Punishing temperatures were forecast to reach 40 degrees Celsius (104 degrees Fahrenheit) in Paris and to stay unusually high in Belgium and the Netherlands. In contrast, temperatures were falling in Portugal, where no red heat warnings were issued.

The Eiffel Tower closed early on Tuesday and will remain closed on Wednesday as a sweltering heat wave grips parts of Europe.

As heat waves grip most of Europe, the summit of Paris’ Eiffel Tower has been shut for visitors with temperatures in France’s capital expected to reach 38.3 degrees Celsius on Tuesday. According to a statement on Eiffel Tower’s website,