Alert archive / California / Beach Hazards Statements in 2013
Beach Hazards Statement 10, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this beach hazards statement at Sep 24, 2013, 7:47 AM PDT for 6 counties in California. It took effect at Sep 24, 2013, 8:00 AM PDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Sep 24, 2013, 7:47 AM PDT (14:47 UTC)
- In effect from
- Sep 24, 2013, 8:00 AM PDT
- Expired
- Sep 24, 2013, 2:00 PM PDT
- In force
- 6 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 14:51 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, 2.8 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
- 882 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -26 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
042 WHUS46 KMTR 241447 CFWMTR URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 747 AM PDT TUE SEP 24 2013 ...A SIGNIFICANT NORTHWEST SWELL WILL CAUSE HAZARDOUS BEACH CONDITIONS THROUGH THIS AFTERNOON... CAZ006-505-509-529-530-242100- /O.NEW.KMTR.BH.S.0010.130924T1500Z-130924T2100Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY- SOUTHERN MONTEREY BAY AND BIG SUR COAST- 747 AM PDT TUE SEP 24 2013 ...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A BEACH HAZARDS STATEMENT FOR RIP CURRENTS AND SNEAKER WAVES...WHICH IS IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON. * LOCATION...ALONG THE COASTLINE FROM SONOMA COUNTY TO MONTEREY COUNTY. * TIMING...THROUGH EARLY TUESDAY AFTERNOON. * IMPACTS...ELEVATED RISK OF RIP CURRENTS AND SNEAKER WAVES. IN ADDITION...EXCESSIVE RUN UP OF WAVES ONTO BEACHES IS ALSO POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARD STATEMENT MEANS THE POTENTIALLY DANGEROUS CONDITIONS MAY EXIST ON SPECIFIC BEACHES. THESE HAZARDS MAY INCLUDE LARGE SHORE BREAK...STRONG RIP CURRENTS...STRONG LONGSHORE CURRENTS AND POSSIBLY SNEAKER WAVES. ALL OF WHICH COULD BE LIFE THREATENING. BE SURE TO ALWAYS KEEP YOUR EYES ON THE OCEAN. 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
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 12:48 PM PDT | Fire Weather Watch | MTR | Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz | 20 hr |
| Sep 24, 2:54 PM PDT | Small Craft Advisory | MTR | 30 hr |
Nearby
Beach Hazards Statements in California, 2013Every beach hazards statement in 2013
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.