Winter has (probably) arrived in Sweden, with the first snowfall of the season in northern parts of the country. But first, let us explain the “probably”. Sweden determines the seasons not based on dates, but on meteorological definitions, according to which winter is considered to have arrived when temperatures drop below an average of 0°C five days in a row. And Tarfala in the Kebnekaise mountains is currently on its fifth day of –3°C temperatures. So unless it experiences a sudden heatwave, it means that when the clock strikes midnight, winter has arrived. […] In the Värmland region, the first...