Hawaii Minor Flood Advisory | Effective 08/16/2026 06:52

Headline: 
Flood Advisory issued August 16 at 3:52AM HST until August 16 at 6:45AM HST by NWS Honolulu HI
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
August 16, 2026 - 6:52am
Expires: 
August 16, 2026 - 9:45am
Description: 
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...The island of Oahu in Honolulu County... * WHEN...Until 645 AM HST. * IMPACTS...Minor flooding on roads, poor drainage areas, and in streams. * ADDITIONAL DETAILS... - At 349 AM HST, Doppler radar indicated moderate to locally heavy rain over Oahu with additional bands of heavy rain expected to move in over the next few hours. Rain was falling at a rate of up to 2 inches per hour. Minor flooding is ongoing or expected to begin shortly in the advisory area. - Some locations that will experience flooding include... Honolulu, Waipio, Pearl City, Mililani, Waikele, Aiea, Waipahu, Wheeler Field, Wahiawa, Kunia, Halawa and Waiahole.
Instruction: 
Stay away from streams, drainage ditches and low lying areas prone to flooding. A Flood Watch remains in effect.
Area Description: 
Oahu in Honolulu, HI
Forcast Office: 
NWS Honolulu HI
Sender: 
w-nws.webmaster@noaa.gov