For Silivri :
No gale warning.
The reliability of the situation is good.
Skies very cloudy, becoming totally overcast during the morning, good clear periods with lots of cloud in the afternoon. Drizzle intensifying and turning to rain in the morning, light showers dying away progressively in the afternoon. In the evening, changeable skies becoming less cloudy.
No precipitation. NNE force 4 becoming force 3 in the middle of the day then NE. Gusts reaching 21 knots in the morning. Smooth to slight sea becoming smooth in the middle of the day. Low, short swell from ESE. Excellent visibility becoming poor in the evening.