San Francisco received nearly as much rain one morning as it would typically see for the month, and a slope in the Sierra Nevada remained open for skiing.

© Cody Mathison/Mammoth Mountain

The new film “Pressure” tells the story of the fateful D-Day weather forecast. Here’s what it got right and wrong from the historical record.

Authorities in Britain and France warned that “unprecedented” temperatures — at a time when few expected them — could persist. Climate change has made heat waves more frequent and more intense.

© Jack Taylor/Reuters