WEATHER RELATED
National Hurricane Center:  Track sytems that may develope into hurricanes in the Atlantic and Pacific
Gulf Stream : Info & printable charts about the Gulf Stream
NOAA Wavewatch III:  Dynamic CRIB showing wave direction and wind speeds.
NOAA marine wether charts:  Marine offshore surface and upper level weather charts.
Wind Guru:  weather info from around the world
Mediterranean Weather source:  Weather charts and discusions
Caribbean Weather:  Very informative website
Bermuda weather:  Great site for anyone contemplating bypassing the Intracoastal Waterway

Other informative and usefull websites

Winlink 2000: Free email via SSB or Ham radio and position reporting
Airmail:  free email software for SSB & Ham