Alert archive / Hawaii / High Wind Warnings in 2017

High Wind Warning 4, NWS Honolulu, HI

January 25, 2017Hawaii County, Hawaii

NWS Honolulu, HI issued this high wind warning at Jan 25, 2017, 2:50 AM HST for Hawaii County, Hawaii. It took effect at Jan 25, 2017, 3:00 AM HST. It was in force for 13 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 25, 2017, 2:50 AM HST (12:50 UTC)
In effect from
Jan 25, 2017, 3:00 AM HST
Expired
Jan 25, 2017, 3:38 PM HST
In force
13 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 12:51 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 12:00Z, 0.8 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-pSkew-T log-p diagram, Hilo, at 12:00Z on 2017-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 32 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 2017-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 square meters per square second.1939587897117Sfc1 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
32 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
768 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

855 
WWHW70 PHFO 251250
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
250 AM HST WED JAN 25 2017

...HIGH WIND WARNING UNTIL 6 AM HST THURSDAY FOR SUMMITS AND
UPPER SLOPES OF MAUNA KEA AND MAUNA LOA...

.STRONG NORTH TO NORTHEAST WINDS ARE EXPECTED TO DEVELOP OVER THE
SUMMITS OF THE BIG ISLAND TODAY AS AN UPPER-LEVEL HIGH BUILDS TO
THE WEST...AND A UPPER-LEVEL TROUGH MOVES EAST OF THE AREA. WINDS
ARE EXPECTED TO GRADUALLY DIMINISH ON THURSDAY.

HIZ028-260200-
/O.UPG.PHFO.HW.A.0002.170125T1600Z-170126T1600Z/
/O.NEW.PHFO.HW.W.0004.170125T1300Z-170126T1600Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
250 AM HST WED JAN 25 2017

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

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WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...INCREASING THIS MORNING...AND REMAINING STRONG THROUGH
  TONIGHT.

* WINDS...NORTH TO NORTHEAST WINDS INCREASING TO 40 TO 60 MPH...
  WITH GUSTS NEAR 75 MPH.

* IMPACTS...WINDS THIS STRONG WILL MAKE TRAVEL TO THE SUMMITS
  EXTREMELY DANGEROUS. BLOWING DUST WILL LEAD TO REDUCED
  VISIBILITY...WHILE THE STRONG WINDS WILL MAKE DRIVING
  HAZARDOUS...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.

&&

$$

BIRCHARD
1 follow-up statement
400 
WWHW70 PHFO 260138
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
338 PM HST WED JAN 25 2017

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

.STRONG NORTH TO NORTHEAST WINDS ARE EXPECTED TONIGHT AS AN
UPPER-LEVEL HIGH MOVES WEST OVER THE STATE. WINDS ARE EXPECTED TO
DIMINISH THURSDAY.

HIZ028-261445-
/O.CAN.PHFO.HW.W.0004.000000T0000Z-170126T1600Z/
/O.NEW.PHFO.WI.Y.0008.170126T0138Z-170126T1600Z/
BIG ISLAND SUMMITS-
INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET
338 PM HST WED JAN 25 2017

...WIND ADVISORY IN EFFECT UNTIL 6 AM HST THURSDAY...
...HIGH WIND WARNING IS CANCELLED...

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

* TIMING...THROUGH TONIGHT.

* WINDS...NORTH TO NORTHEAST WINDS TO 30 TO 50 MPH... WITH GUSTS
  NEAR 60 MPH.

* IMPACTS....STRONG WINDS WILL MAKE DRIVING HAZARDOUS...ESPECIALLY
  IN 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.

&&

$$

MORRISON

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 24, 3:48 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 24, 3:58 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Jan 24, 6:44 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 24, 8:10 PM HSTHigh Wind WatchHFOHawaii7 hr
Jan 24, 9:46 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 25, 2:49 AM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao31 hr

Nearby

High Wind Warnings in Hawaii, 2017Every high wind warning in 2017

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.