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Latest wave and weather information

Suomenlinna (wave buoy)


15.07.2026, 22:00-22:30
Significant wave height 0.1 m
Highest individual wave ~0.2 m
Waves from southeast (147°)
Wavelength 76 m
Wave period 7.1 s
Water temperature 18.3 °C

Plots: 2+2 days   14 days   

Data 14 days (csv)

Look at the present wave conditions.

Helsinki open sea (wave buoy)


15.07.2026, 22:30-23:00
Significant wave height 0.3 m
Highest individual wave ~0.6 m
Waves from southwest (242°)
Wavelength 17 m
Wave period 3.3 s
Water temperature 19.0 °C

Plots: 2+2 days   14 days   

Data 14 days (csv)

Harmaja (weather station)


15.07.2026, 23:10-23:20
Wind speed 6.4 m/s
Gust 8.2 m/s
Wind from northwest (317°)
Air temperature 21.1 °C
Visibility 20.0 km

Plots: 2 days   14 days   

Data 14 days (csv)

See also the Finnish Meteorological Institute's forecast

Kruunuvuorenselkä (weather station)


15.07.2026, 23:10-23:20
Wind speed 4.6 m/s
Gust 5.8 m/s
Wind from north (341°)
Air temperature 22.6 °C
Water temperature 17.3 °C

Plots: 2 days   14 days   

Data 14 days (csv)

Kruunuvuorenselkä (water temperature)


15.07.2026, 23:10-23:20
Water temperature (-1.1m) 17.3 °C
Water temperature (-2.8m) 16.4 °C
Water temperature (-5.3m) 15.5 °C
Water temperature (-7.3m) 15.0 °C
Water temperature (-9.6m) 14.1 °C

Plots: 2 days   14 days   12 months

Data 14 days (csv)