weather

Executive Overview In June 1944, Group Captain James Stagg of the Royal Air Force delivered what many historians and meteorologists regard as the most critical weather forecast in human history. The operational success of Operation Overlord—the massive Allied invasion of Normandy—hinged entirely on his meteorological assessments. More than 150,000 Allied troops stood ready in southern … Read more

Executive Overview In June 1944, Group Captain James Martin Stagg delivered what many historians and meteorologists regard as the most critical weather forecast in human history. The fate of more than 150,000 Allied troops preparing to storm the heavily fortified beaches of Normandy on D-Day—and, by extension, the ultimate trajectory of World War II in … Read more