Hawaii Minor Flood Advisory | Effective 08/15/2026 10:37

Headline: 
Flood Advisory issued August 15 at 7:37AM HST until August 15 at 8:30AM HST by NWS Honolulu HI
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
August 15, 2026 - 10:37am
Expires: 
August 15, 2026 - 11:30am
Description: 
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...The island of Hawaii in Hawaii County... * WHEN...Until 830 AM HST. * IMPACTS...Minor flooding on roads, poor drainage areas, and in streams. * ADDITIONAL DETAILS... - At 734 AM HST, radar and rain gauges continued to indicate steady moderate showers falling at rates of 0.5 to 1.5 inch per hour over windward Big Island. Water levels in area streams are slowly rising. The showers are expected to increase in intensity as the morning progresses. - Some locations that will experience flooding include... Hilo, Hawaiian Paradise Park, Kapaau, Honokaa, Papaikou, Honomu, Pepeekeo, Mountain View, Hakalau, Glenwood, Ninole and Volcano.
Instruction: 
Stay away from streams, drainage ditches and low lying areas prone to flooding. A Flood Watch is also in effect.
Area Description: 
Hawaii in Hawaii, HI
Forcast Office: 
NWS Honolulu HI
Sender: 
w-nws.webmaster@noaa.gov