Alert archive / California / Beach Hazards Statements in 2016

Beach Hazards Statement 21, NWS Los Angeles, CA

June 17, 2016Los Angeles County, California

NWS Los Angeles, CA issued this beach hazards statement at Jun 17, 2016, 6:54 AM PDT for Los Angeles County, California. It was in force for 38 hr.

The area

The counties it named.

The facts

Issued
Jun 17, 2016, 6:54 AM PDT (13:54 UTC)
Expired
Jun 18, 2016, 9:00 PM PDT
In force
38 hr
Issued by
NWS Los Angeles, CA

County Los Angeles County, CA

The radar

The Santa Ana Mts radar (KSOX), 71 km from the middle of the area, began a volume at 13:53 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

San Diego, CA (KNKX), launched 12:00Z, 1.9 hours before the alert went out and 184 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, San Diego, CA at 12:00Z on 2016-06-17Temperature 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, San Diego, CA at 12:00Z on 2016-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -39 square meters per square second.1939587897Sfc1 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
1922 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
-39 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

840 
WHUS46 KLOX 171354
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
654 AM PDT FRI JUN 17 2016

CAZ040-041-087-172300-
/O.CAN.KLOX.SU.Y.0024.000000T0000Z-160618T0400Z/
/O.NEW.KLOX.BH.S.0021.160617T1354Z-160618T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
654 AM PDT FRI JUN 17 2016

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH THIS EVENING...
...HIGH SURF ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
BEACH HAZARDS STATEMENT FOR STRONG RIP CURRENTS...WHICH IS IN
EFFECT THROUGH THIS EVENING. THE HIGH SURF ADVISORY HAS BEEN
CANCELLED.


* HAZARDS...INCONSISTENT SURF OF 4 TO 6 FEET WITH LONG LULL
  PERIODS BETWEEN THE LARGEST WAVES ALONG EXPOSED SOUTH FACING
  SHORES WILL CONTINUE THROUGH THIS EVENING. STRONG RIP CURRENTS
  ARE LIKELY THROUGH THIS EVENING. THERE IS A POSSIBILITY THAT
  STRONG RIP CURRENTS MAY CONTINUE THROUGH THIS WEEKEND.

* IMPACTS...THERE IS AN INCREASED RISK OF OCEAN DROWNING. RIP 
  CURRENTS CAN PULL SWIMMERS AND SURFERS OUT TO SEA. SNEAKER 
  WAVES CAN SUDDENLY WASH PEOPLE OFF OF BEACHES AND ROCK 
  JETTIES. THE COMBINATION OF SURF AND HIGH TIDES COULD GENERATE 
  MINOR BEACH EROSION AND MINOR FLOODING OF COASTAL WALKWAYS. 

&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS TO BEACH AND
SURF ZONE SAFETY ARE EXPECTED OR OCCURRING. CAUTION SHOULD BE
USED WHEN IN OR NEAR THE WATER. STAY NEAR OCCUPIED LIFEGUARD
TOWERS AND NEVER SWIM ALONE. IF CAUGHT IN A RIP CURRENT...SWIM
PARALLEL TO THE SHORE.

&&

$$
5 follow-up statements
738 
WHUS46 KLOX 172303
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
403 PM PDT FRI JUN 17 2016

CAZ040-041-087-180400-
/O.CON.KLOX.BH.S.0021.000000T0000Z-160618T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
403 PM PDT FRI JUN 17 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* HAZARDS...INCONSISTENT SURF OF 4 TO 6 FEET WITH LONG LULL 
  PERIODS BETWEEN THE LARGEST WAVES ALONG EXPOSED SOUTH FACING 
  SHORES WILL CONTINUE THROUGH THIS EVENING. STRONG RIP CURRENTS 
  ARE LIKELY THROUGH THIS EVENING. THERE IS A POSSIBILITY THAT 
  STRONG RIP CURRENTS MAY CONTINUE THROUGH THIS WEEKEND. 

* IMPACTS...THERE IS AN INCREASED RISK OF OCEAN DROWNING. RIP 
  CURRENTS CAN PULL SWIMMERS AND SURFERS OUT TO SEA. SNEAKER 
  WAVES CAN SUDDENLY WASH PEOPLE OFF OF BEACHES AND ROCK 
  JETTIES. THE COMBINATION OF SURF AND HIGH TIDES COULD GENERATE 
  MINOR BEACH EROSION AND MINOR FLOODING OF COASTAL WALKWAYS. 

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS TO BEACH AND
SURF ZONE SAFETY ARE EXPECTED OR OCCURRING. CAUTION SHOULD BE
USED WHEN IN OR NEAR THE WATER. STAY NEAR OCCUPIED LIFEGUARD
TOWERS AND NEVER SWIM ALONE. IF CAUGHT IN A RIP CURRENT...SWIM
PARALLEL TO THE SHORE.

&&

$$
922 
WHUS46 KLOX 180131
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
631 PM PDT FRI JUN 17 2016

CAZ040-041-087-181230-
/O.EXT.KLOX.BH.S.0021.000000T0000Z-160619T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
631 PM PDT FRI JUN 17 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SATURDAY
EVENING...

* HAZARDS...SURF OF 3 TO 5 FEET WITH LOCAL SETS TO 6 FEET WILL
  CONTINUE ALONG EXPOSED SOUTH FACING BEACHES THROUGH SATURDAY
  EVENING. STRONG RIP CURRENTS ARE LIKELY THROUGH SATURDAY
  EVENING.

* IMPACTS...THERE IS AN INCREASED RISK OF OCEAN DROWNING. RIP
  CURRENTS CAN PULL SWIMMERS AND SURFERS OUT TO SEA. SNEAKER WAVES
  CAN SUDDENLY WASH PEOPLE OFF OF BEACHES AND ROCK JETTIES.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS TO BEACH AND
SURF ZONE SAFETY ARE EXPECTED OR OCCURRING. CAUTION SHOULD BE
USED WHEN IN OR NEAR THE WATER. STAY NEAR OCCUPIED LIFEGUARD
TOWERS AND NEVER SWIM ALONE. IF CAUGHT IN A RIP CURRENT...SWIM
PARALLEL TO THE SHORE.

&&

$$

SIRARD
333 
WHUS46 KLOX 181140
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
440 AM PDT SAT JUN 18 2016

CAZ040-041-087-181945-
/O.CON.KLOX.BH.S.0021.000000T0000Z-160619T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
440 AM PDT SAT JUN 18 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* HAZARDS...SURF OF 3 TO 5 FEET WITH LOCAL SETS TO 6 FEET WILL
  CONTINUE ALONG EXPOSED SOUTH FACING BEACHES THROUGH THIS
  EVENING. STRONG RIP CURRENTS WILL CONTINUE AT AREA BEACHES
  THROUGH THIS EVENING.

* IMPACTS...THERE IS AN INCREASED RISK OF OCEAN DROWNING. RIP 
  CURRENTS CAN PULL SWIMMERS AND SURFERS OUT TO SEA. SNEAKER 
  WAVES CAN SUDDENLY WASH PEOPLE OFF OF BEACHES AND ROCK 
  JETTIES. 

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS TO BEACH AND
SURF ZONE SAFETY ARE EXPECTED OR OCCURRING. CAUTION SHOULD BE
USED WHEN IN OR NEAR THE WATER. STAY NEAR OCCUPIED LIFEGUARD
TOWERS AND NEVER SWIM ALONE. IF CAUGHT IN A RIP CURRENT...SWIM
PARALLEL TO THE SHORE.

&&

$$

HALL
764 
WHUS46 KLOX 181938
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1238 PM PDT SAT JUN 18 2016

CAZ040-041-087-190400-
/O.CON.KLOX.BH.S.0021.000000T0000Z-160619T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
1238 PM PDT SAT JUN 18 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* HAZARDS...SURF OF 3 TO 4 FEET WILL CONTINUE ALONG EXPOSED SOUTH
  FACING BEACHES THROUGH THIS EVENING. STRONG RIP CURRENTS WILL
  CONTINUE AT AREA BEACHES THROUGH THIS EVENING.

* TIDE...LOW TIDE AROUND 2 FT IS EXPECTED EARLY THIS AFTERNOON AND
  HIGH TIDE NEAR 6 FEET IS EXPECTED LATE THIS EVENING.

* IMPACTS...THERE IS AN INCREASED RISK OF OCEAN DROWNING. RIP 
  CURRENTS CAN PULL SWIMMERS AND SURFERS OUT TO SEA. SNEAKER 
  WAVES CAN SUDDENLY WASH PEOPLE OFF OF BEACHES AND ROCK 
  JETTIES. 

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS TO BEACH AND
SURF ZONE SAFETY ARE EXPECTED OR OCCURRING. CAUTION SHOULD BE
USED WHEN IN OR NEAR THE WATER. STAY NEAR OCCUPIED LIFEGUARD
TOWERS AND NEVER SWIM ALONE. IF CAUGHT IN A RIP CURRENT...SWIM
PARALLEL TO THE SHORE.

&&

$$
473 
WHUS46 KLOX 190403
CFWLOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
903 PM PDT SAT JUN 18 2016

CAZ040-041-087-190515-
/O.EXP.KLOX.BH.S.0021.000000T0000Z-160619T0400Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
CATALINA AND SANTA BARBARA ISLANDS-
903 PM PDT SAT JUN 18 2016

...BEACH HAZARDS STATEMENT HAS EXPIRED...

A HIGH RIP CURRENT RISK WILL CONTINUE FOR LOS ANGELES AND VENTURA
COUNTY BEACHES INTO SUNDAY EVENING.

$$

HALL

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 8:33 PM PDTWind AdvisoryLOX8 hr
Jun 17, 3:00 AM PDTSmall Craft AdvisoryLOX17 hr
Jun 17, 2:06 PM PDTExcessive Heat WarningLOXLos Angeles4 days
Jun 17, 2:06 PM PDTWind AdvisoryLOX13 hr
Jun 17, 3:07 PM PDTFire Weather WatchLOX22 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.