Flood Watch Hawaii | Effective 03/24/2026 18:41

Headline: 
Flood Watch issued March 24 at 3:41PM HST until March 25 at 6:00AM HST by NWS Honolulu HI
Event: 
Flood Watch
Urgency: 
Future
Effective: 
March 24, 2026 - 6:41pm
Expires: 
March 25, 2026 - 9:00am
Description: 
...FLOOD WATCH REMAINS IN EFFECT FOR THE BIG ISLAND... ...FLOOD WATCH CANCELLED FOR MAUI... * WHAT...Flash flooding caused by excessive rainfall remains possible. * WHERE...The Big Island. * WHEN...Through 6 AM HST Wednesday. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... - Instability from a departing upper low, combined with low level convergence, will continue to bring a risk of flash flooding through tonight.
Instruction: 
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Area Description: 
Kona; Kohala; Big Island Interior; Big Island South; Big Island Southeast; Big Island East; Big Island North
Forcast Office: 
NWS Honolulu HI