Alert archive / Hawaii / Wind Advisories in 2012

Wind Advisory 42, NWS Honolulu, HI

December 11, 2012Hawaii County, Kalawao County, Hawaii

NWS Honolulu, HI issued this wind advisory at Dec 11, 2012, 10:26 AM HST for Hawaii County, Kalawao County, Hawaii. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Dec 11, 2012, 10:26 AM HST (20:26 UTC)
Expired
Dec 11, 2012, 6:00 PM HST
In force
8 hr
Issued by
NWS Honolulu, HI

Counties Hawaii County, HI, Kalawao County, HI

The radar

The Kamuela/Kohala Apt radar (PHKM), 57 km from the middle of the area, began a volume at 20:27 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.

The nearest sounding before it

Hilo, (PITO), launched 12:00Z, 8.4 hours before the alert went out and 150 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 2012-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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 12:00Z on 2012-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 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
77 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
933 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
-43 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.

726 
WWHW70 PHFO 112026
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1026 AM HST TUE DEC 11 2012

.STRONG EAST-NORTHEAST WINDS TO IMPACT THE WAIKOLOA TO KAMUELA
CORRIDOR THROUGH THIS AFTERNOON.

HIZ025-026-120400-
/O.NEW.PHFO.WI.Y.0042.121211T2026Z-121212T0400Z/
BIG ISLAND NORTH AND EAST-KOHALA-
INCLUDING THE CITIES OF...HILO...VOLCANO...HONOKAA...KAMUELA...
WAIKOLOA
1026 AM HST TUE DEC 11 2012

...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR THE 
WAIKOLOA TO KAMUELA AREA...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM HST THIS EVENING. 

* WINDS...EAST 20 TO 35 MPH WITH LOCALIZED GUSTS OVER 45 MPH IN
  THE AREA IN AND AROUND WAIKOLOA TO KAMUELA.

* TIMING...THROUGH THIS AFTERNOON. 

* IMPACTS...WINDS THIS STRONG CAN BRING DOWN TREE BRANCHES AND 
  MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS
OVER 50 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

&&

$$
2 follow-up statements
915 
WWHW70 PHFO 112051
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1051 AM HST TUE DEC 11 2012

.STRONG EAST-NORTHEAST WINDS TO BRING ADVISORY LEVEL WINDS TO THE
WAIKOLOA TO KAMUELA CORRIDOR...AROUND UPOLU POINT...AROUND SOUTH
POINT AND OVER KAHOOLAWE THROUGH THIS AFTERNOON.

HIZ016-024-120400-
/O.EXA.PHFO.WI.Y.0042.000000T0000Z-121212T0400Z/
KAHOOLAWE-SOUTH BIG ISLAND-
INCLUDING THE CITIES OF...SOUTH POINT...PAHALA
1051 AM HST TUE DEC 11 2012

...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM HST THIS EVENING. 

* WINDS...EAST 20 TO 40 MPH WITH LOCALIZED GUSTS OVER 45 MPH NEAR
  SOUTH POINT AND OVER KAHOOLAWE.

* TIMING...THROUGH THIS AFTERNOON.

* IMPACTS...WINDS THIS STRONG CAN BRING DOWN TREE BRANCHES AND 
  MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS
OVER 50 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

&&

$$

HIZ025-026-120400-
/O.CON.PHFO.WI.Y.0042.000000T0000Z-121212T0400Z/
BIG ISLAND NORTH AND EAST-KOHALA-
INCLUDING THE CITIES OF...HILO...VOLCANO...HONOKAA...KAMUELA...
WAIKOLOA
1051 AM HST TUE DEC 11 2012

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

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

* WINDS...EAST 20 TO 35 MPH WITH LOCALIZED GUSTS OVER 45 MPH NEAR
  UPOLU POINT AND THE WAIKOLOA TO KAMUELA AREAS.

* TIMING...THROUGH THIS AFTERNOON.

* IMPACTS...WINDS THIS STRONG CAN BRING DOWN TREE BRANCHES AND 
  MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS
OVER 50 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

&&

$$
994 
WWHW70 PHFO 120129
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
329 PM HST TUE DEC 11 2012

...WIND ADVISORY UNTIL 6 PM FOR THE AREAS NEAR UPOLU POINT...SOUTH
POINT...WAIKOLOA TO KAMUELA AND KAHOOLAWE...
.....WIND ADVISORY WEDNESDAY AFTERNOON FOR THE AREAS NEAR UPOLU
POINT...SOUTH POINT...WAIKOLOA TO KAMUELA...SADDLE AREA OF THE BIG
ISLAND AND KAHOOLAWE...

.STRONG EAST-NORTHEAST WINDS TO BRING ADVISORY LEVEL WINDS TO THE
WAIKOLOA TO KAMUELA CORRIDOR...AROUND UPOLU POINT...AROUND SOUTH
POINT AND OVER KAHOOLAWE THROUGH THE REMAINDER OF THE AFTERNOON.
WINDS WILL FALL BELOW ADVISORY LEVELS TONIGHT...BUT ARE EXPECTED
TO REACH ADVISORY LEVELS AGAIN BY WEDNESDAY MIDDAY. ON
WEDNESDAY...WINDS WILL ALSO REACH ADVISORY LEVELS IN THE SADDLE
AREA OF THE BIG ISLAND.

HIZ016-024>026-121430-
/O.NEW.PHFO.WI.Y.0043.121212T2200Z-121213T0400Z/
/O.CON.PHFO.WI.Y.0042.000000T0000Z-121212T0400Z/
KAHOOLAWE-SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST-KOHALA-
INCLUDING THE CITIES OF...SOUTH POINT...PAHALA...HILO...VOLCANO...
HONOKAA...KAMUELA...WAIKOLOA
329 PM HST TUE DEC 11 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING 
OVER THE AREAS NEAR UPOLU POINT...SOUTH POINT...WAIKOLOA TO 
KAMUELA AND KAHOOLAWE...
...WIND ADVISORY IN EFFECT FROM NOON TO 6 PM HST WEDNESDAY OVER 
THE AREAS NEAR UPOLU POINT...SOUTH POINT...WAIKOLOA TO KAMUELA
AND KAHOOLAWE...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 6 PM HST WEDNESDAY. A
WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING. 

* WINDS...NORTHEAST 20 TO 35 MPH WITH LOCALIZED GUSTS OVER 45 MPH
  OVER THE AREAS NEAR UPOLU POINT...SOUTH POINT...WAIKOLOA TO
  KAMUELA AND KAHOOLAWE.

* TIMING...THROUGH THIS AFTERNOON. WINDS WILL FALL BELOW ADVISORY
  LEVELS TONIGHT...AND THEN INCREASE TO ADVISORY LEVELS AGAIN BY
  MIDDAY WEDNESDAY.

* IMPACTS...WINDS THIS STRONG CAN BRING DOWN TREE BRANCHES AND 
  MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS
OVER 50 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

&&

$$

HIZ027-121430-
/O.NEW.PHFO.WI.Y.0043.121212T2200Z-121213T0400Z/
BIG ISLAND INTERIOR-
INCLUDING THE CITIES OF...BRADSHAW FIELD...
SADDLE ROAD ABOVE 5000 FEET
329 PM HST TUE DEC 11 2012

...WIND ADVISORY IN EFFECT FROM NOON TO 6 PM HST WEDNESDAY 
OVER THE SADDLE AREA...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 6 PM HST WEDNESDAY. 

* WINDS...NORTHEAST 15 TO 30 MPH WITH LOCALIZED GUSTS OVER 40 MPH
  ARE EXPECTED OVER THE SADDLE AREA OF THE BIG ISLAND.

* TIMING...WEDNESDAY AFTERNOON.

* IMPACTS...WINDS THIS STRONG CAN BRING DOWN TREE BRANCHES AND 
  MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS
OVER 50 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 7:14 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao12 days
Dec 11, 3:41 AM HSTRed Flag WarningHFO12 hr

Nearby

Wind Advisories in Hawaii, 2012Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.