Alert archive / Hawaii / Wind Advisories in 2021
Wind Advisory 4, NWS Honolulu, HI
NWS Honolulu, HI issued this wind advisory at Feb 3, 2021, 1:44 AM HST for 4 counties in Hawaii. It was in force for 19 hr.
The area
The counties it named.
The facts
- Issued
- Feb 3, 2021, 1:44 AM HST (11:44 UTC)
- Expired
- Feb 3, 2021, 8:44 PM HST
- In force
- 19 hr
- Issued by
- NWS Honolulu, HI
Counties Hawaii County, HI, Honolulu County, HI, Kalawao County, HI, Kauai County, HI
The radar
The Molokai radar (PHMO), 38 km from the middle of the area, began a volume at 11:44 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
Lihue, (PHLI), launched 00:00Z, 11.7 hours before the alert went out and 214 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
- -11 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
175 WWHW70 PHFO 031144 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 144 AM HST Wed Feb 3 2021 ...WIND ADVISORY FOR KAUAI NIIHAU AND OAHU... HIZ001>011-040245- /O.NEW.PHFO.WI.Y.0004.210203T1144Z-210204T0400Z/ Niihau-Kauai Windward-Kauai Leeward-Kauai Mountains- Oahu South Shore-Waianae Coast-Oahu North Shore-Oahu Koolau- Olomana-Central Oahu-Waianae Mountains- Including the cities of Lihue, Princeville, Poipu, Waimea, Hanapepe, Kokee State Park, Honolulu, Waikiki, Hawaii Kai, Kapolei, Nanakuli, Makaha, Haleiwa, Waialua, Kahuku, Punaluu, Laie, Kailua, Kaneohe, Waimanalo, Mililani, Wahiawa, Pearl City, and Makakilo 144 AM HST Wed Feb 3 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Southwest to west winds 20 to 30 mph with localized gusts over 50 mph expected. * WHERE...Kauai, Niihau and Oahu. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong are capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution while driving. && $$ Houston
4 follow-up statements
273 WWHW70 PHFO 031646 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 646 AM HST Wed Feb 3 2021 ...WIND ADVISORY FOR ALL HAWAIIAN ISLANDS... HIZ012>027-040400- /O.EXA.PHFO.WI.Y.0004.000000T0000Z-210204T0400Z/ Molokai Windward-Molokai Leeward-Lanai Makai-Lanai Mauka- Kahoolawe-Maui Windward West-Maui Leeward West- Maui Central Valley-Windward Haleakala-Leeward Haleakala- Haleakala Summit-Kona-South Big Island-Big Island North and East- Kohala-Big Island Interior- Including the cities of Kalaupapa, Kaunakakai, Manele, Lanai City, Wailuku, Lahaina, Kaanapali, Kahului, Haiku, Makawao, Hana, Kihei, Makena, Pukalani, Kula, Haleakala National Park Above 6000 feet, Kailua-Kona, Milolii, South Point, Pahala, Hilo, Volcano, Honokaa, Kamuela, Waikoloa, Bradshaw Field, and Saddle Road Above 5000 feet 646 AM HST Wed Feb 3 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Southwest to west winds 20 to 30 mph with localized gusts over 50 mph expected. Wind gusts of over 55 mph expected over the summit of Haleakala. * WHERE...Portions of Kahoolawe, Lanai, Maui, Molokai and the Big Island Hawaii. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong will make driving difficult and will be capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$ HIZ001>011-040400- /O.CON.PHFO.WI.Y.0004.000000T0000Z-210204T0400Z/ Niihau-Kauai Windward-Kauai Leeward-Kauai Mountains- Oahu South Shore-Waianae Coast-Oahu North Shore-Oahu Koolau- Olomana-Central Oahu-Waianae Mountains- Including the cities of Lihue, Princeville, Poipu, Waimea, Hanapepe, Kokee State Park, Honolulu, Waikiki, Hawaii Kai, Kapolei, Nanakuli, Makaha, Haleiwa, Waialua, Kahuku, Punaluu, Laie, Kailua, Kaneohe, Waimanalo, Mililani, Wahiawa, Pearl City, and Makakilo 646 AM HST Wed Feb 3 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Southwest to west winds 20 to 30 mph with localized gusts over 50 mph expected. * WHERE...Portions of Kauai, Niihau and Oahu Hawaii. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong will make driving difficult and will be capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$
073 WWHW70 PHFO 040139 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 339 PM HST Wed Feb 3 2021 ...WIND ADVISORY IS CANCELLED FOR NIIHAU KAUAI AND OAHU... ...WIND ADVISORY REMAINS IN EFFECT FOR MAUI COUNTY AND THE BIG ISLAND... HIZ001>011-040245- /O.CAN.PHFO.WI.Y.0004.000000T0000Z-210204T0400Z/ Niihau-Kauai Windward-Kauai Leeward-Kauai Mountains- Oahu South Shore-Waianae Coast-Oahu North Shore-Oahu Koolau- Olomana-Central Oahu-Waianae Mountains- Including the cities of Lihue, Princeville, Poipu, Waimea, Hanapepe, Kokee State Park, Honolulu, Waikiki, Hawaii Kai, Kapolei, Nanakuli, Makaha, Haleiwa, Waialua, Kahuku, Punaluu, Laie, Kailua, Kaneohe, Waimanalo, Mililani, Wahiawa, Pearl City, and Makakilo 339 PM HST Wed Feb 3 2021 ...WIND ADVISORY IS CANCELLED... The cold front has passed and the gusty southwest winds have dissipated. Breezy northwest winds will continue to fill in behind the front, but should remain below advisory thresholds. $$ HIZ012>027-040400- /O.CON.PHFO.WI.Y.0004.000000T0000Z-210204T0400Z/ Molokai Windward-Molokai Leeward-Lanai Makai-Lanai Mauka- Kahoolawe-Maui Windward West-Maui Leeward West- Maui Central Valley-Windward Haleakala-Leeward Haleakala- Haleakala Summit-Kona-South Big Island-Big Island North and East- Kohala-Big Island Interior- Including the cities of Kalaupapa, Kaunakakai, Manele, Lanai City, Wailuku, Lahaina, Kaanapali, Kahului, Haiku, Makawao, Hana, Kihei, Makena, Pukalani, Kula, Haleakala National Park Above 6000 feet, Kailua-Kona, Milolii, South Point, Pahala, Hilo, Volcano, Honokaa, Kamuela, Waikoloa, Bradshaw Field, and Saddle Road Above 5000 feet 339 PM HST Wed Feb 3 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Southwest to west winds 20 to 30 mph with localized gusts over 50 mph expected. Wind gusts of over 55 mph expected over the summit of Haleakala. * WHERE...Portions of Kahoolawe, Lanai, Maui, Molokai and the Big Island Hawaii. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong will make driving difficult and will be capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$ Kino
353 WWHW70 PHFO 040329 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 529 PM HST Wed Feb 3 2021 ...WIND ADVISORY IS CANCELLED FOR MAUI... ...WIND ADVISORY REMAINS IN EFFECT FOR THE BIG ISLAND... HIZ012>022-040430- /O.CAN.PHFO.WI.Y.0004.000000T0000Z-210204T0400Z/ Molokai Windward-Molokai Leeward-Lanai Makai-Lanai Mauka- Kahoolawe-Maui Windward West-Maui Leeward West- Maui Central Valley-Windward Haleakala-Leeward Haleakala- Haleakala Summit- Including the cities of Kalaupapa, Kaunakakai, Manele, Lanai City, Wailuku, Lahaina, Kaanapali, Kahului, Haiku, Makawao, Hana, Kihei, Makena, Pukalani, Kula, and Haleakala National Park Above 6000 feet 529 PM HST Wed Feb 3 2021 ...WIND ADVISORY IS CANCELLED... Winds have dropped below advisory thresholds. $$ HIZ023>027-041600- /O.EXT.PHFO.WI.Y.0004.000000T0000Z-210204T1600Z/ Kona-South Big Island-Big Island North and East-Kohala- Big Island Interior- Including the cities of Kailua-Kona, Milolii, South Point, Pahala, Hilo, Volcano, Honokaa, Kamuela, Waikoloa, Bradshaw Field, and Saddle Road Above 5000 feet 529 PM HST Wed Feb 3 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM HST THURSDAY... * WHAT...West to southwest winds 15 to 30 mph with localized gusts up to 50 mph. * WHERE...Portions of the Big Island Hawaii. * WHEN...Until 6 AM HST Thursday. * IMPACTS...Winds this strong will make driving difficult and will be capable of downing trees and causing power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should use extra caution. && $$
098 WWHW70 PHFO 040644 NPWHFO URGENT - WEATHER MESSAGE National Weather Service Honolulu HI 844 PM HST Wed Feb 3 2021 HIZ023>027-040745- /O.CAN.PHFO.WI.Y.0004.000000T0000Z-210204T1600Z/ Kona-South Big Island-Big Island North and East-Kohala- Big Island Interior- Including the cities of Kailua-Kona, Milolii, South Point, Pahala, Hilo, Volcano, Honokaa, Kamuela, Waikoloa, Bradshaw Field, and Saddle Road Above 5000 feet 844 PM HST Wed Feb 3 2021 ...WIND ADVISORY IS CANCELLED... Winds have dropped below advisory levels, therefore the Wind Advisory has been cancelled. $$ Jelsema
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 9:07 PM HST | Small Craft Advisory | HFO | 4 days | |
| Feb 3, 12:56 AM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 3, 2:57 AM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 3, 4:58 AM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 3, 5:10 AM HST | Areal Flood Advisory | HFO | Kauai | 5 hr |
| Feb 3, 5:47 AM HST | Areal Flood Advisory | HFO | Honolulu | 8 hr |
| Feb 3, 6:32 AM HST | Special Marine Warning | HFO | 118 min | |
| Feb 3, 7:16 AM HST | Winter Weather Advisory | HFO | Hawaii, Kalawao | 27 hr |
| Feb 3, 7:58 AM HST | Special Weather Statement | HFO | Honolulu | 62 min |
| Feb 3, 8:23 AM HST | Special Marine Warning | HFO | 112 min | |
| Feb 3, 9:35 AM HST | Special Marine Warning | HFO | 115 min | |
| Feb 3, 10:11 AM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 3, 10:51 AM HST | Special Marine Warning | HFO | 114 min | |
| Feb 3, 11:42 AM HST | Special Weather Statement | HFO | 93 min | |
| Feb 3, 12:15 PM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 3, 1:19 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 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.