Over the next few days there is a small risk of thundersnow hitting parts of Merseyside, but many of you will be wondering what thundersnow is.
The change in the position of the jet stream is to blame as arctic air will be able to filter down over to the UK.
Towards the end of the week arctic weather will have the UK in its grasp, which will bring colder weather and a risk of sleet or snow to some areas of Mersyside.
READ MORE: Will it snow on Wirral and Liverpool ?
— Met Office (@metoffice) January 10, 2017
What is thundersnow ?
Thundersnow is as a winter thunderstorm or a thunder snowstorm, is an unusual kind of thunderstorm with snow falling as the primary precipitation instead of rain.
Lightning and claps of thunder can sound more explosive at times during the winter.
Strong vertical air movement is required within a thunderstorm, along with warm air wrapping into it, this makes its cold section unstable and so brings about large amounts of lightning activity.
READ MORE: How cold will it get on Merseyside ?
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