For Agios Marcos Shipwreck :
No gale warning.
The reliability of the situation is good.
Overcast in the morning, very cloudy in the afternoon. Possibility of showers late in the morning, possibility of showers in the afternoon. In the evening, clear periods developing.
Light showers progressively becoming less frequent. NNW force 2 turning WSW force 3 in the middle of the day then WNW force 2. Gusts reaching 15 knots in the middle of the day. Smooth sea. Low, short swell from SSE. Good visibility becoming excellent in the middle of the day.