1. "We've had pretty much bad visibility and choppy seas since then. 2. A large foghorn alerted ships in fog and in bad visibility . 3. In bad visibility , the balloon crashed into the Adriatic Sea early the following morning. 4. Other crew members can help talk a pilot down during bad visibility , he said. 5. A rescue operation was abandoned due to bad visibility and the risk of further avalanches. 6. Bad visibility has forced several airports to cease operations.7. Due to bad visibility , U . N . observation posts could not determine the number of victims. 8. In July, a new system was introduced for civil aircraft flying in bad visibility between Lympne and Croydon. 9. Bike lights must be lit after sunset until sunrise, or in case of bad visibility also during day time. 10. Due to bad visibility and thick clouds which obscured the summit, the climbers believed they had reached the top.
