For Marina Istanbul :
No gale warning.
The reliability of the situation is very good.
Good clear periods but lots of cloud, too. Light showers. In the evening, very cloudy.
Light showers. SW force 3 in the middle of the day turning N in the evening. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea becoming smooth in the evening. Low from N then from SSW in the evening. Good visibility becoming poor in the evening.