Alert archive / California / Beach Hazards Statements in 2016
Beach Hazards Statement 11, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at May 31, 2016, 1:33 AM PDT for 6 counties in California. It took effect at May 31, 2016, 5:00 AM PDT. It was in force for 64 hr.
The area
The counties it named.
The facts
- Issued
- May 31, 2016, 1:33 AM PDT (08:33 UTC)
- In effect from
- May 31, 2016, 5:00 AM PDT
- Expired
- Jun 2, 2016, 9:00 PM PDT
- In force
- 64 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 08:32 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, 8.6 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
- 2260 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
763 WHUS46 KMTR 310833 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 133 AM PDT TUE MAY 31 2016 A BUILDING SOUTHERLY SWELL WILL BRING HAZARDOUS CONDITIONS TO AREA BEACHES THROUGH THURSDAY. CAZ006-505-509-529-530-312200- /O.NEW.KMTR.BH.S.0011.160531T1200Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 133 AM PDT TUE MAY 31 2016 ...BEACH HAZARDS STATEMENT IN EFFECT FROM 5 AM PDT EARLY THIS MORNING THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A BEACH HAZARDS STATEMENT FOR RIP CURRENTS AND LARGE SHORE BREAK...WHICH IS IN EFFECT FROM 5 AM PDT EARLY THIS MORNING THROUGH THURSDAY EVENING. * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...TUESDAY MORNING THROUGH THURSDAY EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. 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. && $$
6 follow-up statements
564 WHUS46 KMTR 312112 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 212 PM PDT TUE MAY 31 2016 CAZ006-505-509-529-530-011100- /O.CON.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 212 PM PDT TUE MAY 31 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY EVENING... * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH THURSDAY EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. && $$
983 WHUS46 KMTR 011036 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 336 AM PDT WED JUN 1 2016 CAZ006-505-509-529-530-012200- /O.CON.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 336 AM PDT WED JUN 1 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY EVENING... * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH THURSDAY EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. 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. && $$
441 WHUS46 KMTR 012137 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 237 PM PDT WED JUN 1 2016 CAZ006-505-509-529-530-021300- /O.CON.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 237 PM PDT WED JUN 1 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THURSDAY EVENING... * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH THURSDAY EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. && $$
694 WHUS46 KMTR 021149 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 449 AM PDT THU JUN 2 2016 CAZ006-505-509-529-530-022000- /O.CON.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 449 AM PDT THU JUN 2 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH THURSDAY EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. 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. && $$
299 WHUS46 KMTR 022156 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 256 PM PDT THU JUN 2 2016 CAZ006-505-509-529-530-030400- /O.CON.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 256 PM PDT THU JUN 2 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * HAZARDS...STRONG RIP CURRENTS AND LARGE SHORE BREAK. * TIMING...THROUGH THIS EVENING. * LOCATION...COASTLINE FROM SONOMA COUNTY SOUTH THROUGH MONTEREY COUNTY. IN PARTICULAR SOUTHWEST FACING BEACHES...INCLUDING BUT NOT LIMITED TO...STINSON BEACH...SANTA CRUZ BOARDWALK BEACH AND TWIN LAKES BEACH. * POTENTIAL IMPACTS...STRONG RIP CURRENTS CAN PULL EVEN THE STRONGEST SWIMMERS AWAY FROM SHORE. LARGE SHORE BREAK CAN RESULT IN SERIOUS NECK AND BACK INJURIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT FOR RIP CURRENTS MEANS THAT CONDITIONS ARE PRESENT TO SUPPORT A HEIGHTENED RISK OF STRONG RIP CURRENTS. RIP CURRENTS ARE TYPICALLY MORE FREQUENT AND STRONGER IN THE VICINITY OF JETTIES...INLETS...AND PIERS. SWIMMERS CAUGHT IN A RIP CURRENT SHOULD SWIM PARALLEL TO THE COAST TO ESCAPE THE RIP CURRENT BEFORE TRYING TO SWIM FOR SHORE. && $$
499 WHUS46 KMTR 030352 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 852 PM PDT THU JUN 2 2016 CAZ006-505-509-529-530-030500- /O.EXP.KMTR.BH.S.0011.000000T0000Z-160603T0400Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 852 PM PDT THU JUN 2 2016 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 9 PM PDT THIS EVENING... SOUTHWEST SWELL AROUND 4 FEET AT 14 SECONDS IS STILL SHOWING UP AT AREA BUOYS. HOWEVER THE GENERAL TREND WILL BE FOR THE SOUTHERLY SWELL TO SLOWLY DECAY OVERNIGHT INTO FRIDAY. BEACHGOERS SHOULD STILL USE EXTRA CAUTION. .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. && $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 2:24 AM PDT | Small Craft Advisory | MTR | 3 days |
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.