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

Flash Flood Warning issued September 9 at 8:32PM HST until September 9

Affecting Hawaii in Hawaii, HI

In effect until: Sep 10, 2026, 9:30 AM

Hawaii in Hawaii, HI

Likely impact in Hawaii in Hawaii, HI; effects through 9:30 AM.

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

See it on the live map View official source

Read the original bulletin (official text)

FFWHFO

The National Weather Service in Honolulu has issued a

* Flash Flood Warning for...
The island of Hawaii in Hawaii County

* Until 1130 PM HST.

* At 832 PM HST, Doppler radar indicated rain forming and moving over
the Kau and Puna districts, with rainfall rates up to 1 inch per
hour over already saturated grounds. Big Island Civil Defense
reports Highwy 11 is closed in both directions near mile markers 56
and 63 due to flooding. Flash flooding is ongoing or expected to
begin shortly.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Radar indicated.

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...
Hawaiian Paradise Park, Hawaii Volcanoes National Park, Wood
Valley, Volcano, Pahala, Glenwood, Punaluu Beach, Kawa Flats,
Mountain View, Hawaiian Acres and Naalehu.

Free. In your language.

Get the next alert for your area before it matters.

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

Flash Flood Warning issued September 9 at 8:32PM HST until September 9

Get the next alert for your area before it matters.

Get alerts in your language