Honolulu, Hawaii – Heavy rainfall and damaging wind gusts were reported across Hawaii through Sunday evening, prompting travel concerns near major roadways including H-1 and H-201.
According to the National Weather Service Honolulu and the Central Pacific Hurricane Center, preliminary 24-hour rainfall totals showed significant accumulation across multiple islands through approximately 8 p.m. HST Sunday. The highest reported total statewide was 16.16 inches in Laupahoehoe, Hawaii County, while several locations on Maui and Oahu exceeded 4 to 6 inches.
On Oahu, rainfall combined with strong winds created hazardous driving conditions near H-1, H-2, and H-201, particularly in windward and mauka areas. Wind gusts reached 66 mph at the Oahu Forest National Weather Radio site, with multiple Honolulu locations reporting gusts between 55 and 64 mph Sunday afternoon and evening.
Maui County recorded the strongest winds statewide. Mokolau 1 reported a 73 mph gust, while several West Maui and Upcountry sites measured gusts above 65 mph, increasing the risk of downed trees and power lines near routes such as Honoapiilani Highway and Haleakala Highway.
On Hawaii Island, wind gusts reached 60 mph in Hilo and rainfall totals exceeded 9 inches in Honokaa, raising concerns for localized flooding along low-lying roads and stream crossings.
Officials noted that rainfall and wind observations are preliminary and collected from a range of automated gauges and volunteer observers. Residents were urged to use caution when traveling Sunday night, especially commuters and service workers navigating exposed highways and flood-prone corridors.
