Health warning as UK to bake in longest heatwave for four years - temperatures could hit 27C in Greater Manchester

Britain's 'longest running' heatwave could start tomorrow and last for days - bringing in temperatures in the mid-30s, forecasters have warned. Temperatures could hit as high as 35C by next week, the Met Office predicts.

Mid-July will be hotter than Antigua, in the Caribbean - which will see temperatures of 29C, the Mirror reports. The warm spell is expected to begin on Saturday.

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