Weather Routing by seamen for seamen

Circum Ocean is  weather routing company, based is Landeda, Finistère, with a team of seamen, oceanographer and expert forecaster.

” We support captains and marine managers in developing safe and effective weather strategy.”


Maxime Le Roux

Oceanic routing

Operational weather information

We select and comment the forecast to assist in decision taking during any kind of offshore sensitive operation.

Weather routing

We follow weather evolution to suggest a route to follow, but not only

Wind propulsion

We follow both hybrid cargo or sailing cargo ship, and anyone who want to help in reducing carbon footprint.

Hindcast and statistics

During your preparation, we can assist in essential questions by looking in the past.

Press review


Mer et Marine


Armateurs de France


Jifmar