Wednesday
A slow-moving but weak front lies across central & southern Britain, producing a lot of cloud, and patchy light drizzle, but amounts small. Brighter toward the north, with sunny spells for the north-east. Drizzly showers for the north & west of Ireland. Frequent showery rain in western Scotland. Winds becoming light in southern areas, but staying breezy in the north. Highs 16 to 18C for central & south-east England, 12 to 15C elsewhere.

Wednesday night
Murky and damp across the south & south-west into the night, with extensive hill fog and patchy drizzle. A risk of some steady rain for a time drifting into south Wales & southern Ireland, perhaps also extending into central & southern England, but rain mostly light. Some breaks in the cloud toward the north. Blustery for northern Scotland, with showery rain for the north-west. Mild overall, lows 10 to 13C south, 7 to 10C north.

Thursday
A slack pressure pattern across the British Isles brings a quiet day to most places. A decaying warm front lies across central-southern England, Wales & Ireland, producing low cloud, and patchy drizzle in the south-west. Murky around southern coasts. Some brightness may develop in south-east England. Broken cloud and sunny spells for northern Britain & Ireland. Breezy for Scotland, with showery rain in the far north. Highs 13 to 18C.

Friday
Pressure is likely to build - the high centred to the south-west of Britain. A generally dry picture. Fairly cloudy in southern areas with patchy drizzle locally, but should fade. Bright with sunny spells from the Midlands northwards. Light winds overall; a westerly breeze affects the far north of Scotland. Some early fog patches, and a touch of frost first thing in rural northern areas. Feeling fresher, highs 11 to 16C.