Flood Watch Hawaii | Effective 03/24/2026 12:18

Headline: 
Flood Watch issued March 24 at 9:18AM HST until March 25 at 6:00AM HST by NWS Honolulu HI
Event: 
Flood Watch
Urgency: 
Future
Effective: 
March 24, 2026 - 12:18pm
Expires: 
March 24, 2026 - 9:30pm
Description: 
...FLOOD WATCH IN EFFECT THROUGH THIS AFTERNOON FOR MAUI AND NOW THROUGH LATE TONIGHT THE BIG ISLAND OF HAWAII... * WHAT...Flash flooding caused by excessive rainfall remains possible. * WHERE...The Big Island. * WHEN...Through late tonight. * IMPACTS...Flood prone roads and other low lying areas may be closed due to elevated runoff and overflowing streams due to excessive rain over saturated ground. Urban areas may receive more significant flooding and property damage due to rapid runoff. * ADDITIONAL DETAILS... - Instability associated with a an upper disturbance combined with lingering moisture and saturated grounds will maintain the potential for locally heavy showers and thunderstorms.
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
Sender: 
w-nws.webmaster@noaa.gov