Regatta Women's Brika Waterproof Hooded Raincoat - 8 - Navy - Available at M&S

This easy raincoat from Regatta is perfect for throwing on as a protective layer. It's made in a regular fit, with Isotex technology to ensure it's waterproof, windproof and breathable during uncertain weather. The grown-on hood and secure zip fastening offer an extra layer of protection. To keep both you and your belongings dry, this piece is finished with neat taped seams and zipped pockets.