The UK is braced for a surge in temperatures this weekend, with advanced weather modeling maps indicating the possibility of a heatwave. While temperatures will remain low in the next few days, reaching a maximum of 14C tomorrow, they are expected to rise significantly on Saturday and Sunday. The south coast is likely to experience the warmest weather, with temperatures reaching 17C on Saturday afternoon and 18C on Sunday. London, Cambridgeshire, and parts of Lincolnshire could also see highs of 17C, while most of Wales, Scotland, and northern England will experience cooler weather. The gradual temperature increase is set to continue into May, with possible heatwave conditions on the horizon.