For Istanbul :
No gale warning.
The reliability of the situation is good.
Skies changeable to very cloudy. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, skies with few clouds.
N force 3 in the morning turning NE force 2 in the evening. Gusts reaching 16 knots in the middle of the day. Smooth sea. Low, short swell from SW. Excellent visibility becoming excellent in the middle of the day then good.