Tonight: Southern England and Wales will have a cloudy night, with scattered showers, heaviest and most frequent along the southern and western coasts, where winds will be strongest.

The Midlands and East Anglia will be mainly cloudy with occasional scattered showers, but there will also be some clear patches in eastern parts. Winds will be strongest along the coast. Northern England and Scotland will be cloudy, with heavy coastal showers. Northern Ireland will be mainly dry, with only occasional showers, mainly along the northern coast.

Tomorrow: Southern England and south Wales will have a mix of sunny spells and showers, heavy at times. These will be mainly confined to the western and southern coasts. Northern Wales, the Midlands and East Anglia will have sunny periods, with scattered showers, mainly in the west. Northern England, southern Scotland and Northern Ireland will have sunshine and showers. The showers will be heaviest and most frequent along western coasts. Northern Scotland will have coastal showers, with sunny spells. Winds will remain strong around the coasts.

Outlook for Thursday and Friday: Thursday will see strengthening winds and heavy rain move in from the south-west, spreading to most areas by the end of the day. However, northern parts will see some sunny spells. Friday will continue to be unsettled, with heavy showers and sunny periods for much of the country.

Regions for Wednesday:

1, 2: Patchy cloud and sunny spells, but with scattered showers, particularly along the coasts. A fresh south-westerly wind. Max temp 10-12C (50-54F).

3, 5, 6, 7, 15: It will be mainly dry, with patchy cloud and lots of sunny spells. There will be an occasional isolated shower in the west during the afternoon. Moderate south-westerly winds, fresher at the coast. Max temp 10-12C (50-54F).

4, 8, 9, 10: A mix of sunny spells and showers. The showers will be heavier and more frequent along the coasts. A moderate south-westerly wind, stronger around the coasts. Max temp 10-12C (50-54F).

11, 12, 13, 14: A mix of sunny spells and showers. The showers will be heavier and more frequent along the coasts. A fresh westerly wind, strong around the coasts. Max temp 9-11C (48-52F).

16, 17: Sunny spells and patchy cloud throughout the day. There will be occasional showers moving in from the west. Moderate south-westerly winds, strong at the coast. Max temp 8-10C (46-50F).

18, 19, 22, 23, 24: It will be a mix of sunny spells and scattered showers, sometimes heavy. Moderate south-westerly winds. Max temp 7-9C (45-48F).

20, 21, 25, 26, 29: Heavy showers for most parts, less frequent inland, with sunny spells. A moderate north-westerly wind. Max temp 8-10C (46-50F).

27, 28: Mainly patchy cloud and sunny spells, with some showers from the west. Moderate north-westerly winds. Max temp 6-8C (43-46F).

Air pollution for Wednesday:

Nitrogen DioxideOzone Sulphur Dioxide

London Good Good Good

SE England Good Good Good

SW England Good Good Good

Wales Good Good Good

C England Good Good Good

N England Good Good Good

ScotlandGood Good Good

N Ireland Good Good Good

ends