Alert archive / Hawaii / Wind Advisories in 2005

Wind Advisory 4, NWS Honolulu, HI

December 18, 20054 counties in Hawaii

NWS Honolulu, HI issued this wind advisory at Dec 18, 2005, 7:07 AM HST for 4 counties in Hawaii. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Dec 18, 2005, 7:07 AM HST (17:07 UTC)
Expired
Dec 18, 2005, 7:56 PM HST
In force
13 hr
Issued by
NWS Honolulu, HI

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

The nearest sounding before it

Lihue, (PHLI), launched 12:00Z, 5.1 hours before the alert went out and 214 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 12:00Z on 2005-12-18Temperature 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, Lihue, at 12:00Z on 2005-12-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
1158 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
73 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.

000 
WWHW70 PHFO 181707
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
707 AM HST SUN DEC 18 2005

...WIND ADVISORY FOR THE HALEAKALA MAUNA KEA AND MAUNA LOA SUMMITS...

.OVERVIEW...A COLD FRONT WILL MOVE SOUTH ACROSS THE ISLANDS TODAY...
REACHING THE BIG ISLAND THIS EVENING. STRONG WEST WINDS WILL
AFFECT THE SUMMIT AREAS OF MAUI AND THE BIG ISLAND OF HAWAII.

HIZ028-190515-
/X.UPG.PHFO.HW.A.0001.051219T0400Z-051220T0300Z/
/X.NEW.PHFO.WI.Y.0004.051218T1707Z-051219T2300Z/
BIG ISLAND SUMMITS-
707 AM HST SUN DEC 18 2005

...WIND ADVISORY IN EFFECT UNTIL 1 PM HST MONDAY...

THE NATIONAL WEATHER SERVICE HAS REPLACED THE HIGH WIND WATCH FOR
THE BIG ISLAND SUMMITS WITH A WIND ADVISORY.

A WIND ADVISORY MEANS THAT STRONG WINDS OF 30 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION. THIS ADVISORY REPLACES THE HIGH WIND WATCH. STAY
TUNED SINCE A WARNING MAY BE REQUIRED IF THE WINDS CONTINUE TO
INCREASE.

$$

HIZ022-190515-
/X.NEW.PHFO.WI.Y.0004.051218T1707Z-051219T2300Z/
HALEAKALA SUMMIT-
707 AM HST SUN DEC 18 2005

...WIND ADVISORY IN EFFECT UNTIL 1 PM HST MONDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY FOR HALEAKALA SUMMIT...WHICH IS IN EFFECT UNTIL 1 PM HST
MONDAY.

A WIND ADVISORY MEANS THAT STRONG WINDS OF 30 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION. STAY TUNED SINCE A WARNING MAY BE REQUIRED IF THE
WINDS CONTINUE TO INCREASE.

$$
3 follow-up statements
000 
WWHW70 PHFO 182027
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1027 AM HST SUN DEC 18 2005

...WIND ADVISORY EXPANDED TO INCLUDE ALL ISLANDS...

.OVERVIEW...A COLD FRONT WILL MOVE SOUTH ACROSS THE ISLANDS
TODAY...REACHING THE BIG ISLAND THIS EVENING. THERE WILL BE
LOCALLY STRONG WEST WINDS ON ALL ISLANDS.

HIZ001>021-023>027-190830-
/X.EXA.PHFO.WI.Y.0004.000000T0000Z-051219T2300Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-KAUAI MOUNTAINS-
OAHU SOUTH SHORE-WAIANAE COAST-OAHU NORTH SHORE-OAHU KOOLAU-
OLOMANA-CENTRAL OAHU-WAIANAE MOUNTAINS-MOLOKAI WINDWARD-
MOLOKAI LEEWARD-LANAI MAKAI-LANAI MAUKA-KAHOOLAWE-
MAUI WINDWARD WEST-MAUI LEEWARD WEST-MAUI CENTRAL VALLEY-
WINDWARD HALEAKALA-LEEWARD HALEAKALA-KONA-SOUTH BIG ISLAND-
BIG ISLAND NORTH AND EAST-KOHALA-BIG ISLAND INTERIOR-
1027 AM HST SUN DEC 18 2005

...WIND ADVISORY IN EFFECT UNTIL 1 PM HST MONDAY...

A WIND ADVISORY MEANS THAT STRONG WINDS OF 30 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION. STRONG WINDS ARE LIKELY ON ALL ISLANDS BUT WILL BE
LOCALIZED. THE HIGHEST SPEEDS WILL OCCUR WHERE WINDS ACCELERATE
DOWNSLOPE ON THE EAST SIDES OF THE ISLANDS AND WHERE THE WINDS
FUNNEL THROUGH VALLEYS AND OVER RIDGES.

$$

HIZ022-028-190830-
/X.CON.PHFO.WI.Y.0004.000000T0000Z-051219T2300Z/
HALEAKALA SUMMIT-BIG ISLAND SUMMITS-
1027 AM HST SUN DEC 18 2005

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM HST MONDAY...

A WIND ADVISORY MEANS THAT STRONG WINDS OF 35 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION. STAY TUNED SINCE A WARNING MAY BE REQUIRED IF THE
WINDS CONTINUE TO INCREASE.

$$
000 
WWHW70 PHFO 182124
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1124 AM HST SUN DEC 18 2005

...WIND ADVISORY UPGRADED TO HIGH WIND WARNING FOR HALEAKALA MAUNA
KEA AND MAUNA LOA AND WIND ADVISORY CONTINUED FOR REST OF AREA...

.OVERVIEW...A COLD FRONT WILL MOVE SOUTH ACROSS THE ISLANDS
TODAY...REACHING THE BIG ISLAND THIS EVENING. THERE WILL BE
LOCALLY STRONG WEST WINDS ON ALL ISLANDS.

HIZ022-028-190930-
/X.NEW.PHFO.HW.W.0001.051218T2124Z-051219T1600Z/
/X.EXT.PHFO.WI.Y.0004.051219T1600Z-051219T2300Z/
HALEAKALA SUMMIT-BIG ISLAND SUMMITS-
1124 AM HST SUN DEC 18 2005

...HIGH WIND WARNING IN EFFECT UNTIL 6 AM HST MONDAY...
...WIND ADVISORY NOW IN EFFECT FROM 6 AM TO 1 PM HST MONDAY...

WIND REPORTS FROM MAUNA KEA INDICATE THAT SUSTAINED WINDS OF 50
MPH OR MORE ARE OCCURRING. PEAK WINDS ON THE HALEAKALA SUMMIT HAVE
ALREADY EXCEEDED 40 MPH AND WILL CONTINUE TO STRENGTHEN TODAY.

A HIGH WIND WARNING MEANS THAT WINDS AROUND THE SUMMIT AREAS ARE
SUSTAINED IN EXCESS OF 45 MPH OR FREQUENT GUSTS ABOVE 60 MPH ARE
OCCURRING. TAKE NECESSARY PRECAUTIONS TO PROTECT PROPERTY. TRAVEL
TO THE SUMMIT AREAS SHOULD BE DELAYED UNTIL WINDS SUBSIDE.


$$

HIZ001>021-023>027-190930-
/X.CON.PHFO.WI.Y.0004.000000T0000Z-051219T2300Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-KAUAI MOUNTAINS-
OAHU SOUTH SHORE-WAIANAE COAST-OAHU NORTH SHORE-OAHU KOOLAU-
OLOMANA-CENTRAL OAHU-WAIANAE MOUNTAINS-MOLOKAI WINDWARD-
MOLOKAI LEEWARD-LANAI MAKAI-LANAI MAUKA-KAHOOLAWE-
MAUI WINDWARD WEST-MAUI LEEWARD WEST-MAUI CENTRAL VALLEY-
WINDWARD HALEAKALA-LEEWARD HALEAKALA-KONA-SOUTH BIG ISLAND-
BIG ISLAND NORTH AND EAST-KOHALA-BIG ISLAND INTERIOR-
1124 AM HST SUN DEC 18 2005

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM HST MONDAY...

A WIND ADVISORY MEANS THAT STRONG WINDS OF 30 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. STRONG
WINDS ARE LIKELY ON ALL ISLANDS BUT WILL BE LOCALIZED. THE
STRONGEST WINDS WILL OCCUR WHERE WINDS ACCELERATE DOWNSLOPE ON THE
EAST SIDES OF THE ISLANDS AND WHERE THE WINDS FUNNEL THROUGH
VALLEYS AND OVER RIDGES.

$$
000 
WWHW70 PHFO 190556
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
756 PM HST SUN DEC 18 2005

...WIND ADVISORY CANCELLED...

...HIGH WIND WARNING FOR HALEAKALA MAUNA KEA AND MAUNA LOA REMAINS
IN EFFECT TONIGHT AND MONDAY...

.OVERVIEW...A COLD FRONT MOVING S0UTHEAST OVER OAHU WILL STALL
NEAR THE BIG ISLAND LATER TONIGHT. WINDS WILL CONTINUE STRONG OVER
THE SUMMIT AREAS OF THE BIG ISLAND AND HALEAKALA ON MAUI BUT WILL
DECREASE OVER THE LOWER ELEVATIONS.

HIZ022-028-191600-
/X.CAN.PHFO.WI.Y.0004.051219T1600Z-051219T2300Z/
/X.CON.PHFO.HW.W.0001.000000T0000Z-051219T1600Z/
HALEAKALA SUMMIT-BIG ISLAND SUMMITS-
756 PM HST SUN DEC 18 2005

...WIND ADVISORY IS CANCELLED...
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM HST MONDAY...

WINDS OF 45 TO 55 MPH WILL CONTINUE OVER THE THE SUMMIT AREAS OF
MAUNA KEA AND MAUNA LOA ON THE BIG ISLAND OF HAWAII AND OVER THE
SUMMIT AREA OF MOUNT HALEAKALA ON MAUI.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 45 MPH OR GUSTS OF
60 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

$$

HIZ001>021-023>027-190700-
/X.CAN.PHFO.WI.Y.0004.000000T0000Z-051219T2300Z/
NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-KAUAI MOUNTAINS-
OAHU SOUTH SHORE-WAIANAE COAST-OAHU NORTH SHORE-OAHU KOOLAU-
OLOMANA-CENTRAL OAHU-WAIANAE MOUNTAINS-MOLOKAI WINDWARD-
MOLOKAI LEEWARD-LANAI MAKAI-LANAI MAUKA-KAHOOLAWE-
MAUI WINDWARD WEST-MAUI LEEWARD WEST-MAUI CENTRAL VALLEY-
WINDWARD HALEAKALA-LEEWARD HALEAKALA-KONA-SOUTH BIG ISLAND-
BIG ISLAND NORTH AND EAST-KOHALA-BIG ISLAND INTERIOR-
756 PM HST SUN DEC 18 2005

...WIND ADVISORY IS CANCELLED...

WINDS OVER THE LOWER ELEVATIONS OF MAUI AND THE BIG ISLAND OF
HAWAII HAVE DECREASED...AS HAVE WINDS OVER THE OTHER ISLANDS...AS
THE FRONT MOVES DOWN THE ISLAND CHAIN AND THE MAIN LOW PRESSURE
CENTER MOVES OFF TOWARD THE NORTHEAST OF THE ISLANDS. WINDS HAVE
DECREASED BELOW ADVISORY LEVELS AND SO THE ADVISORY IS CANCELLED.

$$

FARRELL

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Honolulu, HI wrote its last area forecast discussion before this wind advisory went out at Dec 17, 8:30 PM HST, 10 hours 37 minutes earlier.

Area forecast discussion, Dec 17, 8:30 PM HST, 10 hours 37 minutes before
HAWAIIAN ISLANDS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
830 PM HST SAT DEC 17 2005

.SYNOPSIS...
KONA WINDS WILL CONTINUE TO INCREASE THROUGH SUNDAY AS A COLD FRONT
APPROACHES THE ISLANDS FROM THE NORTHWEST. THE FRONT WILL DROP SOUTH
OVER KAUAI LATE SUNDAY BRINGING A BAND OF CLOUDS AND SHOWERS. THE
FRONT WILL SLOW AND WEAKEN AS IT PUSHES ACROSSOAHU AND MAUI COUNTY
SUNDAY NIGHT. WHATEVER REMAINS WILL OF THE FRONT WILL STALL NEAR THE
BIG ISLAND ON MONDAY. THE RIDGE WILL REDEVELOP NORTH OF THE ISLANDS
NEXT WEEK FOR A PROLONGED PERIOD OF LIGHT WINDS.

&&

.DISCUSSION...
THE SURFACE RIDGE IS CURRENTLY JUST SOUTH OF THE BIG ISLAND...WITH
WSW OR KONA FLOW OVER THE ISLANDS AND TO OUR NORTH. THE VERY ACTIVE
AND STORMY PATTERN OVER THE NORTHERN PACIFIC OVER THE NEXT SEVERAL
DAYS AND WILL KEEP THE SUBTROPICAL RIDGE SHUNTED FARTHER SOUTH THAN
NORMAL...OVER OR CLOSE TO THE ISLANDS.

A COLD FRONT TRAILING FROM ONE OF THESE  LOWS WILL SWEEP ACROSS THE
ISLANDS LATE SUNDAY AND SUNDAY NIGHT. MODELS CONTINUE TO SHOW THAT
WITH LIMITED MOISTURE AVAILABLE TO WORK AND LIMITED UPPER LEVEL
SUPPORT...THIS FRONT WILL NOT PRODUCE SIGNIFICANT AMOUNTS OF
RAINFALL. THE LATEST MODEL RUNS APPEAR TO CONTINUE TO SUPPORT OUR
FORECAST TIMING...WITH THE FRONT REACHING KAUAI LATE ON SUNDAY...
OAHU AND MAUI COUNTY SUNDAY NIGHT...AND STALLING NEAR THE BIG
ISLAND ON MONDAY. HAVE MADE ONLY VERY MINOR TWEAKS TO THE POP
GRIDS...WHICH SEEM TO BE IN GOOD AGREEMENT OVERALL WITH MOS
GUIDANCE.

HAVE MAINTAINED THE WIND SPEED GRIDS...ALONG WITH THE GUSTS. THESE
LOOK GOOD...INCLUDING THE GUSTS UP TO 35 OR 40 MPH IN LOCALIZED
AREAS OF NORMALLY WINDWARD SECTIONS OF KAUAI AND OAHU.

A GAP IN THE PARADE OF LOWS TO THE NORTH WILL ALLOW THE SUBTROPICAL
RIDGE TO BUILD BACK NORTH OF THE ISLANDS LATER MONDAY INTO
TUESDAY...ALONG WITH PROVIDING RISING HEIGHTS ALOFT. THE SURFACE
RIDGE IS THEN EXPECTED TO RETURN TO THE ISLAND VICINITY AND REMAIN
IN PLACE THROUGH MUCH OF THE WEEK...WITH PERHAPS ANOTHER WEAK
FRONTAL EPISODE LATE IN THE WEEK...ABOUT FRIDAY. OTHER THAN SOME
LINGERING SHOWERS NEAR THE BIG ISLAND...WE WILL LIKELY SETTLE BACK
INTO A GENERALLY DRY OR WEAK CONVECTIVE PATTERN TUESDAY THROUGH
THURSDAY.

&&

.MARINE...
THE OTHER BIG STORY IS THE NORTHWEST SWELL. THE LATEST BUMP IS ON
THE DECLINE...BUT ANOTHER NORTHWEST SWELL WILL ARRIVE LATE TONIGHT
AND LIKELY PEAK ON MONDAY. BECAUSE OF PROBLEMS WITH HANDLING THE
STRENGTH OF THE WINDS OVER THE NORTH PACIFIC...THE WAVEWATCH III
HAS BEEN WAFFLING A LOT ON THE SIZE AND PERIOD OF THE ENERGY
REACHING THE ISLANDS. IT STILL LOOKS LIKE SURF WILL REACH WARNING
LEVELS FOR SOME NORTH AND WEST FACING LOCATIONS STARTING MONDAY.
THE COMBINATION OF STRONG KONA WINDS FOR THE NORTHERN WATERS...AND
INCREASING SEAS...NECESSITATES SMALL CRAFT ADVISORIES FOR MOST OF
THE COASTAL WATERS.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
HIGH SURF ADVISORY UNTIL 3 PM HST MONDAY FOR NORTH AND WEST FACING
SHORES.

SMALL CRAFT ADVISORY UNTIL 3 PM HST MONDAY FOR MOST HAWAIIAN
WATERS...ESPECIALLY THOSE WATERS EXPOSED TO LARGE NORTHWEST
SWELLS...BUT ALSO INCLUDING WATERS AROUND KAUAI AND OAHU WHERE WEST
TO SOUTHWEST WINDS WILL INCREASE THROUGH SUNDAY.

&&

FARRELL

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 18, 3:30 AM HSTHigh Wind WatchHFOHawaii32 hr
Dec 18, 11:24 AM HSTHigh Wind WarningHFOHawaii, Kalawao25 hr

Nearby

Wind Advisories in Hawaii, 2005Every wind advisory in 2005

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.