BBCNEWS Newsday December 15, 2021 00:28:00
And again, a lot of variation in the cloud cover, but wherever you will be on thursday, i think the temperature will be more or less the same, around 10โ12 degrees celsius. now, this is what we call a blocking high, and this happens when the jet stream sort of wraps around it in the shape of the greek letter omega. so, you can just about make out that omega shape. when that happens in the atmosphere, things dont tend to move around an awful lot. they get sort of locked in, so thats why that hi...
Source: archive.org