(1):

(superl.) Characterized by, or proceeding from, a storm; subject to storms; agitated with furious winds; biosterous; tempestous; as, a stormy season; a stormy day or week.

(2):

(superl.) Proceeding from violent agitation or fury; as, a stormy sound; stormy shocks.

(3):

(superl.) Violent; passionate; rough; as, stormy passions.