Hawaii
Flash flood warning ongoing for Kauai, Oahu
HONOLULU (HawaiiNewsNow) – The National Weather Service issued the initial flash flood warning for Kauai and Oahu around 3 a.m.
Oahu
As of 8:13 a.m. the warning for Oahu has been extended until 1:13 p.m. according to the NWS.
Many windward and mauka roads on Oahu are overwhelmed with run off and flash flooding. According to the NWS, a gauge near Waiahole registered an instantaneous downpour equivalent to 8.43 inches per hour (dropping 1.31 inches in a matter of minutes).
Moanalua Stream is now at a record stage (over a ~15yr record). Significant flooding is expected in Mapunapuna, Fort Shafter, Moanalua Gardens, & Moanalua Valley properties.
Kauai
As of 8:41 a.m. the flash flood warning for Kauai has been extended until 12:11 p.m.
Road/Highway Closures
A major corridor is not accessible, as of 7:53 a.m. the Likelike Hwy. off-ramp from H-3 Kaneohe bound is closed due to heavy rain.
The NWS reported that due to flooding, Kuhio Highway near the Hanalei Bridge remains closed until further notice.
Copyright 2026 Hawaii News Now. All rights reserved.