Britain to see north-south divide as temperatures set to soar in England but plunge in Scotland
The north of the UK is set for a cold snap
UK weather: Britons urged to brace for summer heatwave amid rare 'super El Nino' alert
The phenomenon is triggered when winds across the Pacific slow or change direction, altering the water currents across the ocean
Hay fever suffers face week-long 'red alert' as Met Office outlines UK hotspot
Higher temperatures this week could cause pollen levels to rise
