Alert archive / Hawaii / High Wind Warnings in 2014

High Wind Warning 4, NWS Honolulu, HI

January 24, 2014Hawaii County, Hawaii

NWS Honolulu, HI issued this high wind warning at Jan 24, 2014, 7:47 PM HST for Hawaii County, Hawaii. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 24, 2014, 7:47 PM HST (05:47 UTC)
Expired: Jan 25, 2014, 3:30 AM HST
In force: 8 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 05:51 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 00:00Z, 5.8 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 1371 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 287 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.

397 
WWHW70 PHFO 250547
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
747 PM HST FRI JAN 24 2014

...WINDY CONDITIONS ON THE SUMMITS TONIGHT...

HIZ028-251600-
/O.UPG.PHFO.WI.Y.0004.000000T0000Z-140125T1600Z/
/O.NEW.PHFO.HW.W.0004.140125T0547Z-140125T1600Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
747 PM HST FRI JAN 24 2014

...HIGH WIND WARNING IN EFFECT UNTIL 6 AM HST SATURDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 6 AM HST SATURDAY. THE WIND
ADVISORY IS NO LONGER IN EFFECT. 

* WINDS...NORTHWEST 40 TO 60 MPH WITH LOCALIZED GUSTS OVER 90 MPH
  OVER THE SUMMITS.

* TIMING...THROUGH THE NIGHT WITH A DECLINE IN WIND SPEEDS
  EXPECTED TOWARDS MORNING.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT WINDS AT THE SUMMITS ARE EXPECTED
TO BE AT LEAST 56 MPH...WITH GUSTS OVER 66 MPH. TAKE NECESSARY
PRECAUTIONS TO PROTECT PROPERTY. TRAVEL TO THE SUMMIT AREAS SHOULD
BE DELAYED UNTIL WINDS SUBSIDE.

&&

$$

1 follow-up statement

670 
WWHW70 PHFO 251330
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
330 AM HST SAT JAN 25 2014

HIZ028-252200-
/O.CAN.PHFO.HW.W.0004.000000T0000Z-140125T1600Z/
/O.NEW.PHFO.WI.Y.0005.140125T1330Z-140125T2200Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
330 AM HST SAT JAN 25 2014

...WIND ADVISORY IN EFFECT UNTIL NOON HST TODAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON HST TODAY. THE HIGH WIND
WARNING HAS BEEN CANCELLED. 

* WINDS...WEST 30 TO 45 MPH WITH LOCALIZED GUSTS OVER 65 MPH OVER
  THE SUMMITS. 

* TIMING...THROUGH MIDDAY.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 24, 3:45 PM HST	Wind Advisory	HFO	Hawaii	4 hr
Jan 25, 3:30 AM HST	High Surf Advisory	HFO	Honolulu, Kauai, Kalawao	27 hr
Jan 25, 3:30 AM HST	Wind Advisory	HFO	Hawaii	6 hr

Nearby

High Wind Warnings in Hawaii, 2014 Every high wind warning in 2014

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.