Here are a few useful sources of weather information.
Irish Met Service https://www.met.ie/
Pocketgrib for your mobile,one of the best mobile apps I have seen http://pocketgrib.com/
Predictwind: https://www.predictwind.com/ Great global weather site. Free account.
Passageweather https://www.passageweather.com/ Useful worldwide Grib based site.
UK Met Office Sea Area Forecast: https://www.metoffice.gov.uk/public/weather/marine/shipping-forecast
Meteo France: http://www.meteofrance.com/accueil French Atlantic and Med.
Global Weather Graphic https://earth.nullschool.net/ Very interesting.
Oceanweather.inc Global Weather Forecasts Including South Atlantic.
Admiralty Easytide, Select port
Frank Singletons Weather Page All you need to know about weather forecasting at sea.
Global Weather Graphic https://earth.nullschool.net/ Very interesting.
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