Severe · Flash Flood WarningThis alert has expired. It is kept for reference.

Flash Flood Warning issued September 7 at 8:32PM HST until September 7

Affecting Kauai, HI

In effect until: Sep 8, 2026, 8:30 AM

Kauai, HI

Likely impact in Kauai, HI; effects through 8:30 AM.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.

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Read the original bulletin (official text)

At 832 PM HST, Doppler radar indicated heavy rain over Kauai. Rain
was falling at a rate of 1 to 2 inches per hour. Substantial rises
have been observed at the Wainiha River, Waialae Stream, Hanapepe
River, and Kawaikoi Stream gages. The Waimea River continues to
steadily rise. Rises on other area rivers and streams can also be
expected as heavy rain continues. Flash flooding is ongoing or
expected to begin shortly.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Gauges reported.

IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.

Some locations that will experience flash flooding include...
The island of Kauai.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flash Flood Warning issued September 7 at 8:32PM HST until September 7

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