Latest wave and weather information
Suomenlinna (wave buoy)
27.07.2024, 10:30-11:00
Significant wave height 0.1 m
Highest individual wave ~0.2 m
Waves from south (172°)
Wavelength 67 m
Wave period 6.7 s
Water temperature 21.5 °C
Look at the present wave conditions.
Information by SMS: send BUOY SUOMENLINNA to 16161 (0,85€/message).
Helsinki open sea (wave buoy)
27.07.2024, 10:30-11:00
Significant wave height 0.2 m
Highest individual wave ~0.4 m
Waves from west (269°)
Wavelength 43 m
Wave period 5.3 s
Water temperature 21.7 °C
Harmaja (weather station)
27.07.2024, 11:20-11:30
Wind speed 5.1 m/s
Gust 6.0 m/s
Wind from southwest (228°)
Air temperature 21.8 °C
Visibility 34.5 km
See also the Finnish Meteorological Institute's forecast
Kruunuvuorenselkä (weather station)
27.07.2024, 11:20-11:30
Wind speed 4.4 m/s
Gust 5.2 m/s
Wind from southwest (236°)
Air temperature 20.9 °C
Water temperature 21.2 °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.