Latest wave and weather information
Suomenlinna (wave buoy)
06.06.2023, 10:00-10:30
Significant wave height 0.2 m
Highest individual wave ~0.4 m
Waves from south (186°)
Wavelength 53 m
Wave period 5.9 s
Water temperature 7.5 °C
Look at the present wave conditions.
Information by SMS: send BUOY SUOMENLINNA to 16161 (0,85€/message).
Helsinki open sea (wave buoy)
06.06.2023, 10:30-11:00
Significant wave height 0.3 m
Highest individual wave ~0.6 m
Waves from west (260°)
Wavelength 39 m
Wave period 5.0 s
Water temperature 8.5 °C
Harmaja (weather station)
06.06.2023, 11:10-11:20
Wind speed 5.2 m/s
Gust 6.5 m/s
Wind from southwest (213°)
Air temperature 9.9 °C
Visibility 30.9 km
See also the Finnish Meteorological Institute's forecast
Kruunuvuorenselkä (weather station)
06.06.2023, 11:10-11:20
Wind speed 4.7 m/s
Gust 5.2 m/s
Wind from southwest (243°)
Air temperature 9.9 °C
Water temperature 8.3 °C
Longer data time series from the wave buoys and Harmaja weather station
are available from the Finnish Meteorological Institute's Open data service by
download or
machine-readable WFS interface.