For Saint Petersburg :
No gale warning.
The reliability of the situation is very good.
Cloud and long sunny periods. Risk of some spots of rain in the morning, possibility of showers in late afternoon. In the evening, lots of good clear periods.
Light showers. SE force 2 turning SW force 3 in the middle of the day then W. Gusts reaching 11 knots in the evening. Smooth sea. Low, short swell from S. Good visibility becoming excellent in the middle of the day.