Alert archive / California / Beach Hazards Statements in 2016
Beach Hazards Statement 13, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Jul 1, 2016, 7:29 PM PDT for 6 counties in California. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Jul 1, 2016, 7:29 PM PDT (02:29 UTC)
- Expired
- Jul 2, 2016, 5:39 AM PDT
- In force
- 10 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 02:35 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, 2.5 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
- 1952 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
594 WHUS46 KMTR 020229 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 729 PM PDT FRI JUL 1 2016 ...JUST A REMINDER THAT RIP CURRENTS CAN DEVELOP QUICKLY EVEN WHEN THE WAVES ARE SMALL AND HYPOTHERMIA CAN ALSO SET IN QUICKLY WITH CURRENT SEA SURFACE TEMPERATURES IN THE LOW TO MID 50S... WAVES ARE EXPECTED TO BE SMALL THIS HOLIDAY WEEKEND...HOWEVER...RIP CURRENTS CAN FORM QUICKLY ESPECIALLY ON GENTLY SLOPING SANDY BEACHES. ADDITIONALLY...SEA SURFACE TEMPERATURES AT THE BEACHES REMAIN IN THE LOW TO MID 50S. HYPOTHERMIA CAN SET IN QUICKLY WHEN WATER TEMPERATURES ARE THIS COLD. PLEASE BE CAREFUL AND KEEP THIS INFORMATION IN MIND WHEN VISITING THE BEACHES THIS HOLIDAY WEEKEND. ALSO ALWAYS SWIM NEAR A LIFEGUARD. CAZ006-505-509-529-530-021230- /O.NEW.KMTR.BH.S.0013.160702T0229Z-160705T0300Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 729 PM PDT FRI JUL 1 2016 ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY EVENING... THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A BEACH HAZARDS STATEMENT FOR RIP CURRENTS AND COLD WATER TEMPERATURES...WHICH IS IN EFFECT THROUGH MONDAY EVENING. * HAZARDS...RIP CURRENTS WHICH COULD BE STRONG AT TIMES AND COLD WATER TEMPERATURES WHICH COULD LEAD QUICKLY TO HYPOTHERMIA. * TIMING...THROUGH THE WEEKEND. * LOCATION...THE ENTIRE COAST FROM SONOMA COUNTY SOUTH ALONG THE BIG SUR COAST. * POTENTIAL IMPACTS...RIP CURRENTS CAN PULL EVEN THE BEST SWIMMER AWAY FROM THE BEACH AND OUT TO SEA. COLD WATER TEMPERATURES CAN QUICKLY RESULT IN HYPOTHERMIA. 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. && $$
1 follow-up statement
871 WHUS46 KMTR 021239 CFWMTR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 539 AM PDT SAT JUL 2 2016 ...JUST A REMINDER THAT RIP CURRENTS CAN DEVELOP QUICKLY EVEN WHEN THE WAVES ARE SMALL AND HYPOTHERMIA CAN ALSO SET IN QUICKLY WITH CURRENT SEA SURFACE TEMPERATURES IN THE LOW TO MID 50S... WAVES ARE EXPECTED TO BE SMALL THIS HOLIDAY WEEKEND...HOWEVER...RIP CURRENTS CAN FORM QUICKLY ESPECIALLY ON GENTLY SLOPING SANDY BEACHES. ADDITIONALLY...SEA SURFACE TEMPERATURES AT THE BEACHES REMAIN IN THE LOW TO MID 50S. HYPOTHERMIA CAN SET IN QUICKLY WHEN WATER TEMPERATURES ARE THIS COLD. PLEASE BE CAREFUL AND KEEP THIS INFORMATION IN MIND WHEN VISITING THE BEACHES THIS HOLIDAY WEEKEND. ALSO ALWAYS SWIM NEAR A LIFEGUARD. CAZ006-505-509-529-530-022045- /O.CAN.KMTR.BH.S.0013.000000T0000Z-160705T0300Z/ /O.NEW.KMTR.BH.S.0014.160702T1800Z-160705T0300Z/ SAN FRANCISCO- COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 539 AM PDT SAT JUL 2 2016 ...BEACH HAZARDS STATEMENT IN EFFECT FROM 11 AM PDT THIS MORNING THROUGH MONDAY EVENING... THE NATIONAL WEATHER SERVICE IN SAN FRANCISCO HAS ISSUED A BEACH HAZARDS STATEMENT FOR RIP CURRENTS AND COLD WATER TEMPERATURES...WHICH IS IN EFFECT THROUGH MONDAY EVENING. * HAZARDS...RIP CURRENTS WHICH COULD BE STRONG AT TIMES AND COLD WATER TEMPERATURES WHICH COULD LEAD QUICKLY TO HYPOTHERMIA. * TIMING...THROUGH THE WEEKEND. * LOCATION...THE ENTIRE COAST FROM SONOMA COUNTY SOUTH ALONG THE BIG SUR COAST. * POTENTIAL IMPACTS...RIP CURRENTS CAN PULL EVEN THE BEST SWIMMER AWAY FROM THE BEACH AND OUT TO SEA. COLD WATER TEMPERATURES CAN QUICKLY RESULT IN HYPOTHERMIA. 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. && $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 5:39 AM PDT | Beach Hazards Statement | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 62 hr |
| Jul 2, 2:02 PM PDT | Small Craft Advisory | MTR | 31 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.