Alert archive / California / High Surf Advisories in 2015

High Surf Advisory 4, NWS Eureka, CA

December 23, 2015

NWS Eureka, CA issued this high surf advisory at Dec 23, 2015, 10:38 PM PST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Dec 23, 2015, 10:38 PM PST (06:38 UTC)
Expired
Dec 24, 2015, 3:00 PM PST
In force
16 hr
Issued by
NWS Eureka, CA

The text

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

702 
WHUS46 KEKA 240638
CFWEKA

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1038 PM PST WED DEC 23 2015

CAZ001-002-241445-
/O.NEW.KEKA.SU.Y.0004.151224T0638Z-151224T2300Z/
REDWOOD COAST-MENDOCINO COAST-
1038 PM PST WED DEC 23 2015

...HIGH SURF ADVISORY IN EFFECT UNTIL 3 PM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM PST THURSDAY. 

* SURF...BREAKING WAVES 20 TO 23 FEET ALONG WEST AND NORTHWEST
  FACING BEACHES.

* TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND WASHING
  OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE ERRATIC
  AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF ZONE AS THESE
  LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE INTO THE FRIGID
  AND TURBULENT OCEAN WATERS. MARINERS TRAVERSING THE BAR ARE
  URGED TO EXERCISE EXTREME CAUTION ESPECIALLY DURING MAX EBB
  WHICH IS PREDICTED TO OCCUR AROUND 9 A.M...OR STAY IN PORT UNTIL
  THE THREAT SUBSIDES.

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.

&&

$$
4 follow-up statements
313 
WHUS46 KEKA 240853
CFWEKA

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1253 AM PST THU DEC 24 2015

CAZ001-241500-
/O.NEW.KEKA.CF.Y.0009.151224T1600Z-151224T2100Z/
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
REDWOOD COAST-
1253 AM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...COASTAL FLOOD ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO
1 PM PST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A COASTAL FLOOD
ADVISORY...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 1 PM PST
THIS AFTERNOON. 

* COASTAL FLOODING...HIGH ASTRONOMICAL TIDES WILL CAUSE MINOR
  FLOODING IN LOW LYING AREAS ALONG THE REDWOOD COAST THURSDAY
  MORNING. AT HIGH TIDE...1022 AM AT THE NORTH SPIT...THE WATER
  LEVEL IS EXPECTED TO PEAK BETWEEN 9.2 AND 9.5 FEET MLLW AT THE
  NORTH SPIT TIDE GAUGE.

* IMPACTS...LOW LYING AREAS WILL EXPERIENCE MINOR FLOODING
  INCLUDING...BUT NOT LIMITED TO...ROADWAYS IN KING SALMON AND THE
  ARCATA BOTTOMS. DUE TO RECENT HEAVY RAINFALL AND SURF ACTION
  ALONG THE COAST...FLOODING MAY BE MORE EXPANSIVE INTO ADDITIONAL
  LOW-LYING AREAS.

* SURF...BREAKING WAVES 20 TO 23 FEET ALONG WEST AND NORTHWEST 
  FACING BEACHES. 

* HIGH SURF TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO 
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND 
  WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE 
  ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF 
  ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE 
  INTO THE FRIGID AND TURBULENT OCEAN WATERS. 

* MARINERS TRAVERSING THE BAR ARE URGED TO EXERCISE EXTREME
  CAUTION ESPECIALLY DURING MAX EBB...OR STAY IN PORT UNTIL THE
  THREAT SUBSIDES.

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.

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.

&&

$$

CAZ002-241500-
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
MENDOCINO COAST-
1253 AM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* SURF...BREAKING WAVES 20 TO 23 FEET ALONG WEST AND NORTHWEST 
  FACING BEACHES. 

* TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO 
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND 
  WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE 
  ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF 
  ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE 
  INTO THE FRIGID AND TURBULENT OCEAN WATERS. 

* MARINERS TRAVERSING THE BAR ARE URGED TO EXERCISE EXTREME
  CAUTION ESPECIALLY DURING MAX EBB...OR STAY IN PORT UNTIL THE
  THREAT SUBSIDES.

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.

&&

$$
228 
WHUS46 KEKA 241314
CFWEKA

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
514 AM PST THU DEC 24 2015



CAZ001-242115-
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
/O.CON.KEKA.CF.Y.0009.151224T1600Z-151224T2100Z/
REDWOOD COAST-
514 AM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 1 PM PST THIS AFTERNOON...

* COASTAL FLOODING...HIGH ASTRONOMICAL TIDES WILL CAUSE MINOR
  FLOODING IN LOW LYING AREAS ALONG THE REDWOOD COAST THIS
  MORNING. AT HIGH TIDE...1022 AM AT THE NORTH SPIT...THE WATER
  LEVEL IS EXPECTED TO PEAK BETWEEN 9.2 AND 9.4 FEET MLLW AT THE
  NORTH SPIT TIDE GAUGE.

* IMPACTS...LOW LYING AREAS WILL EXPERIENCE MINOR FLOODING 
  INCLUDING...BUT NOT LIMITED TO...ROADWAYS IN KING SALMON AND 
  THE ARCATA BOTTOMS. DUE TO RECENT HEAVY RAINFALL AND SURF 
  ACTION ALONG THE COAST...FLOODING MAY BE MORE EXPANSIVE INTO 
  ADDITIONAL LOW-LYING AREAS. 

* SURF...BREAKING WAVES 20 TO 25 FEET ALONG WEST AND NORTHWEST 
  FACING BEACHES. 

* HIGH SURF TIMING...WAVES WILL SLOWLY DIMINISH THROUGH THE DAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO 
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND 
  WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE 
  ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF 
  ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE 
  INTO THE FRIGID AND TURBULENT OCEAN WATERS. 

* MARINERS TRAVERSING THE BAR ARE URGED TO EXERCISE EXTREME 
  CAUTION ESPECIALLY DURING MAX EBB...OR STAY IN PORT UNTIL THE 
  THREAT SUBSIDES. 

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.

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.

&&

$$

CAZ002-242115-
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
MENDOCINO COAST-
514 AM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* SURF...BREAKING WAVES 20 TO 23 FEET ALONG WEST AND NORTHWEST 
  FACING BEACHES. 

* TIMING...THE WAVES WILL SLOWLY DIMINISH THROUGH THE DAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO 
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND 
  WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE 
  ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF 
  ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE 
  INTO THE FRIGID AND TURBULENT OCEAN WATERS. 

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.

&&

$$
019 
WHUS46 KEKA 242027
CFWEKA

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1227 PM PST THU DEC 24 2015


CAZ001-242300-
/O.CAN.KEKA.CF.Y.0009.000000T0000Z-151224T2100Z/
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
REDWOOD COAST-
1227 PM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...COASTAL FLOOD ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS CANCELLED THE COASTAL
FLOOD ADVISORY. 

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.

&&

$$

CAZ002-242300-
/O.CON.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
MENDOCINO COAST-
1227 PM PST THU DEC 24 2015

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

* SURF...BREAKING WAVES 20 TO 23 FEET ALONG WEST AND NORTHWEST 
  FACING BEACHES. 

* TIMING...THE WAVES WILL SLOWLY DIMINISH THROUGH THE DAY.

* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO 
  INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND 
  WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE 
  ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF 
  ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE 
  INTO THE FRIGID AND TURBULENT OCEAN WATERS. 

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.

&&

$$
199 
WHUS46 KEKA 242300
CFWEKA

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
300 PM PST THU DEC 24 2015


CAZ001-002-250000-
/O.EXP.KEKA.SU.Y.0004.000000T0000Z-151224T2300Z/
REDWOOD COAST-MENDOCINO COAST-
300 PM PST THU DEC 24 2015

...HIGH SURF ADVISORY HAS EXPIRED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 23, 8:12 PM PSTGale WarningEKA30 hr
Dec 24, 12:53 AM PSTCoastal Flood AdvisoryEKA12 hr
Dec 24, 2:36 PM PSTHard Freeze WatchEKA14 hr
Dec 24, 3:38 PM PSTSpecial Weather StatementEKADel Norte22 min

Nearby

High Surf Advisories in California, 2015Every high surf advisory in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.