Flood Watch

Locations Affected

Honolulu, HI ∙ Waimea Bay, HI ∙ O‘ahu, HI ∙ Mōkapu Peninsula, HI ∙ Honokahua, HI ∙ Haleakalā National Park, HI ∙ Niuli‘i, HI ∙ Kurtistown, HI ∙ Wai‘ale‘ale, HI ∙ Lae ‘O Kākā, HI

Headline

...FLOOD WATCH FOR ALL HAWAIIAN ISLANDS THROUGH FRIDAY AFTERNOON...

Full Alert Message

Flood Watch National Weather Service Honolulu HI 319 AM HST Thu Jan 30 2025 ...FLOOD WATCH FOR ALL HAWAIIAN ISLANDS THROUGH FRIDAY AFTERNOON... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...All the main Hawaiian islands. * WHEN...Through Friday afternoon. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... - A strong winter low pressure system passing by to the north of the state, will drag a strong cold front from northwest to southeast down the island chain tonight and Friday. Heavy rainfall and thunderstorms developing along and ahead of the front will bring the potential for flash flooding to the state. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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