Alert archive / California / Beach Hazards Statements in 2015
Beach Hazards Statement 3, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at May 2, 2015, 1:23 PM PDT for Marin County, Santa Cruz County, Sonoma County, California. It took effect at May 3, 2015, 8:00 AM PDT. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- May 2, 2015, 1:23 PM PDT (20:23 UTC)
- In effect from
- May 3, 2015, 8:00 AM PDT
- Expired
- May 3, 2015, 9:00 PM PDT
- In force
- 13 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 20:24 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, 8.4 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
- 1444 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
374 WHUS46 KMTR 022023 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 123 PM PDT SAT MAY 2 2015 ...STRONG RIP CURRENTS AND LARGE SHORE BREAK EXPECTED AT SOUTHERLY FACING BEACHES ON SUNDAY... .A SOUTHERN HEMISPHERE STORM HAS GENERATED A LARGE LONG PERIOD SOUTHERLY SWELL WHICH IS EXPECTED TO REACH THE CENTRAL COAST SUNDAY MORNING. ALTHOUGH THE WAVES WILL BE RELATIVELY SMALL ONCE THEY DO ARRIVE...THE POWERFUL NATURE OF LONG PERIOD WAVES WILL RESULT IN EXCEPTIONALLY STRONG RIP CURRENTS AND LARGE SHORE BREAK ON SOME SOUTHERLY FACING BEACHES ALONG THE MARIN AND SANTA CRUZ COASTLINE. CAZ505-529-030430- /O.NEW.KMTR.BH.S.0003.150503T1500Z-150504T0400Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 123 PM PDT SAT MAY 2 2015 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR STRONG RIP CURRENTS AND LARGE SHORE BREAK...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING. * LOCATION...STRONG RIP CURRENTS ARE EXPECTED ON SOUTHERLY FACING BEACHES SUCH AS STINSON BEACH...TWIN LAKES STATE BEACH AND THE SANTA CRUZ BOARD WALK BEACH. LARGE SHORE BREAK WILL BE POSSIBLE AT TWIN LAKES STATE BEACH AND THE SANTA CRUZ BOARDWALK BEACH. * TIMING...SUNDAY MORNING THROUGH SUNDAY EVENING. * IMPACTS...EXCEPTIONALLY STRONG RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT MEANS THAT POTENTIALLY DANGEROUS CONDITIONS MAY EXIST ON SPECIFIC BEACHES. THESE HAZARDS MAY INCLUDE LARGE SHORE BREAK AND STRONG RIP CURRENTS. BE SURE TO ALWAYS KEEP YOUR EYES ON THE OCEAN AND SWIM NEAR A LIFE GUARD. 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. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
1 follow-up statement
255 WHUS46 KMTR 030510 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1010 PM PDT SAT MAY 2 2015 ...STRONG RIP CURRENTS AND LARGE SHORE BREAK EXPECTED AT SOUTHERLY FACING BEACHES ON SUNDAY... .A SOUTHERN HEMISPHERE STORM HAS GENERATED A LARGE LONG PERIOD SOUTHERLY SWELL WHICH IS EXPECTED TO REACH THE CENTRAL COAST SUNDAY MORNING. ALTHOUGH THE WAVES WILL BE RELATIVELY SMALL ONCE THEY DO ARRIVE...THE POWERFUL NATURE OF LONG PERIOD WAVES WILL RESULT IN EXCEPTIONALLY STRONG RIP CURRENTS AND LARGE SHORE BREAK ON SOME SOUTHERLY FACING BEACHES ALONG THE MARIN AND SANTA CRUZ COASTLINE. CAZ505-529-031800- /O.CON.KMTR.BH.S.0003.150503T1500Z-150504T0400Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTHERN MONTEREY BAY- 1010 PM PDT SAT MAY 2 2015 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 8 AM PDT SUNDAY THROUGH SUNDAY EVENING... * LOCATION...STRONG RIP CURRENTS ARE EXPECTED ON SOUTHERLY FACING BEACHES SUCH AS STINSON BEACH...TWIN LAKES STATE BEACH AND THE SANTA CRUZ BOARD WALK BEACH. LARGE SHORE BREAK WILL BE POSSIBLE AT TWIN LAKES STATE BEACH AND THE SANTA CRUZ BOARDWALK BEACH. * TIMING...SUNDAY MORNING THROUGH SUNDAY EVENING. * IMPACTS...EXCEPTIONALLY STRONG RIP CURRENTS AND LARGE SHORE BREAK. PRECAUTIONARY/PREPAREDNESS ACTIONS...A BEACH HAZARD STATEMENT MEANS THAT POTENTIALLY DANGEROUS CONDITIONS MAY EXIST ON SPECIFIC BEACHES. THESE HAZARDS MAY INCLUDE LARGE SHORE BREAK AND STRONG RIP CURRENTS. BE SURE TO ALWAYS KEEP YOUR EYES ON THE OCEAN AND SWIM NEAR A LIFE GUARD. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS. && $$ HTTP://WWW.WEATHER.GOV/SANFRANCISCO
Nearby
Beach Hazards Statements in California, 2015Every beach hazards statement in 2015
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.