Hawaii Severe Flash Flood Warning | Effective 09/08/2026 01:17

Headline: 
Flash Flood Warning issued September 7 at 10:17PM HST until September 8 at 1:30AM HST by NWS Honolulu HI
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 8, 2026 - 1:17am
Expires: 
September 8, 2026 - 4:30am
Description: 
FFWHFO The National Weather Service in Honolulu has extended the * Flash Flood Warning for... The island of Kauai in Kauai County * Until 130 AM HST. * At 1017 PM HST, Doppler radar indicated heavy rain over Kauai. Rain rates have decreased to around 1 inch per hour as the heaviest rain lifts north of the island. Rises on area rivers and streams have either ceased or considerably slowed. Flash flooding likely continues in some areas, particularly along the Wainiha River and South Fork Wailua River. In addition, the Hanalei River Bridge on Kuhio Highway remains closed due to flooding. Rainfall intensity is expected to steadily decrease during the next several hours. 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.
Instruction: 
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.
Area Description: 
Kauai, HI
Forcast Office: 
NWS Honolulu HI
Sender: 
w-nws.webmaster@noaa.gov