Alert archive / Hawaii / High Surf Warnings in 2012

High Surf Warning 4, NWS Honolulu, HI

February 6, 2012Honolulu County, Kauai County, Kalawao County, Hawaii

NWS Honolulu, HI issued this high surf warning at Feb 6, 2012, 3:21 PM HST for Honolulu County, Kauai County, Kalawao County, Hawaii. It was in force for 3 days. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 6, 2012, 3:21 PM HST (01:21 UTC)
Expired
Feb 9, 2012, 3:24 PM HST
In force
3 days
Issued by
NWS Honolulu, HI

Counties Honolulu County, HI, Kalawao County, HI, Kauai County, HI

The radar

The Molokai radar (PHMO), 116 km from the middle of the area, began a volume at 01:24 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.

What was reported inside it

TimeReportWhereRemark
Feb 7, 2:00 PM HSTNON-TSTM WND DMGMaunawili, HIPOWERLINES DOWN ULUPUNI STREET NEAR CASTLE HOSPITAL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lihue, (PHLI), launched 00:00Z, 1.4 hours before the alert went out and 127 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, Lihue, at 00:00Z on 2012-02-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 37 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lihue, at 00:00Z on 2012-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
37 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
1087 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
113 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.

157 
WHHW40 PHFO 070121
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
321 PM HST MON FEB 6 2012

...HIGH SURF WARNING IN EFFECT THROUGH THURSDAY FOR NORTH AND WEST FACING
SHORES OF NIIHAU KAUAI AND OAHU AND THE NORTH FACING SHORES OF
MOLOKAI AND MAUI...
...HIGH SURF ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST FACING
SHORES OF THE BIG ISLAND...

.A VERY LARGE NORTHWEST SWELL WILL CONTINUE TO AFFECT THE AREA TONIGHT
BRINGING SURF HEIGHTS TO WARNING LEVELS ON MANY NORTH AND WEST FACING
SHORES. AN EVEN LARGER NORTHWEST SWELL WILL SPREAD ACROSS THE AREA
LATE TUESDAY AND PEAK WEDNESDAY. BETWEEN THE SWELLS...THERE MAY BE
A TEMPORARY DECLINE IN SURF HEIGHTS BELOW WARNING LEVELS ON
TUESDAY IN SOME LOCATIONS. SURF HEIGHTS WILL BE LOWER ON THE KONA
COAST OF THE BIG ISLAND...HOWEVER WILL REACH THE ADVISORY THRESHOLD
TONIGHT AND UP TO ALMOST WARNING LEVELS BY EARLY WEDNESDAY.

HIZ001>003-006>008-012-013-017-019-020-071430-
/O.UPG.PHFO.SU.Y.0012.000000T0000Z-120207T1600Z/
/O.NEW.PHFO.SU.W.0004.120207T0121Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
321 PM HST MON FEB 6 2012

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THURSDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF
WARNING...WHICH IS IN EFFECT UNTIL 6 PM HST THURSDAY. THE HIGH
SURF ADVISORY IS NO LONGER IN EFFECT. 

* SURF...SURF HEIGHTS WILL BE 20 TO 30 FT TONIGHT ON NORTH AND
  WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES
  OF OAHU MOLOKAI AND MAUI. SURF WILL BE 15 TO 20 FT ALONG THE
  WEST FACING SHORE OF OAHU. PEAK SURF HEIGHTS WILL BE EVEN LARGER
  ON WEDNESDAY.

* TIMING...SURF WILL PEAK TONIGHT...LOWER TUESDAY...INCREASE
  TUESDAY NIGHT AND PEAK AGAIN WEDNESDAY...GRADUALLY DECLINING THROUGH
  THURSDAY.

* IMPACTS...COASTAL RUN UP IS EXPECTED NEAR HIGH TIDE EARLY
  TUESDAY...EARLY WEDNESDAY AND THURSDAY MORNING. THE MOST
  SIGNIFICANT IMPACTS ARE EXPECTED EARLY WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING INDICATES THAT DANGEROUS...BATTERING WAVES
WILL POUND THE SHORELINE. THIS WILL RESULT IN VERY DANGEROUS
SWIMMING CONDITIONS...AND DEADLY RIP CURRENTS.  

&&

$$

HIZ023-071430-
/O.NEW.PHFO.SU.Y.0013.120207T0121Z-120210T0400Z/
KONA-
321 PM HST MON FEB 6 2012

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THURSDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM HST THURSDAY. 

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$

BRENCHLEY
6 follow-up statements
566 
WHHW40 PHFO 071313
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
313 AM HST TUE FEB 7 2012

...HIGH SURF WARNING IN EFFECT THROUGH THURSDAY FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI AND OAHU AND THE NORTH FACING
SHORES OF MOLOKAI AND MAUI...
...HIGH SURF ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST FACING
SHORES OF THE BIG ISLAND...

.THE CURRENT NORTHWEST SWELL IS SUBSIDING...BUT AN EVEN LARGER
NORTHWEST SWELL WILL REACH THE ISLANDS TONIGHT AND PEAK WEDNESDAY.

HIZ001>003-006>008-012-013-017-019-020-080230-
/O.CON.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
313 AM HST TUE FEB 7 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

* SURF...SURF HEIGHTS WILL BE 18 TO 22 FT TODAY ON NORTH AND WEST
  FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF
  OAHU MOLOKAI AND MAUI. SURF WILL RISE RAPIDLY TONIGHT TO 25 TO
  35 FT. SURF ALONG THE WEST FACING SHORES OF OAHU AND MOLOKAI
  WILL BE 10 TO 15 FT TODAY...RISING TO 18 TO 22 FT TONIGHT.

* TIMING...SURF WILL PEAK WEDNESDAY THEN GRADUALLY DIMINISH
  THROUGH THURSDAY.

* IMPACTS...LOCALIZED COASTAL FLOODING MAY OCCUR AROUND THE TIME
  OF HIGH TIDE EARLY WEDNESDAY AND THURSDAY MORNINGS. THE MOST
  SIGNIFICANT IMPACTS ARE EXPECTED EARLY WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY WELL AWAY FROM THE SHORELINE IN THE AFFECTED AREAS. BE
PREPARED FOR POSSIBLE ROAD CLOSURES.

&&

$$

HIZ023-080230-
/O.CON.PHFO.SU.Y.0013.000000T0000Z-120210T0400Z/
KONA-
313 AM HST TUE FEB 7 2012

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$
DONALDSON
377 
WHHW40 PHFO 080117
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
317 PM HST TUE FEB 7 2012

...HIGH SURF WARNING IN EFFECT THROUGH THURSDAY FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND THE NORTH
FACING SHORES OF MAUI... 
...HIGH SURF ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST FACING
SHORES OF THE BIG ISLAND...

.AN EXTRA LARGE NORTHWEST SWELL WILL REACH THE ISLANDS TONIGHT
AND PEAK WEDNESDAY.

HIZ001>003-006>008-012-013-017-019-020-081430-
/O.CON.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
317 PM HST TUE FEB 7 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY. 

* SURF...PEAK SURF HEIGHTS ON NORTH AND WEST FACING SHORES OF
  KAUAI AND NIIHAU AND THE NORTH FACING SHORES OF OAHU MOLOKAI AND
  MAUI WILL BE 25 TO 35 FT. PEAK SURF ALONG THE WEST FACING
  SHORES OF OAHU AND MOLOKAI WILL BE 18 TO 22 FT.

* TIMING...SURF WILL PEAK WEDNESDAY THEN GRADUALLY DIMINISH 
  THROUGH THURSDAY. 

* IMPACTS...LOCALIZED SIGNIFICANT COASTAL FLOODING IS LIKELY TO
  OCCUR AROUND THE TIME OF HIGH TIDE EARLY WEDNESDAY AND THURSDAY
  MORNINGS. THE MOST SIGNIFICANT IMPACTS ARE EXPECTED EARLY
  WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY WELL AWAY FROM THE SHORELINE IN THE AFFECTED AREAS. BE
PREPARED FOR POSSIBLE ROAD CLOSURES.

&&

$$

HIZ023-081430-
/O.CON.PHFO.SU.Y.0013.000000T0000Z-120210T0400Z/
KONA-
317 PM HST TUE FEB 7 2012

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY. 

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...TONIGHT THROUGH THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$

BRENCHLEY
336 
WHHW40 PHFO 081347
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
347 AM HST WED FEB 8 2012

...HIGH SURF WARNING IN EFFECT THROUGH THURSDAY FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND THE NORTH
FACING SHORES OF MAUI...
...HIGH SURF ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST FACING
SHORES OF THE BIG ISLAND...

.AN EXTRA LARGE NORTHWEST SWELL WILL PEAK TODAY...THEN SLOWLY SUBSIDE.

HIZ001>003-006>008-012-013-017-019-020-090230-
/O.CON.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
347 AM HST WED FEB 8 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

* SURF...PEAK SURF HEIGHTS ON NORTH AND WEST FACING SHORES OF 
  KAUAI AND NIIHAU AND THE NORTH FACING SHORES OF OAHU MOLOKAI 
  AND MAUI WILL BE 25 TO 35 FT. PEAK SURF ALONG THE WEST FACING 
  SHORES OF OAHU AND MOLOKAI WILL BE 18 TO 22 FT. 

* TIMING...SURF WILL PEAK TODAY THEN GRADUALLY DIMINISH 
  THROUGH THURSDAY. 

* IMPACTS...LOCALIZED COASTAL FLOODING MAY OCCUR AROUND THE TIME
  OF HIGH TIDE EARLY TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY WELL AWAY FROM THE SHORELINE IN THE AFFECTED AREAS. BE
PREPARED FOR POSSIBLE ROAD CLOSURES.

&&

$$

HIZ023-090230-
/O.CON.PHFO.SU.Y.0013.000000T0000Z-120210T0400Z/
KONA-
347 AM HST WED FEB 8 2012

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...TODAY THROUGH THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$
DONALDSON
620 
WHHW40 PHFO 090147
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
347 PM HST WED FEB 8 2012

...HIGH SURF WARNING IN EFFECT THROUGH THURSDAY FOR NORTH AND
WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH
FACING SHORES OF MAUI...
...HIGH SURF ADVISORY IN EFFECT THROUGH THURSDAY FOR WEST FACING
SHORES OF THE BIG ISLAND...

.AN EXTRA LARGE NORTHWEST SWELL HAS PEAKED THIS AFTERNOON...AND
WILL SLOWLY SUBSIDE THROUGH THURSDAY. 

HIZ001>003-006>008-012-013-017-019-020-091500-
/O.CON.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
347 PM HST WED FEB 8 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY. 

* SURF...PEAK SURF HEIGHTS ON NORTH AND WEST FACING SHORES OF 
  KAUAI AND NIIHAU AND THE NORTH FACING SHORES OF OAHU MOLOKAI 
  AND MAUI WILL BE 25 TO 30 FT. PEAK SURF ALONG THE WEST FACING 
  SHORES OF OAHU AND MOLOKAI WILL BE 18 TO 22 FT. 

* TIMING...SURF IS AT ITS PEAK AND WILL GRADUALLY DIMINISH THROUGH
  THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY WELL AWAY FROM THE SHORELINE IN THE AFFECTED AREAS. BE
PREPARED FOR POSSIBLE ROAD CLOSURES.

&&

$$

HIZ023-091500-
/O.CON.PHFO.SU.Y.0013.000000T0000Z-120210T0400Z/
KONA-
347 PM HST WED FEB 8 2012

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY...

A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THURSDAY. 

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...SURF WILL PEAK THIS EVENING AND GRADUALLY DIMINISH
  THROUGH THURSDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$

BRAVENDER
269 
WHHW40 PHFO 091340
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
340 AM HST THU FEB 9 2012

...HIGH SURF WARNING IN EFFECT THROUGH THIS EVENING FOR NORTH AND WEST
FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH
FACING SHORES OF MAUI...

...HIGH SURF ADVISORY IN EFFECT THROUGH THIS EVENING FOR WEST FACING
SHORES OF THE BIG ISLAND...

.AN EXTRA LARGE NORTHWEST SWELL WILL SUBSIDE SLOWLY TODAY.

HIZ001>003-006>008-012-013-017-019-020-100245-
/O.CON.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
340 AM HST THU FEB 9 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING...

A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING. 

* SURF...SURF HEIGHTS ON NORTH AND WEST FACING SHORES OF KAUAI AND
  NIIHAU AND THE NORTH FACING SHORES OF OAHU MOLOKAI AND MAUI WILL
  DIMINISH FROM 20 TO 25 FT THIS MORNING. SURF ALONG THE WEST
  FACING SHORES OF OAHU AND MOLOKAI WILL DIMINISH FROM 14 TO 20 FT.

* TIMING...SURF HAS PEAKED AND WILL DIMINISH GRADUALLY TODAY. 

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY WELL AWAY FROM THE SHORELINE IN THE AFFECTED AREAS. BE
PREPARED FOR POSSIBLE ROAD CLOSURES.

&&

$$

HIZ023-100245-
/O.CON.PHFO.SU.Y.0013.000000T0000Z-120210T0400Z/
KONA-
340 AM HST THU FEB 9 2012

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING...

A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING. 

* SURF...SURF HEIGHTS OF 6 TO 10 FEET.

* TIMING...SURF HAS PEAKED AND WILL DIMINISH GRADUALLY TODAY.  

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$
402 
WHHW40 PHFO 100124
CFWHFO

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
324 PM HST THU FEB 9 2012

...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF NIIHAU
KAUAI OAHU AND MOLOKAI FOR NORTH FACING SHORES OF MAUI AND FOR
WEST FACING SHORES OF THE BIG ISLAND...

.THE LARGE NORTHWEST SWELL WILL CONTINUE TO LOWER TONIGHT AND FRIDAY.

HIZ001>003-006>008-012-013-017-019-020-101430-
/O.CAN.PHFO.SU.W.0004.000000T0000Z-120210T0400Z/
/O.EXB.PHFO.SU.Y.0013.120210T0124Z-120210T1600Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST-
OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD-
MAUI WINDWARD WEST-MAUI CENTRAL VALLEY-WINDWARD HALEAKALA-
324 PM HST THU FEB 9 2012

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM HST FRIDAY...
...HIGH SURF WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM HST FRIDAY. THE HIGH
SURF WARNING HAS BEEN CANCELLED. 

* SURF...SURF ALONG NORTH AND WEST FACING SHORES OF KAUAI AND
  NIIHAU AND THE NORTH FACING SHORES OF OAHU MOLOKAI AND MAUI WILL
  BE 15 TO 20 FEET OVERNIGHT. SURF ALONG WEST FACING SHORES OF
  OAHU AND MOLOKAI WILL BE 10 TO 14 FEET OVERNIGHT.

* TIMING...SURF WILL GRADUALLY LOWER OVERNIGHT AND FRIDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$

HIZ023-101430-
/O.EXT.PHFO.SU.Y.0013.000000T0000Z-120210T1600Z/
KONA-
324 PM HST THU FEB 9 2012

...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 6 AM HST FRIDAY...

THE HIGH SURF ADVISORY IS NOW IN EFFECT UNTIL 6 AM HST FRIDAY. 

* SURF...SURF HEIGHTS OF 6 TO 8 FEET.

* TIMING...SURF WILL GRADUALLY LOWER OVERNIGHT AND FRIDAY.

* IMPACTS...LOCALIZED BEACH EROSION AND STRONG CURRENTS.

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.

&&

$$

BURKE

The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 6, 3:21 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao4 days
Feb 6, 3:24 PM HSTHigh Wind WatchHFOKalawao4 hr
Feb 6, 7:21 PM HSTWind AdvisoryHFOKalawao32 hr
Feb 7, 7:33 AM HSTSpecial Marine WarningHFO117 min
Feb 7, 8:35 AM HSTAreal Flood AdvisoryHFOHonolulu116 min
Feb 7, 9:26 AM HSTSpecial Marine WarningHFO2 hr
Feb 7, 11:29 AM HSTSpecial Marine WarningHFO2 hr
Feb 7, 1:30 PM HSTSpecial Marine WarningHFO2 hr

Nearby

High Surf Warnings in Hawaii, 2012Every high surf warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.