Alert archive / Hawaii / Red Flag Warnings in 2021
Red Flag Warning 3, NWS Honolulu, HI
NWS Honolulu, HI issued this red flag warning at Sep 17, 2021, 3:50 AM HST. It was in force for 38 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
- Sep 17, 2021, 3:50 AM HST (13:50 UTC)
- Expired
- Sep 18, 2021, 5:24 PM HST
- In force
- 38 hr
- Issued by
- NWS Honolulu, HI
The text
As transmitted.
997 WWHW80 PHFO 171350 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 350 AM HST Fri Sep 17 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY... .Gusty winds in combination with dry fuels and low relative humidity levels will result in elevated fire danger today. Any fires that develop will spread rapidly and be difficult to control. HIZ202-203-205>207-210-211-213>215-218-219-221>224-226-227-180400- /O.NEW.PHFO.FW.W.0003.210917T1350Z-210918T0400Z/ Kauai Windward-Kauai Leeward-Oahu South Shore-Waianae Coast- Oahu North Shore-Central Oahu-Waianae Mountains-Molokai Leeward- Lanai Makai-Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Haleakala Summit-Kona-South Big Island-Kohala- Big Island Interior- 350 AM HST Fri Sep 17 2021 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... The National Weather Service in Honolulu has issued a Red Flag Warning, which is in effect until 6 PM HST this evening. * AFFECTED AREA...Leeward portions of Kauai, Oahu, Molokai, Maui, Lanai and the Big Island. * WIND...East to northeast trade winds 20 to 25 mph with gusts up to 40 mph. * HUMIDITY...35 to 45 percent during the afternoon hours. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$
3 follow-up statements
781 WWHW80 PHFO 180109 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 309 PM HST Fri Sep 17 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY... .Gusty winds in combination with dry fuels and low relative humidity levels will cause elevated fire danger today and again on Saturday. Any fires that develop will spread rapidly and be difficult to control. HIZ202-180215- /O.CAN.PHFO.FW.W.0003.000000T0000Z-210918T0400Z/ Kauai Windward- 309 PM HST Fri Sep 17 2021 ...RED FLAG WARNING IS CANCELLED FOR WINDWARD KAUAI... The National Weather Service in Honolulu has cancelled the Red Flag Warning. $$ HIZ203-205>207-210-211-213>215-218-219-221>224-226-227-181515- /O.EXT.PHFO.FW.W.0003.000000T0000Z-210919T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Central Oahu-Waianae Mountains-Molokai Leeward-Lanai Makai- Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Haleakala Summit-Kona-South Big Island-Kohala- Big Island Interior- 309 PM HST Fri Sep 17 2021 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM HST SATURDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Molokai, Maui, Lanai, and the Big Island. * WIND...East to northeast trade winds 20 to 25 mph with gusts up to 40 mph. * HUMIDITY...35 to 45 percent during the afternoon hours. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$
648 WWHW80 PHFO 181327 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 327 AM HST Sat Sep 18 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY... .Gusty winds in combination with dry fuels and low relative humidity levels will cause elevated fire danger today. Any fires that develop will spread rapidly and be difficult to control. HIZ203-205>207-210-211-213>215-218-219-221>224-226-227-190400- /O.CON.PHFO.FW.W.0003.000000T0000Z-210919T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Central Oahu-Waianae Mountains-Molokai Leeward-Lanai Makai- Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Haleakala Summit-Kona-South Big Island-Kohala- Big Island Interior- 327 AM HST Sat Sep 18 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Molokai, Maui, Lanai, and the Big Island. * WIND...East to northeast trade winds 20 to 25 mph with gusts up to 40 mph. * HUMIDITY...35 to 45 percent during the afternoon hours. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$
310 WWHW80 PHFO 190324 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 524 PM HST Sat Sep 18 2021 ...RED FLAG WARNING CANCELLED... HIZ203-205>207-210-211-213>215-218-219-221>224-226-227-190430- /O.CAN.PHFO.FW.W.0003.000000T0000Z-210919T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Central Oahu-Waianae Mountains-Molokai Leeward-Lanai Makai- Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Haleakala Summit-Kona-South Big Island-Kohala- Big Island Interior- 524 PM HST Sat Sep 18 2021 ...RED FLAG WARNING IS CANCELLED FOR LEEWARD AREAS OF ALL ISLANDS... The National Weather Service in Honolulu has cancelled the Red Flag Warning. Though winds remain gusty, relative humidity is rising, and showers will increase during the evening. With fire danger decreasing, the Red Flag Warning has been cancelled. Winds will ease on Sunday, but relative humidity will likely drop to near critical levels in the afternoon. $$
Nearby
Red Flag Warnings in Hawaii, 2021Every red flag 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.