Excellent site (subscription), shows wind speed and direction; wave height and direction. Two day forecast free, seven day forecast paid. (Mobile application for paid subscribers)
Free forecast: Wind strength & dir; cloud cover/rain forecast (Cool iPhone app)
Global: Magic Seaweed
Surf forecast with some real time wind stations
Global site, shows wind speed and direction; wave size and direction; cloud cover; rain forecast (Cool iPhone app.)
Seven day wind and swell forecast plus current weather conditions
Five day forecast: wind, swell (in some places), tides.
South Africa: Roman Rock Weather (Cape Town)
Real time wind speed & direction (not always operational)
South Africa: Wind SMS
Get current wind and swell conditions off South Africa by SMS.
Australia: Weather Zone
Seven day forecast: weather, wind.