INCREASED RISK OF DANGEROUS RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES... INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
903 WHUS46 KMTR 200941 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 241 AM PDT SAT SEP 20 2014 CAZ505-529-201045- /O.EXP.KMTR.BH.S.0007.000000T0000Z-140920T1000Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 241 AM PDT SAT SEP 20 2014 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 3 AM PDT EARLY THIS MORNING... THE LONG PERIOD SOUTHERLY SWELL HAS FALLEN BELOW ADVISORY CRITERIA THEREFORE THE BEACH HAZARD STATEMENT WILL BE ALLOWED TO EXPIRE AT 3 AM THIS MORNING. $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
Nearby
Beach Hazards Statements in California, 2014Every beach hazards statement in 2014
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.