High pressure will block rain and bring 31°C heat to UK midweek after Sunday's frontal decaySunday's cold front will bring rain to Scotland and Northern Ireland before collapsing over southern England. Last report’s atmospheric duel ended in a draw, with the Atlantic Low claiming a moral victory. High pressure counters with a continental heat hook, sweeping warmth across the Midlands and South—without biting the low's ear. Meanwhile, High Pressure counters with a continental heat hook of its own, channelling air straight out of France to boost the Midlands. High Pressure sweeps the midweek rounds and retains its title, but for the drought-stricken South, the fight for rain continues.