Low pressure north of Scotland on Saturday with a weak ridge of high pressure to the south. Cloud and showery rain including brisk winds for Scotland and Northern Ireland, near gale force winds expected across the Northern Isles. Showers across west Ireland, northwest England and north Wales initially will become widespread across much of the UK through the day. Driest conditions across the far south of Ireland and far south of England. Highs at 15 to 19C.
Showers largely dying away across eastern parts of the UK and Ireland through the first part of the night before potentially becoming more widespread again across northern and western areas through the early hours. Staying largely dry across central southern England and southeast England. Chilly across central Scotland with lows at 4C here. Milder elsewhere over Scotland. Lows around 7 to 10C across England and Wales and between 9 to 11C across Ireland and Northern Ireland.
A weak system runs down England and Wales on Sunday, bringing outbreaks of patchy rain to these parts. Some showers and also sunny spells across Scotland, Northern Ireland and Ireland in the morning but these showers largely fizzling out through the afternoon as high pressure ridges in. Highs at 13C in northern Scotland, 20C in southeast England.
A ridge of high pressure through southern Ireland, England and Wales will give dry weather here with good spells of sunshine. Cloud in northern and western Ireland, Northern Ireland as well as Scotland where there will be rain to the north and west. Strengthening winds across northern Scotland too. Highs at 17C in northern Scotland, 21C in southern England.