Alert archive / California / Beach Hazards Statements in 2016

Beach Hazards Statement 4, NWS San Diego, CA

January 26, 2016Orange County, San Diego County, California

NWS San Diego, CA issued this beach hazards statement at Jan 26, 2016, 1:00 PM PST for Orange County, San Diego County, California. It took effect at Jan 28, 2016, 10:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Jan 26, 2016, 1:00 PM PST (21:00 UTC)
In effect from
Jan 28, 2016, 10:00 PM PST
Expired
Jan 28, 2016, 12:55 AM PST
In force
Issued by
NWS San Diego, CA

Counties Orange County, CA, San Diego County, CA

The radar

The San Diego radar (KNKX), 53 km from the middle of the area, began a volume at 21:01 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, 9.0 hours before the alert went out and 62 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 2016-01-26Temperature 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, San Diego, CA at 12:00Z on 2016-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.19395878Sfc1 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
2901 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

916 
WHUS46 KSGX 262100
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
100 PM PST TUE JAN 26 2016

...HIGH SURF LIKELY THURSDAY NIGHT THROUGH SATURDAY EVENING...

.A LARGE LONG-PERIOD WEST-NORTHWEST SWELL WILL ARRIVE
THURSDAY...BUILD THURSDAY NIGHT...PEAK FRIDAY...AND LOWER
SATURDAY. THIS WILL PRODUCE HIGH SURF ALONG AREA BEACHES...WITH
HIGHEST SURF NORTH OF NEWPORT BEACH AND SOUTH OF ENCINITAS. STRONG
RIP CURRENTS WILL OCCUR AS WELL...RESULTING IN DANGEROUS SWIMMING
CONDITIONS. 

A LARGER SHORTER PERIOD SWELL MAY OCCUR LATE SUNDAY INTO LATE
MONDAY...PRODUCING MORE LARGE WAVES. 

CAZ043-552-270900-
/O.NEW.KSGX.BH.S.0004.160129T0600Z-160131T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
100 PM PST TUE JAN 26 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM THURSDAY EVENING
THROUGH SATURDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A BEACH
HAZARDS STATEMENT FOR AN OUTLOOK FOR HIGH SURF...WHICH IS IN
EFFECT FROM THURSDAY EVENING THROUGH SATURDAY EVENING.

* WAVES AND SURF...6 TO 10 FEET WITH SETS TO 12 FEET NORTH OF
  NEWPORT BEACH AND SOUTH OF ENCINITAS. ELSEWHERE...4 TO 7 FEET. 

* TIMING...SURF INCREASING THURSDAY NIGHT...PEAKING FRIDAY...AND
  GRADUALLY LOWERING SATURDAY.

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS CREATING DANGEROUS
  SWIMMING CONDITIONS. MINOR BEACH EROSION POSSIBLE. LARGER WAVES
  MAY OVER-TOP JETTIES AND SEA WALLS.

* OUTLOOK...AN EVEN LARGER WEST-NORTHWEST SWELL...BUT WITH A SHORT
  PERIOD...IS POSSIBLE FOR LATE SUNDAY INTO LATE MONDAY. THIS
  WOULD RESULT IN A RETURN OF HIGH SURF...WITH THE POTENTIAL FOR
  SURF TO PRODUCE COASTAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG
RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR
LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING
SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE
CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A
LIFEGUARD.

&&

$$

HTTP://WWW.WEATHER.GOV/SANDIEGO

HARRISON
3 follow-up statements
990 
WHUS46 KSGX 270859
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1259 AM PST WED JAN 27 2016

...HIGH SURF FRIDAY AND SATURDAY...

.A LARGE WEST-NORTHWEST SWELL WITH A LONG PERIOD WILL BUILD RAPIDLY
FRIDAY MORNING...AND PEAK FRIDAY AFTERNOON AND NIGHT BEFORE
SUBSIDING SATURDAY. THIS WILL PRODUCE HIGH SURF WITH HIGHEST SURF
NORTH OF NEWPORT BEACH AND SOUTH OF ENCINITAS. STRONG RIP CURRENTS
WILL OCCUR AS WELL...RESULTING IN DANGEROUS SWIMMING CONDITIONS.

A LARGER SHORTER PERIOD SWELL FROM THE NORTHWEST IS EXPECTED LATE
SUNDAY THROUGH MONDAY...PRODUCING MORE LARGE WAVES.

CAZ043-552-272200-
/O.CON.KSGX.BH.S.0004.160129T0600Z-160131T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
1259 AM PST WED JAN 27 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THURSDAY NIGHT THROUGH
SATURDAY...

* WAVES AND SURF...4 TO 8 FEET WITH SETS TO 10 FEET. HIGHEST SURF
  NORTH OF NEWPORT BEACH AND SOUTH OF ENCINITAS. 

* TIMING...SURF INCREASING THURSDAY NIGHT...PEAKING LATE FRIDAY...AND
  GRADUALLY LOWERING SATURDAY.

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS CREATING DANGEROUS 
  SWIMMING CONDITIONS. MINOR BEACH EROSION POSSIBLE. LARGER 
  WAVES MAY OVER-TOP JETTIES AND SEA WALLS. 

* OUTLOOK...AN EVEN LARGER WEST-NORTHWEST SWELL...BUT WITH A SHORT
  PERIOD...IS EXPECTED LATE SUNDAY THROUGH MONDAY. THIS WOULD
  RESULT IN A RETURN OF HIGH SURF...WITH THE POTENTIAL FOR SURF TO
  PRODUCE COASTAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG
RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR
LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING
SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE
CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A
LIFEGUARD.

&&

$$

MM
427 
WHUS46 KSGX 272053
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1253 PM PST WED JAN 27 2016

...HIGH SURF LIKELY FRIDAY AND SATURDAY...

.A LARGE WEST-NORTHWEST SWELL WITH A LONG PERIOD WILL BUILD
RAPIDLY THURSDAY NIGHT THROUGH FRIDAY MORNING...AND PEAK FRIDAY
AFTERNOON AND NIGHT BEFORE SUBSIDING SATURDAY. THIS WILL PRODUCE
HIGH SURF WITH HIGHEST SURF NORTH OF NEWPORT BEACH AND SOUTH OF
ENCINITAS. STRONG RIP CURRENTS WILL OCCUR AS WELL...RESULTING IN
DANGEROUS SWIMMING CONDITIONS.

A LARGER SHORTER PERIOD SWELL FROM THE NORTHWEST IS EXPECTED LATE
SUNDAY THROUGH MONDAY...PRODUCING MORE LARGE WAVES.

CAZ043-552-280900-
/O.CON.KSGX.BH.S.0004.160129T0600Z-160131T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
1253 PM PST WED JAN 27 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM THURSDAY
EVENING THROUGH SATURDAY EVENING...

* WAVES AND SURF...6 TO 10 FEET WITH SETS TO 12 FEET NORTH OF
  NEWPORT BEACH AND SOUTH OF ENCINITAS. ELSEWHERE...4 TO 7 FEET. 

* TIMING...SURF INCREASING THURSDAY NIGHT...PEAKING FRIDAY
  AFTERNOON AND EVENING...AND GRADUALLY LOWERING SATURDAY.

* TIDES...HIGHEST TIDES AROUND 4.7 TO 4.9 FEET BETWEEN AROUND
  MIDNIGHT AND 1 AM. LOWEST TIDES AROUND 1.8 TO 2.4 FEET BETWEEN 6
  AND 7 PM. 

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS CREATING DANGEROUS 
  SWIMMING CONDITIONS. MINOR BEACH EROSION POSSIBLE. LARGER 
  WAVES MAY OVER-TOP JETTIES AND SEA WALLS. 

* OUTLOOK...AN EVEN LARGER WEST-NORTHWEST SWELL...BUT WITH A 
  SHORT PERIOD...IS EXPECTED LATE SUNDAY THROUGH MONDAY. THIS 
  WOULD RESULT IN A RETURN OF HIGH SURF...WITH THE POTENTIAL FOR 
  SURF TO PRODUCE COASTAL DAMAGE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG
RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR
LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING
SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE
CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A
LIFEGUARD.

&&

$$

HTTP://WWW.WEATHER.GOV/SANDIEGO

HARRISON
737 
WHUS46 KSGX 280855
CFWSGX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1255 AM PST THU JAN 28 2016

...HIGH SURF TONIGHT THROUGH SATURDAY...

.A LARGE WEST-NORTHWEST SWELL WITH A LONG PERIOD WILL BUILD
TONIGHT...PEAK FRIDAY AFTERNOON AND NIGHT...BEFORE SUBSIDING
SATURDAY. THIS WILL PRODUCE HIGH SURF WITH HIGHEST SURF NORTH OF
NEWPORT BEACH AND SOUTH OF CARDIFF. STRONG RIP CURRENTS WILL
OCCUR AS WELL...RESULTING IN DANGEROUS SWIMMING CONDITIONS.

CAZ043-552-282200-
/O.CAN.KSGX.BH.S.0004.160129T0600Z-160131T0600Z/
/O.NEW.KSGX.SU.Y.0005.160129T0600Z-160131T0600Z/
SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS-
1255 AM PST THU JAN 28 2016

...HIGH SURF ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 PM
PST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 PM
PST SATURDAY. 

* WAVES AND SURF...4 TO 8 FEET WITH SETS UP TO 12 FEET. HIGHEST
  SURF NORTH OF NEWPORT BEACH AND SOUTH OF CARDIFF.

* TIMING...INCREASING TONIGHT...PEAKING FRIDAY AFTERNOON AND
  EVENING...AND GRADUALLY SUBSIDING SATURDAY.

* TIDES...HIGHEST TIDES AROUND 4.8 FEET AROUND 12 AND 1 AM ON
  FRIDAY AND SATURDAY.

* IMPACTS...HIGH SURF AND STRONG RIP CURRENTS CREATING DANGEROUS
  SWIMMING CONDITIONS. MINOR BEACH EROSION POSSIBLE DURING HIGH
  TIDES. LARGER WAVES MAY OVER-TOP JETTIES AND SEA WALLS.

* OUTLOOK...A STORM WILL PRODUCE A LARGE WIND SWELL AND CHOPPY
  HIGH SURF SUNDAY AFTERNOON THROUGH MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$

MM

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 25, 9:54 PM PSTWind AdvisorySGXOrange, Riverside, San Bernardino, San Diego13 hr
Jan 26, 11:08 AM PSTWind AdvisorySGXSan Diego5 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.