For Agios Marcos Shipwreck :
No gale warning.
The reliability of the situation is very good.
Overcast in the morning, some sun but cloud building in the afternoon. No precipitation in the morning, possibility of showers in the afternoon. In the evening, clear periods developing.
Light showers progressively becoming less frequent. N force 2 turning WSW in the middle of the day then WNW. Gusts reaching 14 knots in the middle of the day. Smooth sea. Low, short swell from SSE. Good visibility becoming excellent in the middle of the day.