Spitfire IX , BS401 (AH-S)
Diversionary sweep in connection with a No. 12 Group Roadstead. Operating from Manston, 10 Spitfire IX's, led by Major F. Thorsager, took off together with 331(N)Squadron flying at sea level for 10 minutes and then climbed to 25,000 feet on a course to Walcheren. A wide right hand orbit was made over Walcheren and the main land bringing the Wing out near Knocke. Accurate and intense heavy flak experienced from the Flushing area, and marker flak from Ostende. e/a were reported to the South of the Wing before crossing the Dutch coast out, but neither height nor number was given and they were not seen by the Wing. Course was set for North Weald base and the Wing landed without further incident. Weather:- North sea – hase to 8,000 [6,000] feet. Thin cloud at 26,000 feet. Visibility good below cloud, poor over sea.