Quick and simple: this page lets you check the marine weather to cross the Mediterranean by sailboat or ferry from France to the islands (Balearic Islands, Sardinia, Sicily…) and Mediterranean countries (Algeria, Tunisia, Morocco, Spain, Italy…).
👉 Also check out the page dedicated to the Corsica / Mainland crossing.
Map
Interactive map: wind, swell, rain, pressure… 6-day forecast (ECMWF 9 km) displayed with Windy.
Offshore bulletins
The “Western Mediterranean” offshore bulletins—reviewed by Météo-France with a 48-hour expert analysis—are must-read classics for cross-checking the map’s data. Consult the zones you’ll cross according to the layout shown on the map below.

Bouées météo
As a complement, you can check the real-time data from the offshore weather buoys. That way you’ll know whether the wind and sea state are currently calm or stormy.
Do you often get seasick on your Mediterranean crossings? Read our article on how to prevent seasickness.
Any questions? Let’s discuss in the comments 👇
