Southern Sweden is already suffering from other problems.

There is not enough planable production, which is not dependent on the weather, and the electricity grid between northern and southern Sweden is not sufficiently interconnected.

- There is very little planned electricity production in southern Sweden, says Thorstensson.

The record high price will be SEK 5.70 per kilowatt hour, excluding the electricity company's surcharge and VAT.

Hear Magnus Thorstensson about the worries about winter in the clip above.