Saturday
Saturday is showery in the west, particularly northwest Scotland where showers will be frequent all day. The day starts drier and brighter in Wales and England, likely bright in east Scotland too. Some cloud builds in England and Wales with time, and then afternoon showers appearing more widely for a few hours. The showers fade in the later afternoon, and the west coast showers may ease in frequency as well later in the day. High temperatures reaching 11C in the south and east, 7C in the north.

Saturday Night
The night starts clear and dry over England and Wales, only a few odd spots of rain on western coasts. Drizzly showers continue affecting Ireland and west Scotland. Over the later hours, a frontal band of rain will spread more widely into Ireland, and rain becomes more frequent in west Scotland as well. Some patchy rain starts to affect northwest England and Wales too. Most areas become cloudier, but the southeast of England may maintain clearer skies. Lows of 1C in the far southeast, nearer 2 to 4C most other areas. Slightly warmer Ireland, up to 7C west coast.

Sunday
A band of rain passes east across Britain through the morning with a strengthening westerly wind accompanying the front. The far southeast may stay dry for most of the morning. Behind the front, showers follow, first into Ireland and western Scotland, the showers spreading further west with time. The showers likely locally heavy, sunny spells punctuate the showers; the best chance for sun in the northeast afternoon. Highs at 6C in the north to 12C in the far south.

Monday
Monday starts blustery with showers continuing to affect northwest Scotland. A few showers also affect west England and Wales, but lighter in nature than prior days. Bright in the east at first. A band of rain slips northward across Ireland, but also affecting southwest England and Wales for several hours. Later in the day, a broader area of rain affecting northwest England and Scotland with cloud filling in for most. Some drizzle affects southern England, but most here will stay dry. Highs at 8 to 11C.