Alert archive / Hawaii / Wind Advisories in 2015

Wind Advisory 2, NWS Honolulu, HI

January 5, 2015Hawaii County, Hawaii

NWS Honolulu, HI issued this wind advisory at Jan 5, 2015, 3:32 AM HST for Hawaii County, Hawaii. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Jan 5, 2015, 3:32 AM HST (13:32 UTC)
Expired: Jan 5, 2015, 11:27 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 13:30 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, 1.5 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-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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1095 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 42 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.

220 
WWHW70 PHFO 051332
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
332 AM HST MON JAN 5 2015

...WINDS GRADUALLY DECREASING ON THE BIG ISLAND SUMMITS...

.WINDS HAVE DROPPED BELOW WARNING LEVELS OVER THE BIG ISLAND
SUMMITS DURING THE NIGHT...BUT WILL REMAIN AT ADVISORY LEVELS 
THIS MORNING.

HIZ028-052200-
/O.CAN.PHFO.HW.W.0016.000000T0000Z-150105T1600Z/
/O.NEW.PHFO.WI.Y.0002.150105T1332Z-150105T2200Z/
BIG ISLAND SUMMITS-
332 AM HST MON JAN 5 2015

...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...NORTHWEST 25 TO 45 MPH WITH LOCALIZED GUSTS OVER 55
  MPH...WITH A GRADUAL DECREASE IN WIND SPEEDS DURING THE
  MORNING. THE STRONGEST WINDS WILL BE FOUND ABOVE 10 THOUSAND
  FEET.

* TIMING...THROUGH THIS MORNING.

* IMPACTS...WINDS THIS STRONG WILL CREATE HAZARDOUS CONDITIONS 
  AND DIFFICULT DRIVING. 

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.

&&

$$

JACOBSON

1 follow-up statement

218 
WWHW70 PHFO 052127
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
1127 AM HST MON JAN 5 2015

...WIND ADVISORY CANCELLED...

HIZ028-052230-
/O.CAN.PHFO.WI.Y.0002.000000T0000Z-150105T2200Z/
BIG ISLAND SUMMITS-
1127 AM HST MON JAN 5 2015

...WIND ADVISORY IS CANCELLED...

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

WINDS AT THE SUMMIT LEVELS HAVE FALLEN BELOW ADVISORY LEVELS WITH
AN EXPECTED WEAKENING INTO THIS EVENING. THEREFORE...THE WIND
ADVISORY IS CANCELLED.

$$

FOSTER

Nearby

Wind Advisories in Hawaii, 2015 Every wind advisory in 2015

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.