I'm not sure if Sweden has similar data, but on one of the UK grid data sites [0] it shows large fluctuations in demand and gas generation supply in the late ev

I'm not sure if Sweden has similar data, but on one of the UK grid data sites [0] it shows large fluctuations in demand and gas generation supply in the late evening hours. However it's easy to say "that looks odd" while being naive on anything else going on with the grid such as planned maintenance, demands or other issues. [0] https://www.gridwatch.templar.co.uk/ https://www.gridwatch.templar.co.uk/