LORIENT
66 aircraft - 34 Wellingtons, 19 Blenheims, 12 Hampdens, 1 Stirling - to bomb the U-boat base but bad visibility caused poor bombing. 1 Blenheim and 1 Hampden lost.
Minor Operations: 6 aircraft to Ostend, 7 Hampdens minelaying off Bordeaux, 1 O.T.U. sortie. 1 Wellington lost on the Ostend raid.
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6 Blenheims on coastal sweep. 1 aircraft attacked a convoy off Holland. No aircraft lost.