Met Office considers amber or red warning as forecasters say Thursday is likely to be hottest day of the week Temperatures could reach 36C (97F) or higher this week, forecaster have said, with possible disruption to railway lines and power networks as the Met Office considers issuing rare amber or red extreme heat warnings. Parts of the UK are forecast to experience their fifth heatwave of the summer as the country continues to bake in an unprecedented period of dry, hot weather. Continue reading...