Le Tempestaire (1947)

Following a premonition, a young woman tries to persuade her fiancé not to go out to sea in his fishing boat, but the boy ignores her and sets out. Soon, a storm occurs, and the girl frantically tries to find out his fate. Eventually, at the advice of her grandmother, she goes to the "Tempestaire", who has the power to speak to the wind and subdue it.