Weather at Sea
Night: Forecast for Baltic Sea valid 24 hours from 19:00 Apr 9 to 19:00 UTC Apr 10, 2020. Weather summary: Through of Low moving from Baltic Sea to southeast. By day High strengthening over North Sea. Warnings: Northern Baltic, Gulf of Finland, Northern Gulf of Riga, Moonsund: northwest wind 12, in gusts 15-17 m/s. Wave height 1-2.5 m, in Moonsund 0.5-0.8 m. Northern Baltic, Gulf of Finland: west, northwest wind decreasing 5-9, in gusts 13 m/s. By day rain or sleet locally. Visibility good or moderate. Northern Gulf of Riga, Moonsund: west, northwest wind decreasing 4-9, in gusts 12 m/s. By day possible some rain. Visibility mainly good. Day:

Weather at lake Peipsi
Night: West, northwest wind 4-8 m/s. Wave height 0.5-1.2 m. Dry. Visibility good. Air temperature 0..+2°C. Day: West, northwest wind 5-9, in the afternoon in gusts 12 m/s. Wave height 0.5-1.2 m. Rain and sleet showers. Visibility moderate. Air temperature 5..7°C.

Source: Estonian weather service