For Istanbul :
Warning strong breeze offshore.
The reliability of the situation is very good.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. No precipitation. In the evening, relatively cloudless skies clearing.
NNE wind force 5 continuing all day. Gusts reaching 35 knots from the middle of the day. Smooth to slight sea becoming slight in the middle of the day. from N. Excellent visibility.