Ice
- (Finnish Meteorological institute - Ice status (black and white version))[https://cdn.fmi.fi/marine-observations/products/ice-charts/latest-black-and-white-ice-chart.pdf]
- (Finnish Meteorological institute - Ice status (color version))[https://cdn.fmi.fi/marine-observations/products/ice-charts/latest-full-color-ice-chart.pdf]