Alert archive / California / Beach Hazards Statements in 2016
Beach Hazards Statement 5, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Mar 31, 2016, 12:40 PM PDT for 6 counties in California. It took effect at Apr 1, 2016, 6:00 AM PDT. It was in force for 63 hr.
The area
The counties it named.
The facts
- Issued
- Mar 31, 2016, 12:40 PM PDT (19:40 UTC)
- In effect from
- Apr 1, 2016, 6:00 AM PDT
- Expired
- Apr 3, 2016, 9:00 PM PDT
- In force
- 63 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 19:39 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, 7.7 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
- 742 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
187 WHUS46 KMTR 311940 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 1240 PM PDT THU MAR 31 2016 CAZ006-505-509-529-530-011400- /O.NEW.KMTR.BH.S.0005.160401T1300Z-160403T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 1240 PM PDT THU MAR 31 2016 ...BEACH HAZARDS STATEMENT IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY EVENING... THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A BEACH HAZARDS STATEMENT FOR RIP CURRENTS AND SNEAKER WAVES...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY EVENING. * WAVES...BUILDING MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 17 SECONDS. * HAZARDS...INCREASED RISK FOR RIP CURRENTS...LONG SHORE CURRENTS AND SNEAKER WAVES. * TIMING...EARLY FRIDAY MORNING AND CONTINUING INTO THE WEEKEND. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH...MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. 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. 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. && $$
5 follow-up statements
620 WHUS46 KMTR 011003 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 303 AM PDT FRI APR 1 2016 CAZ006-505-509-529-530-012200- /O.CON.KMTR.BH.S.0005.160401T1300Z-160403T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 303 AM PDT FRI APR 1 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY EVENING... * WAVES...BUILDING MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 17 SECONDS. * HAZARDS...INCREASED RISK FOR RIP CURRENTS...LONG SHORE CURRENTS AND SNEAKER WAVES. * TIMING...EARLY FRIDAY MORNING AND CONTINUING INTO THE WEEKEND. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH... MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. A BEACH HAZARD STATEMENT FOR SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS OR JETTIES. && $$
445 WHUS46 KMTR 012105 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 205 PM PDT FRI APR 1 2016 CAZ006-505-509-529-530-021400- /O.CON.KMTR.BH.S.0005.000000T0000Z-160403T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 205 PM PDT FRI APR 1 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH SATURDAY EVENING... * WAVES...MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 17 SECONDS. * HAZARDS...INCREASED RISK FOR RIP CURRENTS...LONG SHORE CURRENTS AND SNEAKER WAVES. * TIMING...FRIDAY CONTINUING INTO THE WEEKEND. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH... MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. 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. 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. && $$
579 WHUS46 KMTR 021331 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 631 AM PDT SAT APR 2 2016 CAZ006-505-509-529-530-022200- /O.CON.KMTR.BH.S.0005.000000T0000Z-160403T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 631 AM PDT SAT APR 2 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WAVES...MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 16 SECONDS. * HAZARDS...INCREASED RISK FOR RIP CURRENTS...LONG SHORE CURRENTS AND SNEAKER WAVES. * TIMING...SATURDAY AND SUNDAY. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH... MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. A BEACH HAZARD STATEMENT FOR SNEAKER WAVES MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF UNSUSPECTING BEACH GOERS BEING SWEPT INTO THE SEA BY A WAVE. PEOPLE WALKING ALONG THE BEACH SHOULD NEVER TURN THEIR BACK TO THE SEA. FISHERMAN SHOULD AVOID FISHING FROM ROCKS OR JETTIES. && $$
761 WHUS46 KMTR 022124 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 224 PM PDT SAT APR 2 2016 CAZ006-505-509-529-530-031300- /O.EXT.KMTR.BH.S.0005.000000T0000Z-160404T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 224 PM PDT SAT APR 2 2016 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SUNDAY EVENING... * WAVES...MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 16 SECONDS. * HAZARDS...INCREASED RISK FOR STRONG RIP CURRENTS...LONG SHORE CURRENTS AND LARGE SHORE BREAK. * TIMING...TODAY THROUGH SUNDAY EVENING. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH... MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. 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. A BEACH HAZARD STATEMENT FOR LARGE SHORE BREAK MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT LARGE BREAKING WAVES IN SHALLOW WATER. THESE LARGE BREAKING WAVES CAN LEAD TO BACK AND NECK INJURIES. SWIMMERS SHOULD AVOID SWIMMING IN AREAS OF LARGE SHORE BREAK AND ALWAYS SWIM NEAR A LIFEGUARD. BE SURE TO ALWAYS KEEP YOUR EYES ON THE OCEAN. && $$
537 WHUS46 KMTR 031017 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 317 AM PDT SUN APR 3 2016 CAZ006-505-509-529-530-040400- /O.CON.KMTR.BH.S.0005.000000T0000Z-160404T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 317 AM PDT SUN APR 3 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH 9 PM PDT THIS EVENING... * WAVES...MIXED SWELL 3 TO 6 FEET WITH A LONG PERIOD OF 15 SECONDS. * HAZARDS...INCREASED RISK FOR STRONG RIP CURRENTS...LONG SHORE CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH 9 PM PDT THIS EVENING. * LOCATION...THE ENTIRE COASTLINE FROM THE SONOMA COAST THROUGH MONTEREY COAST IN PARTICULAR WEST AND SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH...TWIN LAKES BEACH...OCEAN BEACH... MONTARA STATE BEACH...HALFMOON BAY STATE BEACH...MANRESA STATE BEACH AND MARINA STATE BEACH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. SWIMMERS SHOULD ALWAYS SWIM NEAR A LIFEGUARD. A BEACH HAZARD STATEMENT FOR LARGE SHORE BREAK MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT LARGE BREAKING WAVES IN SHALLOW WATER. THESE LARGE BREAKING WAVES CAN LEAD TO BACK AND NECK INJURIES. SWIMMERS SHOULD AVOID SWIMMING IN AREAS OF LARGE SHORE BREAK AND ALWAYS SWIM NEAR A LIFEGUARD. BE SURE TO ALWAYS KEEP YOUR EYES ON THE OCEAN. && $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 9:16 AM PDT | Small Craft Advisory | MTR | 42 hr |
Nearby
Beach Hazards Statements in California, 2016Every beach hazards statement in 2016
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.