For up to the minute reports from the Monterey Bay buoy
http://seaboard.ndbc.noaa.gov/station_page.phtml?$station=46042

For the most accurate forecast for the California coastal and off shore waters;
http://seaboard.ndbc.noaa.gov/data/Forecasts/FZUS56.KMTR.html

For a choice of any NOAA buoys along the coast and off shore;
http://mob.ndbc.noaa.gov/cgi-bin/mob.cgi

For a fresh look at buoy information and sea conditions:
http://facs.scripps.edu/surf/nocal.html

Monterey Bay Swell Model:
http://cdip.ucsd.edu/models/monterey.gif

Sea Surface Tempertures
www.terrafin.com

Santa Cruz Current Tide Table
http://tbone.biol.sc.edu/tide/tideshow.cgi?site=Santa+Cruz%2C+California (text)
http://tbone.biol.sc.edu/tide/nph-tideshow.cgi?site=Santa+Cruz%2C+California&type=graph (graph)