Alert archive / Hawaii / Wind Advisories in 2007

Wind Advisory 39, NWS Honolulu, HI

October 23, 2007Kalawao County, Hawaii

NWS Honolulu, HI issued this wind advisory at Oct 23, 2007, 3:36 PM HST for Kalawao County, Hawaii. It took effect at Oct 24, 2007, 12:00 AM HST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Oct 23, 2007, 3:36 PM HST (01:36 UTC)
In effect from
Oct 24, 2007, 12:00 AM HST
Expired
Oct 24, 2007, 3:33 PM HST
In force
16 hr
Issued by
NWS Honolulu, HI

County Kalawao County, HI

The nearest sounding before it

Hilo, (PITO), launched 00:00Z, 1.6 hours before the alert went out and 261 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 00:00Z on 2007-10-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 72 joules per kilogram.LCLEL10008507005003002001001 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, Hilo, at 00:00Z on 2007-10-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
72 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
-8 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 240136
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
336 PM HST TUE OCT 23 2007

...INCREASING WINDS OVER HALEAKALA SUMMIT...

.STRENGTHENING HIGH PRESSURE NORTH OF THE ISLANDS WILL RESULT IN
INCREASING WINDS OVER THE ISLANDS...WITH SPEEDS EXCEEDING ADVISORY
LEVELS OVER THE HALEAKALA SUMMIT BY EARLY WEDNESDAY MORNING. 

HIZ022-241445-
/O.NEW.PHFO.WI.Y.0039.071024T1000Z-071025T0400Z/
HALEAKALA SUMMIT-
336 PM HST TUE OCT 23 2007

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM HST
WEDNESDAY...

EAST WINDS WILL INCREASE TO 25 TO 35 MPH LATER TONIGHT...AND
CONTINUE THROUGH THE DAY WEDNESDAY.

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

BIRCHARD
2 follow-up statements
000 
WWHW70 PHFO 241354
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
354 AM HST WED OCT 24 2007

...ADVISORY LEVEL WINDS OVER HALEAKALA SUMMIT TODAY...

.ADVISORY LEVEL WINDS ARE EXPECTED TODAY OVER HALEAKALA SUMMIT DUE
TO HIGH PRESSURE TO THE NORTH OF THE ISLANDS.

HIZ022-250400-
/O.CON.PHFO.WI.Y.0039.000000T0000Z-071025T0400Z/
HALEAKALA SUMMIT-
354 AM HST WED OCT 24 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS AFTERNOON. 

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWHW70 PHFO 250133
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
333 PM HST WED OCT 24 2007

...WINDS HAVE DECREASED ACROSS HALEAKALA SUMMIT ON MAUI...

.WINDS HAVE FALLEN BELOW 30 MPH ON HALEAKALA SUMMIT...PROMPTING
CANCELLATION OF THE WIND ADVISORY.

HIZ022-250245-
/O.CAN.PHFO.WI.Y.0039.000000T0000Z-071025T0400Z/
HALEAKALA SUMMIT-
INCLUDING THE CITY OF...HALEAKALA NATIONAL PARK ABOVE 6000 FEET
333 PM HST WED OCT 24 2007

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS CANCELED THE WIND
ADVISORY. 

HALEAKALA SUMMIT OBSERVATIONS SHOW WINDS DECREASING BELOW 20 MPH.

$$
HOAG

Nearby

Wind Advisories in Hawaii, 2007Every wind advisory in 2007

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.