BBCNEWS BBC News December 19, 2021 22:26:00
Hello there. earlier this morning, we had enormous temperature contrasts in scotland. in braemar, we had temperatures of —9 celsius but it was 16 degrees warmer than that over the tops of the scottish mountains in cairnwell. the only difference was elevation. cairnwell is nearly a kilometre higher in the atmosphere, and with high pressure in charge at the moment, air sinks down through the atmosphere and as that happens, it warms up. this layer of warm air, the sunny conditions, pretty widespr...
Source: archive.org