The worst heat was felt in southern Europe, while punishing temperatures were forecast to reach 104 degrees Fahrenheit in Paris and remain unusually high in Belgium and the Netherlands.

The heat wave that has blanketed much of Europe is expected to linger over the continent this week, driving up temperatures and offering little reprieve.

Health warnings remained in effect in several European countries. The worst was felt in southern Europe while punishing temperatures were forecast to reach 104 degrees Fahrenheit.