BBC - Weather Centre - WeatherWise - Fact Files

What shape are depressions?
Depressions are more or less circular and they can be anything from about 500km (310 miles) to some 1000km (620 miles) across i.e. almost as big as the British Isles.

Which weather do they bring?

For us in the UK depressions generally bring us cloud, wind and rain.

	The Atmosphere
What shape are depressions? Depressions are more or less circular and they can be anything from about 500km (310 miles) to some 1000km (620 miles) across i.e. almost as big as the British Isles. Which weather do they bring? For us in the UK depressions generally bring us cloud, wind and rain.