Regional water situation

Eastern and Southeast Finland 10.12.

The water levels of natural lakes in the Vuoksi river basin are still lower than usual in the area extending from North Karelia to South Karelia and South Savo. Of the large lakes, the water levels of Pielinen and Saimaa are lower than usual. The water level of Lake Kallavesi has risen above its average seasonal level due to rainfall at the end of November.

The water level of Lake Pielinen is over half a metre below the seasonal average. Last time, the water level was this low in early December in 2005. The water level has risen by around 10 cm after the rainfall at the end of November, but the rise is expected to stabilise. The water level will remain significantly lower than usual for a long period at the beginning of the year.

The water level of Lake Kallavesi has risen slightly above the average level for the time period. According to the forecast, the water level will rise by 5–10 cm by mid-December. At the end of December, the rise in the water level will stabilise but will probably remain slightly higher than usual throughout the winter.

The water level of Lake Saimaa has fallen around 25 cm below the seasonal average. According to the forecast, the water level will remain close to the current level in December. The water level of Lake Saimaa will remain significantly lower than average in January, unless the weather remains milder and rainier than normal in the early winter.