Alert archive / Hawaii / Wind Advisories in 2016

Wind Advisory 34, NWS Honolulu, HI

December 18, 2016Hawaii County, Hawaii

NWS Honolulu, HI issued this wind advisory at Dec 18, 2016, 9:32 AM HST for Hawaii County, Hawaii. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 18, 2016, 9:32 AM HST (19:32 UTC)
Expired
Dec 19, 2016, 3:21 AM HST
In force
18 hr
Issued by
NWS Honolulu, HI

County Hawaii County, HI

The radar

The South Shore radar (PHWA), 57 km from the middle of the area, began a volume at 19:35 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, 7.5 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 2016-12-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 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 2016-12-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
11 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
534 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

169 
WWHW70 PHFO 181932
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
932 AM HST SUN DEC 18 2016

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

.WINDS OVER THE BIG ISLAND SUMMITS HAVE BEGUN TO DECREASE. THE
HIGH WIND WARNING HAS NOW BEEN REPLACED WITH A WIND ADVISORY.

HIZ028-190400-
/O.CAN.PHFO.HW.W.0008.000000T0000Z-161219T0400Z/
/O.NEW.PHFO.WI.Y.0034.161218T1932Z-161219T0400Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
932 AM HST SUN DEC 18 2016

...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING...
...HIGH WIND WARNING IS CANCELLED...

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

* TIMING...THROUGH THIS AFTERNOON.

* WINDS...SOUTH WINDS 30 TO 45 MPH WITH GUSTS TO 60 MPH.

* IMPACTS...A WIND ADVISORY FOR THE SUMMITS MEANS THAT SUSTAINED
  WINDS OF AT LEAST 45 MPH...OR GUSTS OF AT LEAST 55 MPH...ARE
  EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOTORISTS...ESPECIALLY THOSE IN HIGH PROFILE VEHICLES...ARE URGED
TO DRIVE WITH EXTREME CAUTION.

&&

$$

BURKE
2 follow-up statements
801 
WWHW70 PHFO 190130
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
330 PM HST SUN DEC 18 2016

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

.STRONG WINDS CONTINUE TO BLOW OVER THE BIG ISLAND SUMMITS BUT ARE
EXPECTED TO GRADUALLY DIMINISH LATER TONIGHT.

HIZ028-191430-
/O.EXT.PHFO.WI.Y.0034.000000T0000Z-161219T1600Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
330 PM HST SUN DEC 18 2016

...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM HST MONDAY...

* TIMING...THROUGH 6 AM HST MONDAY.

* WINDS...SOUTH SOUTHWEST WINDS 30 TO 45 MPH WITH GUSTS TO 60
  MPH.

* IMPACTS...A WIND ADVISORY FOR THE SUMMITS MEANS THAT SUSTAINED 
  WINDS OF AT LEAST 45 MPH...OR GUSTS OF AT LEAST 55 MPH...ARE 
  EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOTORISTS...ESPECIALLY THOSE IN HIGH PROFILE VEHICLES...ARE URGED
TO DRIVE WITH EXTREME CAUTION.

&&

$$

BURKE
778 
WWHW70 PHFO 191321
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
321 AM HST MON DEC 19 2016


HIZ028-191430-
/O.CAN.PHFO.WI.Y.0034.000000T0000Z-161219T1600Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
321 AM HST MON DEC 19 2016

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE DROPPED BELOW ADVISORY LEVELS ON THE BIG ISLAND
SUMMITS AND ARE EXPECTED TO CONTINUE TO WEAKEN. THEREFORE...THE
ADVISORY IS CANCELLED.

$$

FOSTER

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 2:13 PM HSTAreal Flood AdvisoryHFOKauai6 hr
Dec 17, 3:38 PM HSTWinter Weather AdvisoryHFOHawaii, Kalawao18 hr
Dec 17, 7:29 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Dec 18, 12:58 AM HSTAreal Flood AdvisoryHFOHawaii6 hr
Dec 18, 6:43 AM HSTAreal Flood AdvisoryHFOHawaii9 hr
Dec 18, 9:29 AM HSTWinter Storm WarningHFOHawaii18 hr

Nearby

Wind Advisories in Hawaii, 2016Every wind advisory in 2016

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.