As an addendum to this, here's one of Qatari C-130J-30 213/A7-MAJ returning to Cambridge this afternoon from an airtest with a missed approach... QEAF C-130J-30 Hercules 212 A7-MAJ by Professor M, on Flickr
There was some beautiful sunshine about 30 minutes before this returned, which had all gone with clouds in its place with typical timing.