The weather forecast from the Met Office:

Rather cloudy today with the risk of a few showers this evening and tonight. Top temperature around 19 Celsius with moderate or fresh north or northeast breezes.

Still this risk of a shower at first on Saturday morning, then becoming dry with warm sunshine. Temperatures reaching 20 or 21 Celsius but a little cooler the moderate or fresh east to northeast winds.

Generally fine on Sunday with a good deal of very warm sunshine and a fairly brisk wind from the east.