UKHO Easytide Brightlingsea http://www.ukho.gov.uk/easytide/EasyTide/SelectPrediction.aspx?PortID=0126
Wivenhoe Sailing Club https://wivenhoesailingclub.org
Weather Forecast http://www.wunderground.com
Windy,com for Wind and weather models https://www.windy.com/51.821/0.985?51.310,-0.934,7
Apply for, or manage, a ship’s radio licence including portables: Ofcom Amateur and Ships Radio Licensing Portal – Ofcom
Example of a Third party insurance provider, other providers are available. Basic Boat liability insurance-small boat liability insurance-boat insurance (basic-boat.com)