closegps_fixed
19.71 °N, 155.08 °W

Hilo, HI Severe Weather Alertstar_ratehome

icon73 Â°F Hilo Intl Airport Station|Report|Change
Current Station
Personal Weather Station
Location: Hilo, HI
Nearby Weather Stations

Active Weather Alerts

Flood Watch
Issued: 1:42 AM Mar. 25, 2026 – National Weather Service
* 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.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

Small Craft Advisory
Issued: 1:37 AM Mar. 25, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM HST WEDNESDAY...

* WHAT...Northeast winds up to 25 kt.

* WHERE...Maui County Leeward Waters, Maalaea Bay, Pailolo
Channel, Alenuihaha Channel, Big Island Windward Waters, Big
Island Leeward Waters and Big Island Southeast Waters.

* WHEN...Until 6 PM HST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in these conditions.

&&

Local Radar
Local Radar ImageLocal Severe Image