(1) Island Express Helicopters
Take 110 Harbor Freeway South, to the Terminal Island-Long Beach exit to Harbor Blvd. Follow signs to Catalina Terminal entrance across Harbor Blvd.
From Long Beach take Ocean Blvd west to Harbor Blvd. exit from the Vincent Thomas Bridge.
(2) Catalina Express (310)510-1212
Take 110 Freeway South into San Pedro. Take the Terminal Island, exit 47 Ramp. Stay in the right lane, exit Harbor Blvd. Follow signs to Catalina Terminal, Berth 95
(3) Island Express Helicopter Terminal
Take 710 Freeway South into Long Beach. Stay in the right lane, follow signs to the Queen Mary which will lead you to the Cruise Ship Terminal in the Queen Mary parking lot. Keep to your right following the heliport signs to the parking area (about 300 yards.
Give yourself extra time since it can get a little confusing getting here
(4) Catalina Express Port at the Queen Mary
Port primarily used for camps and charters. Take the 710 Freeway South into Long Beach. Stay in the right lane, follow signs to the Queen Mary which will lead you to the Catalina Express Port in the Queen Mary parking lot.
(5) Catalina Express at The Downtown Catalina Landing
Take the 710 Freeway South into Long Beach. Stay to the left, follow signs to downtown and exit Golden Shore Avenue. Turn right at stop sign, follow around to terminal on the right. Parking structure on left.
(6) Catalina Flyer Terminal (800)830-7744
From 405 Freeway South to Newport Blvd. to Balboa Blvd. Travel 2 miles on Balboa Blvd to Main St., Turn left to Balboa Pavillion. There is also parking on the beach side near pier.
(7) Catalina Express Port
Located at Dana Wharf Sportfishing. From Los Angeles take 5 Freeway South and exit at Pacific Coast Highway. From San Diego take 5 Freeway North and exit at Beach Cities, Highway #1 off-ramp. Take left at the second signal, Dana Point Harbor Drive, then left at Golden Lantern which dead ends at Dana Harbor parking lot .
This website will give you detail information regarding wave height and swells..