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High Surf Warning


COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
743 PM HST SAT DEC 20 2014

...HIGH SURF WARNING BEGINNING EARLY SUNDAY MORNING FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH
FACING SHORES OF MAUI...
...HIGH SURF WARNING BEGINNING LATE SUNDAY MORNING FOR WEST FACING
SHORES OF THE BIG ISLAND...
...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG
ISLAND...

.A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD
NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL WILL BEGIN AFFECTING
THE ISLANDS LATER TONIGHT...AND RAPIDLY BUILDING TO WARNING LEVELS
ON SUNDAY. ALSO...SURF HEIGHTS ALONG WEST FACING SHORES OF THE BIG
ISLAND WILL REACH ADVISORY LEVELS ON SUNDAY DURING THE DAY...INCREASING
TO WARNING LEVELS BY SUNDAY NIGHT.

A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL
SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL
REMAIN ELEVATED THROUGH SUNDAY BEFORE GRADUALLY DIMINISHING.

HIZ023-026-211845-
/O.EXB.PHFO.SU.W.0013.141221T2000Z-141223T1600Z/
KONA-KOHALA-
743 PM HST SAT DEC 20 2014

...HIGH SURF WARNING IN EFFECT FROM 10 AM SUNDAY TO 6 AM HST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF
WARNING...WHICH IS IN EFFECT FROM 10 AM SUNDAY TO 6 AM HST
TUESDAY.

* SURF...ALONG WEST FACING SHORES OF THE BIG ISLAND...6 TO 10 FEET
  DURING THE DAY...INCREASING TO 8 TO 12 FEET SUNDAY NIGHT.

* TIMING...ADVISORY LEVEL SURF FROM 10 AM SUNDAY...INCREASING TO
  WARNING LEVELS SUNDAY NIGHT.

* IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS
  PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG
  LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY
  IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS
CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING
THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD
BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS
UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS.

&&

$$

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
743 PM HST SAT DEC 20 2014

...HIGH SURF WARNING BEGINNING EARLY SUNDAY MORNING FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH
FACING SHORES OF MAUI...
...HIGH SURF WARNING BEGINNING LATE SUNDAY MORNING FOR WEST FACING
SHORES OF THE BIG ISLAND...
...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG
ISLAND...

.A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD
NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL WILL BEGIN AFFECTING
THE ISLANDS LATER TONIGHT...AND RAPIDLY BUILDING TO WARNING LEVELS
ON SUNDAY. ALSO...SURF HEIGHTS ALONG WEST FACING SHORES OF THE BIG
ISLAND WILL REACH ADVISORY LEVELS ON SUNDAY DURING THE DAY...INCREASING
TO WARNING LEVELS BY SUNDAY NIGHT.

A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL
SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL
REMAIN ELEVATED THROUGH SUNDAY BEFORE GRADUALLY DIMINISHING.

HIZ001>003-006>009-012-013-017-019-020-211845-
/O.CON.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD-
MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-
WINDWARD HALEAKALA-
743 PM HST SAT DEC 20 2014

...HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM
HST TUESDAY...

A HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM
HST TUESDAY.

* SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI
  AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...BUILDING
  TO 25 TO 30 FEET SUNDAY NIGHT AND MONDAY. ALONG WEST FACING
  SHORES OF OAHU AND MOLOKAI...BUILDING TO 15 TO 20 FEET SUNDAY
  NIGHT AND MONDAY.

* TIMING...WARNING LEVEL SURF IS EXPECTED TO RAPIDLY BUILD BY
  DAYBREAK SUNDAY ON KAUAI...DURING SUNDAY MORNING ON OAHU...AND
  BY MIDDAY SUNDAY ACROSS MAUI COUNTY.

* IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING
  ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND
  STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY
  OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR
  CHANNEL DANGEROUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS
CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING
THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD
BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS
UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS.

&&

$$

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NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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