that weather front, the air mass graphic with the temperature of the atmosphere higher up. you can see colder air setting in, atmosphere higher up. you can see colderairsetting in, pushing atmosphere higher up. you can see colder air setting in, pushing that mild air to colder air setting in, pushing that mild airto the colder air setting in, pushing that mild air to the south, so buy early on tuesday morning, the following night, you could see a frost setting and early on tuesday across more northern parts of the country, whereas further south, we are still hanging on to some of that mild weather. here is a weather map for tuesday. i think all twins across scotland and bringing some wintry showers, particularly to the hills, but not exclusively. some coastal areas as well. a real wind chill, i think of the scotland on tuesday. 5 degrees in aberdeen and glasgow and closer to the seasonal normal, bang on, actually, across the south. 8 degrees in london the average this time of year. on