Due to poor weather conditions that had also been hampering Goodwood and Atlantic, Bradley decided to postpone Cobra for a few days—a decision that worried Montgomery, as the British and Canadian operations had been launched to support a break-out attempt that was failing to materialize.
På grund af dårligt vejr, som også havde hæmmet Goodwood og Atlantic, besluttede Bradley at udskyde Cobra i nogle få dage – en beslutning som bekymrede Montgomery, da de britiske og canadiske operationer var blevet igangsat for at støtte udbrudsforsøget, som nu ikke kom.