Alert archive / Hawaii / Red Flag Warnings in 2021
Red Flag Warning 4, NWS Honolulu, HI
NWS Honolulu, HI issued this red flag warning at Sep 20, 2021, 12:34 PM HST. It was in force for 51 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 20, 2021, 12:34 PM HST (22:34 UTC)
- Expired
- Sep 22, 2021, 3:17 PM HST
- In force
- 51 hr
- Issued by
- NWS Honolulu, HI
The text
As transmitted.
213 WWHW80 PHFO 202234 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 1234 PM HST Mon Sep 20 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY... .Gusty winds, dry fuels and low relative humidity will cause elevated fire danger today. Any fires that develop will spread rapidly and be difficult to control. HIZ203-205>207-209>211-213-218-219-221-223-224-226-210400- /O.NEW.PHFO.FW.W.0004.210920T2234Z-210921T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Maui Leeward West-Maui Central Valley-Leeward Haleakala-Kona- South Big Island-Kohala- 1234 PM HST Mon Sep 20 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. && $$ Morrison
5 follow-up statements
125 WWHW80 PHFO 210132 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 332 PM HST Mon Sep 20 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY... .Gusty winds, dry fuels and low relative humidity will cause elevated fire danger through Tuesday. Any fires that develop will spread rapidly and be difficult to control. HIZ203-205>207-209>211-213-218-219-221-223-224-226-211545- /O.EXT.PHFO.FW.W.0004.000000T0000Z-210922T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Maui Leeward West-Maui Central Valley-Leeward Haleakala-Kona- South Big Island-Kohala- 332 PM HST Mon Sep 20 2021 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM HST TUESDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Molokai, Maui,Lanai and the Big Island. * WIND...East to northeast trade winds 20 to 25 mph with gusts up to 40 mph. * HUMIDITY...35 to 45 percent during the afternoon hours. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$
471 WWHW80 PHFO 211349 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 349 AM HST Tue Sep 21 2021 ...RED FLAG WARNING FOR LEEWARD AREAS DUE TO GUSTY WINDS AND LOW HUMIDITY OVER LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... .Breezy winds and low relative humidity levels will produce critical fire weather conditions this afternoon. HIZ203-205>207-209>211-213-218-219-221-223-224-226-220400- /O.CON.PHFO.FW.W.0004.000000T0000Z-210922T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Maui Leeward West-Maui Central Valley-Leeward Haleakala-Kona- South Big Island-Kohala- 349 AM HST Tue Sep 21 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Molokai, Maui, Lanai and the Big Island. * WIND...East to northeast trade winds 15 to 25 mph with gusts up to 40 mph. * HUMIDITY...40 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. && $$ RCB
660 WWHW80 PHFO 220136 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 336 PM HST Tue Sep 21 2021 ...RED FLAG WARNING DUE TO GUSTY WINDS AND LOW HUMIDITY OVER LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... .Gusty winds, dry fuels and low relative humidity levels will produce critical fire weather conditions on Wednesday. Any fires that develop will spread rapidly and be difficult to control. HIZ214-215-221545- /O.EXB.PHFO.FW.W.0004.000000T0000Z-210923T0400Z/ Lanai Makai-Lanai Mauka- 336 PM HST Tue Sep 21 2021 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM HST WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR LANAI... The National Weather Service in Honolulu has issued a Red Flag Warning, which is in effect until 6 PM HST Wednesday. * AFFECTED AREA...Lanai. * WIND...East to northeast trade winds 15 to 25 mph with stronger gusts. * HUMIDITY...40 to 45 percent mid morning through the afternoon hours. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$ HIZ203-205>207-209>211-213-218-219-221-223-224-226-221545- /O.EXT.PHFO.FW.W.0004.000000T0000Z-210923T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Maui Leeward West-Maui Central Valley-Leeward Haleakala-Kona- South Big Island-Kohala- 336 PM HST Tue Sep 21 2021 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM HST WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MAUI MOLOKAI AND THE BIG ISLAND... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Maui, Molokai, and the Big Island. * WIND...East to northeast trade winds 15 to 25 mph with stronger gusts. * HUMIDITY...40 to 45 percent mid morning through 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. && $$
863 WWHW80 PHFO 221311 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 311 AM HST Wed Sep 22 2021 ...RED FLAG WARNING DUE TO GUSTY WINDS AND LOW HUMIDITY OVER LEEWARD AREAS OF KAUAI OAHU MOLOKAI MAUI LANAI AND THE BIG ISLAND... .Gusty winds, dry fuels and low relative humidity levels will produce critical fire weather conditions today. Any fires that develop will spread rapidly and be difficult to control. HIZ203-205>207-209>211-213>215-218-219-221-223-224-226-230400- /O.CON.PHFO.FW.W.0004.000000T0000Z-210923T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Lanai Makai-Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Kona-South Big Island-Kohala- 311 AM HST Wed Sep 22 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MAUI MOLOKAI LANAI AND THE BIG ISLAND... * AFFECTED AREA...Leeward portions of Kauai, Oahu, Maui, Molokai, Lanai and the Big Island. * WIND...East to northeast trade winds 15 to 25 mph with higher gusts. * HUMIDITY...35 to 45 percent during the afternoon hours. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. A Red Flag Warning does not predict new fire starts. && $$
359 WWHW80 PHFO 230117 RFWHFO URGENT - FIRE WEATHER MESSAGE National Weather Service Honolulu HI 317 PM HST Wed Sep 22 2021 HIZ203-205>207-209>211-213>215-218-219-221-223-224-226-230230- /O.CAN.PHFO.FW.W.0004.000000T0000Z-210923T0400Z/ Kauai Leeward-Oahu South Shore-Waianae Coast-Oahu North Shore- Olomana-Central Oahu-Waianae Mountains-Molokai Leeward- Lanai Makai-Lanai Mauka-Maui Leeward West-Maui Central Valley- Leeward Haleakala-Kona-South Big Island-Kohala- 317 PM HST Wed Sep 22 2021 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITY FOR LEEWARD AREAS OF KAUAI OAHU MAUI MOLOKAI LANAI AND THE BIG ISLAND... The National Weather Service in Honolulu has cancelled the Red Flag Warning. Trade wind speeds are expected to be a bit weaker Thursday, along with a bit higher humidity levels as well. Thus the Red Flag Warning will not be extended. $$ R Ballard
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.