71.   The bad weather mucked up our plans for a picnic.

72.   ...delays caused by such things as bad weather or industrial disputes.

73.   The captain was not willing to risk taking his ship through the straits in such bad weather.

74.   The bad weather conditions prevented the plane from landing.

75.   The door enables us to shut the birds in the shelter in bad weather.

76.   The South African mailboat arrived on Friday mornings unless bad weather intervened.

77.   The bad weather hampered rescue operations.

78.   Bad weather prevented us from leaving.

79.   We were inconvenienced by the bad weather.

80.   Bad weather precluded any further attempts to reach the summit.