Latest wave and weather information

Suomenlinna (wave model)

20.01.2025, 22:00
Significant wave height 0.6 m
Highest individual wave ~1.1 m
Waves from east (102°)
Wavelength 20 m
Wave period 3.6 s
Water temperature --- °C

Plots: 2+2 days 14 days

Look at the present wave conditions.

Information by SMS is available only when the buoy is in the sea.

Helsinki open sea (wave model)

20.01.2025, 22:00
Significant wave height 1.0 m
Highest individual wave ~2.1 m
Waves from east (85°)
Wavelength 29 m
Wave period 4.3 s
Water temperature --- °C

Plots: 2+2 days 14 days

Harmaja (weather station)

20.01.2025, 22:20-22:30
Wind speed 12.6 m/s
Gust 14.8 m/s
Wind from east (83°)
Air temperature -1.5 °C
Visibility 28.8 km

Plots: 2 days 14 days

Data 14 days (csv)

See also the Finnish Meteorological Institute's forecast

Kruunuvuorenselkä (weather station)

20.01.2025, 22:20-22:30
Wind speed 6.0 m/s
Gust 9.6 m/s
Wind from east (72°)
Air temperature -3.2 °C
Water temperature 0.5 °C

Plots: 2 days 14 days

Data 14 days (csv)

Kruunuvuorenselkä (water temperature)

20.01.2025, 22:20-22:30
Water temperature (-1.1m) 0.5 °C
Water temperature (-2.8m) 0.7 °C
Water temperature (-5.3m) 1.7 °C
Water temperature (-7.3m) 2.4 °C
Water temperature (-9.6m) 2.8 °C

Plots: 2 days 14 days 12 months

Data 14 days (csv)

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.