Big waves surfing.

I would like to try surfing in Heleiwa, Oahu.
I have a 7'O height, 19" wide & 2.5" thick hybrid surfboard. Is it good for surfing in a 10 to 15 foot waves (hawaiian scale)???
What type & size of surfboards are good for bigger waves??
I have a 7'O height, 19" wide & 2.5" thick hybrid surfboard. Is it good for surfing in a 10 to 15 foot waves (hawaiian scale)???
What type & size of surfboards are good for bigger waves??