This streaming windcam is a great resource to find out the wind surfing conditions in Kanaha beach, Kahului.

Backdoor coast view, Oahu North shore. A surf  hotspot!

This webcam looks out over the water in front of Kanaha Beach Park. During the winter when the North swells come in to Maui, the break called Lowers can be seen. Kanaha beach park opens everyday from 6:30am to 10:00pm.