Latest wave and weather information

Suomenlinna (wave model)

26.01.2026, 15:00
The area is ice-covered

Helsinki open sea (wave model)

26.01.2026, 15:00
Significant wave height 0.3 m
Highest individual wave ~0.6 m
Waves from north (8°)
Wavelength 9 m
Wave period 2.4 s
Water temperature --- °C

Plots: 2+2 days 14 days

Harmaja (weather station)

26.01.2026, 15:30-15:40
Wind speed 3.3 m/s
Gust 3.9 m/s
Wind from north (360°)
Air temperature -6.7 °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)

26.01.2026, 15:30-15:40
Wind speed 2.9 m/s
Gust 3.5 m/s
Wind from north (11°)
Air temperature -7.5 °C
Water temperature -0.6 °C

Plots: 2 days 14 days

Data 14 days (csv)

Kruunuvuorenselkä (water temperature)

26.01.2026, 15:30-15:40
Water temperature (-1.1m) -0.6 °C
Water temperature (-2.8m) -0.7 °C
Water temperature (-5.3m) --- °C
Water temperature (-7.3m) -0.5 °C
Water temperature (-9.6m) -0.6 °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.