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We often talk about air mass but what does it mean? The origin of air masses plays a key part in determining what type of weather we get.
Fronts are a familiar feature on forecasts, but what can they tell us about the weather conditions we can expect?
As the hurricane season continues, could global warming be making devastating storms like Hurricane Ida more likely? Ben Rich takes a look in the latest Climate Check.
The stunning image beat nine other finalists in an online public vote.
Do you know your cold fronts from your isobars? Take the weather forecast challenge.
BBC Weather in association with MeteoGroup
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