Thunderstorms in the vicinity of Maui County spun off some waterspouts, which are tornadoes over water.
Mitch Craig shared video of two that popped up at around 3 p.m. He says they lasted for about 20 minutes before one started to weaken.
More thunderstorms have since been detected in the area. Forecasters warn that waterspouts can easily overturn boats and create locally
Heavy rain triggered a flood advisory for the island, and when the storm hit the West Maui mountains, it produced runoff into Maalaea.
Despite mostly sunny conditions in the morning, unstable atmosphere led to scattered afternoon heavy showers and thunderstorms.
That pattern is expected to continue throughout the evening, and could produce strong and gusty winds, frequent lightning, intense downpours, and hail.
When thunderstorms approach, you should move indoors. Stay away from windows and electrical appliances until the the storm is over.
Be aware that lightning can strike several miles away from a thunderstorm. It does not have to be raining where you are to be struck by lightning.
All islands remain under a flash flood watch through Wednesday afternoon.