UNITED KINGDOM: RAF Fighter Command: Weather, cloudy. Luftwaffe attacks a convoy off the east coast.
Heavy raids on Poole, Dorset and bombs fall for the first time on Exeter.
Losses: Luftwaffe, 2. RAF 0.

Barnes Wallis in a meeting with the Deputy Director of Operational Requirements (RAF) proposes a 4,000lb bomb to be carried in a Wellington.

GERMANY: Daily Keynote from the Reich Press Chief:
    In the matter of air leaflet propaganda, the Minister [of Propaganda, Goebbels">Göbbels] states that he does not expect much to come out of a German air-leaflet propaganda campaign in England, because the amount of effort that would go into it would be out of all proportion to the results ... The Minister admits that the most recent leaflets dropped by the British, are somewhat more dangerous than the earlier ones. He wishes to be informed at once of the exact wording of every new enemy leaflet that appears.

U-140 commissioned.

U.S.S.R.: Soviet submarine K-22 commissioned.

U.S.A.: Destroyer USS Grayson launched.