Alert archive / California / Beach Hazards Statements in 2013

Beach Hazards Statement 5, NWS San Francisco Bay Area, CA

February 26, 2013Monterey County, California

NWS San Francisco Bay Area, CA issued this beach hazards statement at Feb 26, 2013, 3:04 AM PST for Monterey County, California. It took effect at Feb 26, 2013, 4:00 AM PST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Feb 26, 2013, 3:04 AM PST (11:04 UTC)
In effect from
Feb 26, 2013, 4:00 AM PST
Expired
Feb 26, 2013, 9:33 AM PST
In force
6 hr
Issued by
NWS San Francisco Bay Area, CA

County Monterey County, CA

The radar

The San Francisco radar (KMUX), 115 km from the middle of the area, began a volume at 11:05 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

Vandenberg AFB, CA (KVBG), launched 00:00Z, 11.1 hours before the alert went out and 183 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.

Skew-T log-pSkew-T log-p diagram, Vandenberg AFB, CA at 00:00Z on 2013-02-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Vandenberg AFB, CA at 00:00Z on 2013-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1953 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

794 
WHUS46 KMTR 261104
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
304 AM PST TUE FEB 26 2013

...BEACH HAZARDS STATEMENT IS IN EFFECT FOR STRONG RIP CURRENTS AT
MONTEREY AND ASILOMAR STATE BEACHES TODAY THROUGH WEDNESDAY
MORNING...

.LONGER PERIOD NORTHWESTERLY SWELL WITH PERIODS NEAR 18 SECONDS WILL
IMPACT THE COAST TODAY...TONIGHT AND PART OF WEDNESDAY MORNING
BEFORE DECREASING.

CAZ530-271700-
/O.NEW.KMTR.BH.S.0005.130226T1200Z-130227T1700Z/
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
304 AM PST TUE FEB 26 2013

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE HAS ISSUED A BEACH HAZARDS STATEMENT
FOR STRONG RIP CURRENTS WHICH IS IN EFFECT THROUGH WEDNESDAY
MORNING.

* LOCATION...NORTH CENTRAL COAST LOCATIONS MONTEREY AND ASILOMAR
  STATE BEACHES.

* TIMING...LONGER PERIOD NORTHWESTERLY SWELL WILL IMPACT THE AREA
  TODAY THROUGH EARLY WEDNESDAY MORNING BEFORE SUBSIDING.

* IMPACTS...LONGER PERIOD NORTHWESTERLY SWELL GREATLY RAISES THE
  RISK OF STRONG RIP CURRENTS AT THESE LOCATIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
251 
WHUS46 KMTR 261733
CFWMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
933 AM PST TUE FEB 26 2013



CAZ530-261845-
/O.CAN.KMTR.BH.S.0005.000000T0000Z-130227T1700Z/
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
933 AM PST TUE FEB 26 2013

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS
CANCELLED THE BEACH HAZARDS STATEMENT. 


$$


HTTP://WWW.WEATHER.GOV/SANFRANCISCO

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.