Alert archive / Hawaii / Wind Advisories in 2012

Wind Advisory 9, NWS Honolulu, HI

March 8, 2012Kalawao County, Hawaii

NWS Honolulu, HI issued this wind advisory at Mar 8, 2012, 10:16 AM HST for Kalawao County, Hawaii. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Mar 8, 2012, 10:16 AM HST (20:16 UTC)
Expired
Mar 9, 2012, 3:36 AM HST
In force
17 hr
Issued by
NWS Honolulu, HI

County Kalawao County, HI

The radar

The Molokai radar (PHMO), 24 km from the middle of the area, began a volume at 20:19 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, 8.3 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 12:00Z on 2012-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 597 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, Hilo, at 12:00Z on 2012-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
597 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
716 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
8 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

398 
WWHW70 PHFO 082016
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1016 AM HST THU MAR 8 2012

...WIND ADVISORY FOR LANAI THROUGH TONIGHT...

.GUSTY NORTHEAST TRADES WILL PRODUCE SUSTAINED STRONG WINDS ACROSS
LANAI.

HIZ014-015-090930-
/O.NEW.PHFO.WI.Y.0009.120308T2016Z-120309T1400Z/
LANAI MAKAI-LANAI MAUKA-
INCLUDING THE CITIES OF...MANELE...LANAI CITY
1016 AM HST THU MAR 8 2012

...WIND ADVISORY IN EFFECT UNTIL 4 AM HST FRIDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM HST FRIDAY. 

* WINDS...25 TO 35 MPH WITH HIGHER GUSTS.

* TIMING...THROUGH TONIGHT. 

* 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.

&&

$$

DEJESUS
2 follow-up statements
882 
WWHW70 PHFO 090107
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
307 PM HST THU MAR 8 2012

...WIND ADVISORY FOR LANAI THROUGH TONIGHT...

.GUSTY NORTHEAST TRADES WILL PRODUCE SUSTAINED STRONG WINDS
ACROSS LANAI.

HIZ014-015-091400-
/O.CON.PHFO.WI.Y.0009.000000T0000Z-120309T1400Z/
LANAI MAKAI-LANAI MAUKA-
INCLUDING THE CITIES OF...MANELE...LANAI CITY
307 PM HST THU MAR 8 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM HST FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM HST FRIDAY. 

* WINDS...NORTHEAST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...THROUGH TONIGHT.

* 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.

&&

$$
DE JESUS/LAU
093 
WWHW70 PHFO 091336
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
336 AM HST FRI MAR 9 2012

HIZ014-015-091445-
/O.CAN.PHFO.WI.Y.0009.000000T0000Z-120309T1400Z/
LANAI MAKAI-LANAI MAUKA-
INCLUDING THE CITIES OF...MANELE...LANAI CITY
336 AM HST FRI MAR 9 2012

...WIND ADVISORY IS CANCELLED...

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

SUSTAINED WINDS HAVE DROPPED BELOW ADVISORY CONDITIONS...BUT
EXPECT WINDS TO REMAIN STRONG TODAY. THERE WILL ALSO BE THE CHANCE
FOR GUSTY WINDS WITH ANY THUNDERSTORMS THAT DEVELOP.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 10:23 PM HSTAreal Flood AdvisoryHFOKalawao9 hr
Mar 7, 11:01 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 7, 11:38 PM HSTFlash Flood WarningHFOKalawao6 hr
Mar 8, 6:33 AM HSTSpecial Marine WarningHFO117 min
Mar 8, 9:22 AM HSTFlash Flood WatchHFOHonolulu, Kauai, Kalawao42 hr
Mar 8, 9:59 AM HSTAreal Flood AdvisoryHFOKalawao6 hr
Mar 8, 11:41 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 8, 12:17 PM HSTFlash Flood WarningHFOKalawao3 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.