560 WGHW50 PHFO 211813 FFWHFO HIC003-212245- /O.EXT.PHFO.FF.W.0005.000000T0000Z-260221T2245Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Honolulu HI 813 AM HST Sat Feb 21 2026 The National Weather Service in Honolulu has extended the * Flash Flood Warning for... The island of Oahu in Honolulu County * Until 1245 PM HST. * At 813 AM HST, radar and automated rain gauges indicated heavy rain falling over the Koolau Mountains with the heaviest rain between Maunawili and Hauula. Rain was falling at a rate of 2 to 4 inches per hour with pockets of over 6 inches per hour seen in Luluku. Flash flooding is ongoing and Likelike highway Off-Ramp from H-3 Kaneohe-bound is closed due to heavy rain. Additional road closures are expected due to the heavy band of rain anchored over the Koolau Mountains. HAZARD...Heavy rain producing life threatening flash flooding. SOURCE...Radar and automated gauges. IMPACT...Significant and life threatening flooding in drainages, streams, rivers, roads, properties, and other low lying areas. Multiple public road closures expected, as well as landslides in steep terrain. * Some locations that will experience flash flooding include... Honolulu, Waipio, Waiahole, Waikane, Kahaluu, Ahuimanu, Pearl City, Aiea, Halawa, Mililani, Kaaawa, Moanalua, Salt Lake, Waikele, Wahiawa, Punaluu, Waipahu, Kalihi, Kaneohe and Wheeler Field. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. && This warning may need to be extended beyond 1245 PM HST if flooding persists. LAT...LON 2160 15813 2169 15805 2173 15798 2155 15783 2147 15783 2143 15779 2147 15779 2147 15772 2141 15773 2134 15769 2133 15764 2131 15764 2125 15769 2125 15772 2127 15773 2124 15782 2129 15787 2130 15790 2129 15796 2160 15815 FLASH FLOOD...RADAR AND GAUGE INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ KINO  259 WGHW70 PHFO 211831 FFSHFO Flash Flood Statement National Weather Service Honolulu HI 831 AM HST Sat Feb 21 2026 HIC003-212245- /O.CON.PHFO.FF.W.0005.000000T0000Z-260221T2245Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Honolulu HI- 831 AM HST Sat Feb 21 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 PM HST THIS AFTERNOON FOR THE ISLAND OF OAHU IN HONOLULU COUNTY... At 831 AM HST, radar and automated rain gauges indicated heavy rain falling over the Koolau Mountains with the heaviest rain between Maunawili and Hauula. Rain was falling at a rate of 2 to 4 inches per hour with pockets of over 6 inches per hour seen in Luluku. Flash flooding is ongoing and Likelike highway Off-Ramp from H-3 Kaneohe-bound is closed due to heavy rain. Additionally, Moanalua stream on the leeward side of the Koolau is reporting a quick rise with flash flooding possible along Moanalua Valley and Mapunapuna industrial areas. HAZARD...Heavy rain producing life threatening flash flooding. SOURCE...Radar and automated gauges. IMPACT...Significant and life threatening flooding in drainages, streams, rivers, roads, properties, and other low lying areas. Multiple public road closures expected, as well as landslides in steep terrain. Some locations that will experience flash flooding include... Honolulu, Waipio, Waiahole, Waikane, Kahaluu, Ahuimanu, Pearl City, Aiea, Halawa, Mililani, Kaaawa, Moanalua, Salt Lake, Waikele, Wahiawa, Punaluu, Waipahu, Kalihi, Kaneohe and Wheeler Field. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. && LAT...LON 2160 15813 2169 15805 2173 15798 2155 15783 2147 15783 2143 15779 2147 15779 2147 15772 2141 15773 2134 15769 2133 15764 2131 15764 2125 15769 2125 15772 2127 15773 2124 15782 2129 15787 2130 15790 2129 15796 2160 15815 FLASH FLOOD...RADAR AND GAUGE INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ KINO  164 WGHW50 PHFO 211841 FFWHFO HIC007-212200- /O.EXT.PHFO.FF.W.0004.000000T0000Z-260221T2200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Honolulu HI 841 AM HST Sat Feb 21 2026 The National Weather Service in Honolulu has extended the * Flash Flood Warning for... The island of Kauai in Kauai County * Until noon HST. * At 841 AM HST, radar indicated heavy rain showers over the island of Kauai. Rainfall rates have generally decreased but heavier showers with rates of 2 to 3 inches per hour can be seen offshore on the southern shores of Kauai. These showers are expected to move onshore this morning. Additionally, the Hanalei River water levels are currently high enough for Kauai Police to close Kuhio Highway near the Hanalei River Bridge due to significant water over the roadway. Flash flooding is ongoing. HAZARD...Flash flooding caused by heavy rain. SOURCE...Emergency management. IMPACT...Flooding in drainages, streams, rivers, roads, properties, and other low-lying areas. Public road closures possible in some areas. Landslides are possible in steep terrain. * Some locations that will experience flash flooding include... the entire island of Kauai. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. Do not cross fast flowing or rising water in your vehicle, or on foot. Turn around, don't drown. Be especially cautious at night when it is harder to recognize the dangers of flooding. The heavy rains may cause rock and mudslides in steep terrain areas. && This warning may need to be extended beyond noon HST if flooding persists. LAT...LON 2216 15973 2224 15958 2222 15953 2225 15949 2224 15944 2225 15940 2222 15933 2216 15931 2215 15928 2205 15933 2196 15932 2195 15934 2193 15934 2192 15936 2186 15945 2188 15961 2194 15967 2198 15977 2206 15980 2207 15980 FLASH FLOOD...OBSERVED $$ FOSTER