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In a hurry? Here's our quick guide to all you need to know about weather systems in the UK.

Find out how latitude, relief, altitude and distance from the sea affect local weather conditions in the UK.

Find out about the five air masses that affect the UK, and the weather they bring.

Find out what weather conditions are brought by low pressure and high pressure systems.

Find out how to read weather maps and symbols.

Local weather in the UK is affected by various factors including latitude and relief, the five main air masses and depressions and anticyclones which produce distinctive weather characteristics.