Alert archive / Hawaii / High Wind Warnings in 2021
High Wind Warning 1, NWS Honolulu, HI
NWS Honolulu, HI issued this high wind warning at Feb 13, 2021, 3:58 AM HST for Hawaii County, Hawaii. It was in force for 12 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
- Feb 13, 2021, 3:58 AM HST (13:58 UTC)
- Expired
- Feb 13, 2021, 3:33 PM 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 14:01 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, 2.0 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
- 23 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 883 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
796 WWHW70 PHFO 131358 CCA NPWHFO URGENT - WEATHER MESSAGE...CORRECTED National Weather Service Honolulu HI 358 AM HST Sat Feb 13 2021 ...HIGH WIND WARNING FOR THE BIG ISLAND SUMMITS IN EFFECT UNTIL 6 PM HST THIS EVENING... HIZ028-140300- /O.UPG.PHFO.WI.Y.0006.000000T0000Z-210213T1600Z/ /O.NEW.PHFO.HW.W.0001.210213T1358Z-210214T0400Z/ Big Island Summits- Including the city of Mauna Loa and Mauna Kea Above 8000 feet 358 AM HST Sat Feb 13 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Northeast winds 55 to 65 mph with localized gusts up to 75 mph. * WHERE...Big Island summits of Mauna Kea and Mauna Loa. * WHEN...Until 6 PM this evening. * IMPACTS...Travel to the summits is not recommended until winds have subsided. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take necessary precautions to protect property. Travel to the summit areas should be delayed until winds subside. && $$ RCB
1 follow-up statement
297 WWHW70 PHFO 140133 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 333 PM HST Sat Feb 13 2021 ...WIND ADVISORY FOR BIG ISLAND SUMMITS TONIGHT... HIZ028-141445- /O.CAN.PHFO.HW.W.0001.000000T0000Z-210214T0400Z/ /O.NEW.PHFO.WI.Y.0007.210214T0133Z-210214T1600Z/ Big Island Summits- Including the city of Mauna Loa and Mauna Kea Above 8000 feet 333 PM HST Sat Feb 13 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 AM HST SUNDAY... ...HIGH WIND WARNING IS CANCELLED... * WHAT...Northeast winds 35 to 45 mph with localized gusts over 50 mph. * WHERE...Big Island Summits of Mauna Kea and Mauna Loa. * WHEN...Until 6 AM HST Sunday. * IMPACTS...Winds this strong will make driving difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$ Foster
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 13, 4:06 AM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 3 days |
Nearby
High Wind Warnings in Hawaii, 2021Every high wind warning in 2021
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.