Alert archive / Hawaii / Wind Advisories in 2005

Wind Advisory 5, NWS Honolulu, HI

December 19, 2005Hawaii County, Hawaii

NWS Honolulu, HI issued this wind advisory at Dec 19, 2005, 11:58 AM HST for Hawaii County, Hawaii. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Dec 19, 2005, 11:58 AM HST (21:58 UTC)
Expired
Dec 19, 2005, 2:59 PM HST
In force
3 hr
Issued by
NWS Honolulu, HI

County Hawaii County, HI

The nearest sounding before it

Hilo, (PITO), launched 12:00Z, 10.0 hours before the alert went out and 56 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, Hilo, at 12:00Z on 2005-12-19Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Hilo, at 12:00Z on 2005-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -82 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
1138 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-82 m²/s²
0-3 km storm-relative helicity
-83 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 192158
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1158 AM HST MON DEC 19 2005

...HIGH WIND WARNING HAS BEEN DOWNGRADED TO A WIND ADVISORY FOR
THE BIG ISLAND SUMMITS THIS AFTERNOON...

.AN OLD FRONT HAS MOVED THROUGH THE BIG ISLAND EARLY THIS MORNING.
STRONG WEST TO NORTHWEST CONTINUE TO DIMINISH ACROSS THE REGION.
WIND SPEEDS WILL FALL BELOW ADVISORY LEVELS BY MID AFTERNOON.

HIZ028-200100-
/X.CAN.PHFO.HW.W.0001.000000T0000Z-051219T2200Z/
/X.NEW.PHFO.WI.Y.0005.051219T2158Z-051220T0100Z/
BIG ISLAND SUMMITS-
1158 AM HST MON DEC 19 2005

...HIGH WIND WARNING IS CANCELLED...
...WIND ADVISORY IN EFFECT UNTIL 3 PM HST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM HST THIS AFTERNOON. THE
HIGH WIND WARNING HAS BEEN CANCELLED. 

WEST NORTHWEST WINDS OF 40 MPH WITH GUSTS ABOVE 50 MPH REMAIN
POSSIBLE THROUGH MID AFTERNOON FOR THE SUMMITS ON THE BIG ISLAND.
WIND WILL QUICKLY DIMINISH BELOW ADVISORY LEVELS BY 3 PM.

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.

$$

PROTON
1 follow-up statement
000 
WWHW70 PHFO 200059
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
259 PM HST MON DEC 19 2005

...WIND ADVISORY FOR THE BIG ISLAND SUMMITS IS CANCELLED...

.A FRONT THAT MOVED OVER THE BIG ISLAND YESTERDAY BROUGHT HIGH
WINDS TO THE REGION HAS WEAKENED AND MOVED OFF TO THE EAST. THIS
IS ALLOWING WINDS TO SLOWLY DIMINISH OVER THE SUMMITS OF THE BIG
ISLAND.

HIZ028-200200-
/X.CAN.PHFO.WI.Y.0005.000000T0000Z-051220T0100Z/
BIG ISLAND SUMMITS-
259 PM HST MON DEC 19 2005

...WIND ADVISORY IS CANCELLED...

WINDS HAVE DIMINISHED BELOW WIND ADVISORY LEVELS THIS AFTERNOON.
WINDS CONTINUE TO GUST UP TO 40 MPH THIS AFTERNOON AND WILL
DIMINISH EARLY THIS EVENING ACROSS THE SUMMITS.

$$

PROTON

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 19, 10:00 AM HST, 1 hour 58 minutes earlier.

Area forecast discussion, Dec 19, 10:00 AM HST, 1 hour 58 minutes before
HAWAIIAN ISLANDS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
1000 AM HST MON DEC 19 2005

.SYNOPSIS...
A SURFACE RIDGE HAS STARTED TO MOVE OVER THE STATE THIS MORNING.
THIS RIDGE WILL REMAIN OVER THE ISLAND UNTIL THURSDAY WHEN A FRONT
WILL START TO PUSH THE RIDGE OUT OF THE REGION. LIGHT AND VARIABLE
WINDS HAVE STARTED TO MOVE INTO THE STATE THIS MORNING FROM THE WEST
AND WILL SPREAD EAST TO ALL ISLAND BY TONIGHT. SUMMITS ON THE BIG
ISLAND REMAIN GUSTY AND WILL TAPER OFF BY THIS EVENING. ONLY A FEW
LIGHT SHOWERS CAN BE EXPECTED DURING THE AFTERNOON AND EVENING HOURS
OVER WINDWARD AND MAUKA REGIONS.

&&

.DISCUSSION...
YESTERDAY/S DRY FRONT HAS WASHED OUT OVER THE EASTERN ISLANDS
OVERNIGHT AND IS PRETTY MUCH GONE. ONLY REMNANT FEATURE IS SOME
STRONG GUSTY WINDS OVER THE BIG ISLAND SUMMITS. THE WINDS OVER THE
SUMMITS SHOULD BACK DOWN FROM WARNING LEVELS BY NOON INTO ADVISORY
CATEGORY. CURRENT FORECAST LOOKS GOOD ON BACKING DOWN SLOWLY. WILL
UPDATE AROUND THE NOON HOUR TO MAKE THE CHANGE FROM WARNING TO
ADVISORY ON THE WINDS. A SURFACE RIDGE WILL CONTINUE TO BUILD INTO
THE AREA TODAY AND SHOULD HOLD STRONG ALL THE WAY UNTIL THURSDAY
NIGHT WHEN ANOTHER FRONT MOVES INTO FROM THE NORTHWEST.

THURSDAY NIGHT INTO FRIDAY WE ARE EXPECTING ANOTHER DRY FRONT TO
MOVE ACROSS THE ISLAND CHAIN. THIS FRONT IS BEING PUSHED ALONG BY A
VERY STRONG 200 KNOT JET AT 250 MB. AGAIN THE ISLAND CHAIN REMAINS
IN THE RIGHT FRONT EXIT REGION OF THE JET...OR PLENTY OF DOWNWARD
MOTION TO MIX DOWN WINDS FROM THE MID LEVELS. MODEL SOUNDINGS SHOW
30 TO 35 KNOT WINDS AT THOSE LEVELS. THIS COULD AGAIN BRING STRONG
ADVISORY LEVELS WINDS DOWN TO SEA LEVEL...AND THE SUMMITS AGAIN
COULD SEE ANOTHER HIGH WIND EVENT. CONFIDENCE IS PRETTY GOOD THAT
THIS FRONT WILL PLAY IN SIMILAR FASHION TO YESTERDAY/S EVENT...AND
COULD BE A BIT STRONGER.

FOR THE REMAINDER OF THE WEEKEND INTO NEXT WEEK NO LARGE CHANGE IN
THE PATTERN IS EXPECTED. LOOKS VERY DRY...WITH LITTLE OR NO TRADE
WIND AFFECTS. THIS SHOULD PRODUCE COOL NIGHTS IN THE INTERIOR...AND
LOCAL LAND AND SEA BREEZES.

&&

.MARINE...
LARGE NORTHWEST SWELLS HAVE BEEN BUILDING FURTHER AT OUR
NORTHWEST BUOY AS A VERY LARGE NORTHWEST SWELL GENERATED BY THE
STORM THAT MOVED BY TO OUR NORTH CONTINUES TO IMPACT THE MAIN
HAWAIIAN ISLANDS. THUS HAVE INCREASED THE SIZE OF THE EXPECTED SURF
AND ALSO THE AREA UNDER A HIGH SURF WARNING AND ADVISORY FOR TODAY
THROUGH TUESDAY MORNING. THE SURF IS EXPECTED SLOWLY DIMINISH FROM
THIS MORNING/S PEAK...TO BELOW WARNING LEVELS FOR NORTH AND WEST
SHORES DURING THE NIGHTTIME HOURS. THEN THE SURF IS EXPECT TO FALL
BELOW ADVISORY LEVELS BY TUESDAY AFTERNOON. ANOTHER VERY LARGE
NORTHWEST SWELL ARRIVING THURSDAY NIGHT MAY AGAIN REACH WARNING
LEVELS FRIDAY AND SATURDAY.

A SMALL CRAFT ADVISORY IS ALSO IN EFFECT FOR THE LARGE NORTHWEST
SWELL.

&&

.FIRE WEATHER...
PROLONGED DRY CONDITIONS ACROSS THE STATE WILL ELEVATE FIRE DANGER
ACROSS THE STATE THROUGH THE WEEK AHEAD. THURSDAY NIGHT/S INTO
FRIDAY/S FRONTAL PASSAGE COULD BRING EXTREME FIRE DANGER TO THE
STATE WITH STRONG GUSTY WINDS...LOWER THAN AVERAGE RELATIVE
HUMIDITIES AND DRIED FUEL CONDITIONS.

A /NO BURN PERIOD/ DECLARATION FROM THE HAWAII DEPARTMENT OF HEALTH
IS IN EFFECT FOR THE ISLAND OF OAHU THROUGH NOON ON TUESDAY FOR POOR
AIR QUALITY.

&&

.HYDROLOGY...
PROLONGED DRY CONDITIONS IS EXPECTED TO CONTINUE THROUGH NEXT WEEK
ACROSS THE STATE. ADDITIONAL INFORMATION CAN BE FOUND IN THE
HYDROLOGICAL OUTLOOK PRODUCT ISSUED THIS MORNING.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
WIND WARNING FOR MAUNA KEA AND MAUNA LOA THROUGH NOON...THEN
ADVISORY FOR THE AFTERNOON.

HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU...
KAUAI...OAHU...MOLOKAI AND MAUI THROUGH TUESDAY MORNING.

HIGH SURF ADVISORY FOR THE NORTH AND WEST FACING SHORES OF THE BIG
ISLAND OF HAWAII THROUGH TUESDAY MORNING.

SMALL CRAFT ADVISORY THROUGH EARLY WEDNESDAY MORNING FOR MOST
HAWAIIAN WATERS EXPOSED TO LARGE NORTHWEST SWELL.
&&

PROTON

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.