For Schinias, Marathonas :
Warning moderate gale offshore.
The reliability of the situation is very good.
Cloudy spells, sometimes dense. Light showers. In the evening, clear periods developing.
Possibility of showers N wind force 5 from the middle of the day. Gusts reaching 32 knots in the middle of the day. Slight sea. Low, short swell from ENE. Excellent visibility.