Flash flood watch in effect for Niihau, Kauai and Oahu until... - Hawaii News Now - KGMB and KHNL

Flash flood watch in effect for Niihau, Kauai and Oahu until Friday

HONOLULU (HawaiiNewsNow) - The National Weather Service says there's an increasing threat of heavy showers and thunderstorms for Kauai and Oahu through Friday.

A flash flood watch is in effect from 6:00 p.m. Wednesday through Friday afternoon for Niihau, Kauai and Oahu.

The NWS says a slow moving cold front and increasingly unstable conditions will support the development of heavy showers and thunderstorms.

Drier conditions and light trade winds are expected to return by Sunday.

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