The African plume differs to the Spanish plume the UK experienced last summer which brought temperatures of 25C. A Spanish plume is caused by cool Atlantic air being pushed towards Spain, which in turn pushes warm Spanish air towards the UK, bringing with it hot humid weather . Met Office forecaster Charlie Powell said: “A much warmer week is ahead, in a huge contrast to the past week for some. “North Africa is among the origins of the warm air, which will arrive from the south-east. Elsewhere should see increasing amounts of sunshine and temperatures climbing as the warm air sweeps northwards from southern Europe.
Source: The North Africa Journal April 16, 2018 07:52 UTC