Simon Glancey has submitted the following:
W.Off. Fairweather was killed when Handley Page Halifax II (Special) JP292 FW-W of 148 Squadron was lost on a supply dropping operation to southern Poland. The Halifax was shot down at 23.52 (local time) by a Luftwaffe Dornier Do-217 night fighter flown by Oblt. Johannes Krause of 6./NJG101, and crashed about 20 miles SE of the town of Sombor, in modern day Serbia, with the loss of all seven crew.
Also killed in the same incident was Sgt. R. Jacques
Aircrew remembered
The CWGC entry for Warrant Officer Fairweather