Alert archive / Hawaii / Wind Advisories in 2021
Wind Advisory 7, NWS Honolulu, HI
NWS Honolulu, HI issued this wind advisory at Feb 13, 2021, 3:33 PM HST for Hawaii County, Hawaii. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Feb 13, 2021, 3:33 PM HST (01:33 UTC)
- Expired
- Feb 14, 2021, 3:06 AM HST
- In force
- 12 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 01:35 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 00:00Z, 1.6 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
- 2 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 899 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- -23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
297 WWHW70 PHFO 140133 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 333 PM HST Sat Feb 13 2021 ...WIND ADVISORY FOR BIG ISLAND SUMMITS TONIGHT... HIZ028-141445- /O.CAN.PHFO.HW.W.0001.000000T0000Z-210214T0400Z/ /O.NEW.PHFO.WI.Y.0007.210214T0133Z-210214T1600Z/ Big Island Summits- Including the city of Mauna Loa and Mauna Kea Above 8000 feet 333 PM HST Sat Feb 13 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 AM HST SUNDAY... ...HIGH WIND WARNING IS CANCELLED... * WHAT...Northeast winds 35 to 45 mph with localized gusts over 50 mph. * WHERE...Big Island Summits of Mauna Kea and Mauna Loa. * WHEN...Until 6 AM HST Sunday. * IMPACTS...Winds this strong will make driving difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$ Foster
1 follow-up statement
656 WWHW70 PHFO 141306 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 306 AM HST Sun Feb 14 2021 HIZ028-141415- /O.CAN.PHFO.WI.Y.0007.000000T0000Z-210214T1600Z/ Big Island Summits- Including the city of Mauna Loa and Mauna Kea Above 8000 feet 306 AM HST Sun Feb 14 2021 ...WIND ADVISORY IS CANCELLED... winds have subsided to below advisory criteria. Therefore the Wind Advisory is canceled. $$
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 13, 9:00 PM HST | Winter Weather Advisory | HFO | Hawaii | 13 hr |
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.