FMI Sea Ice Forecast

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Ice motion and concentration
Mean ice thickness
Ridged ice thickness
Ridged ice concentration
Convergent region
Deformed ice fraction


Northern Baltic Sea
Bay of Bothnia
Gulf of Finland

UTC Time

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Ice motion and concentration indicates the total ice concentration (0 - 100 %). The arrows show the direction and speed of ice motion.

Any comments on the usefulness and quality of the forecast can be mailed to meripalaute at .