Weather at Sea
Night: Forecast for Baltic Sea valid 24 hours from 19:00 UTC Oct 20 to 19:00 UTC Oct 21, 2017. Weather summary: High strengthening over Scandinavia and Baltic Sea. No warnings Northern Baltic: at night increasing east 5 to 11 m/s, in southern waters in gusts 14 m/s, during the day decreasing 5 to 11 m/s. Mostly dry. Visibility mainly good. Northern Gulf of Riga, Moonsund: wind around east 3 to 9 m/s. Generally dry. Visibility mainly good, at night and in morning locally fog. Gulf of Finland: at night mainly northeast, east, by day in western part mainly northeast, north, in eastern part variable 2 to 7 m/s. Locally light precipitation possible. Visibility mainly good, at night and in morning locally fog. Day:

Weather at lake Peipsi
Night: Mainly northeast, east wind 2-5 m/s. Wave height to 0,5 m. Mostly dry. Visibility mainly good, but locally fog possible. Air temperature is 0..+4°C. Day: Mainly northeast, east wind 2-5 m/s. Wave height to 0,5 m. Mostly dry. Visibility mainly good, but in morning locally fog possible. Air temperature is 3..5°C.

Source: Estonian weather service