Alert archive / Hawaii / Wind Advisories in 2017
Wind Advisory 4, NWS Honolulu, HI
NWS Honolulu, HI issued this wind advisory at Jan 16, 2017, 9:05 AM HST for Hawaii County, Hawaii. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Jan 16, 2017, 9:05 AM HST (19:05 UTC)
- Expired
- Jan 16, 2017, 3:36 PM HST
- In force
- 7 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 19:07 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, 7.1 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 925 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
348 WWHW70 PHFO 161905 NPWHFO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 905 AM HST MON JAN 16 2017 ...WIND ADVISORY FOR THE BIG ISLAND SUMMITS... .AN UPPER LEVEL RIDGE BUILDING NORTH OF THE ISLANDS HAS INCREASED WINDS OVER THE BIG ISLAND SUMMITS. THE STRONG WINDS ARE EXPECTED TO CONTINUE THROUGH AT LEAST TUESDAY. HIZ028-170815- /O.NEW.PHFO.WI.Y.0004.170116T1905Z-170118T0400Z/ BIG ISLAND SUMMITS- INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET 905 AM HST MON JAN 16 2017 ...WIND ADVISORY IN EFFECT UNTIL 6 PM HST TUESDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM HST TUESDAY. * TIMING...THROUGH TUESDAY. * WINDS...EAST WINDS 40 TO 55 MPH WITH GUSTS TO 65 MPH. * IMPACTS...STRONG WINDS WILL MAKE DRIVING VERY DANGEROUS. THESE WINDS CAN SLAM DOORS OPEN OR CLOSED FORCEFULLY ENOUGH TO CAUSE DAMAGE OR INJURIES. 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. && $$ MORRISON
1 follow-up statement
474 WWHW70 PHFO 170136 NPWHFO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 336 PM HST MON JAN 16 2017 ...HIGH WIND WARNING FOR THE BIG ISLAND SUMMITS... .AN UPPER LEVEL RIDGE BUILDING NORTH OF THE ISLANDS HAS INCREASED WINDS OVER THE BIG ISLAND SUMMITS. THE STRONG WINDS ARE EXPECTED TO CONTINUE THROUGH AT LEAST TUESDAY. HIZ028-171445- /O.UPG.PHFO.WI.Y.0004.000000T0000Z-170118T0400Z/ /O.NEW.PHFO.HW.W.0002.170117T0136Z-170118T0400Z/ BIG ISLAND SUMMITS- INCLUDING THE CITY OF...MAUNA LOA AND MAUNA KEA ABOVE 8000 FEET 336 PM HST MON JAN 16 2017 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM HST TUESDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 PM HST TUESDAY. THE WIND ADVISORY IS NO LONGER IN EFFECT. * TIMING...THROUGH TUESDAY. * WINDS...EAST WINDS 45 TO 60 MPH WITH GUSTS TO 70 MPH. * IMPACTS...STRONG WINDS WILL MAKE DRIVING AND HIKING VERY DANGEROUS. THESE WINDS CAN SLAM DOORS OPEN OR CLOSED FORCEFULLY ENOUGH TO CAUSE DAMAGE OR INJURIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT WINDS AT THE SUMMITS ARE EXPECTED TO BE AT LEAST 56 MPH...WITH GUSTS OVER 66 MPH. TAKE NECESSARY PRECAUTIONS TO PROTECT PROPERTY. TRAVEL TO THE SUMMIT AREAS SHOULD BE DELAYED UNTIL WINDS SUBSIDE. && $$ MORRISON
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 15, 3:26 PM HST | Small Craft Advisory | HFO | 6 days |
Nearby
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.