When will the heatwave end as Met Office confirms exact dateTemperatures will soar across the UK this weekView 3 Images Met Office weather map for Thursday, August 13 (Image: Met Office)The Met Office has confirmed the exact date temperatures will start to drop this week. ‌Met Office chief forecaster Jason Kelly said: “Heat will gradually build this week, with temperatures reaching into the mid-30s Celsius in what will be a fairly widespread heatwave for England and Wales. View 3 Images Temperatures will cool as we head into the weekend (Image: Met Office)‌When will the heatwave end? The Met Office said temperatures will ease slightly on Friday, and areas in the North West will experience a "fresh" weekend, with temperatures in the low 20s. ‌View 3 Images Temperatures will exceed 30C across the North West (Image: Colin Lane/Liverpool Echo)In its long range outlook, the Met Office said we could see some rain and showery spells.