Fires on the Canary Islands of La Gomera and Tenerife have forced more than 4,000 residents from their homes.
Britons are being urged to stay in touch with the Foreign Office as wildfires continue to rage across both of the popular tourist destinations.
More than 18 towns and villages have been evacuated, eight on Tenerife and 10 on La Gomera.
More top news
Slightly cooler temperatures will replace the recent muggy weather while some areas will see heavy rain.
Andre Greipel won the final stage of the 2016 Tour de France as Chris Froome crossed the line arm-in-arm with his Team Sky team-mates
An attacker armed with a machete killed a woman and wounded two others in the southern German city of Reutlingen.