41.   Imagine squat, roach-shaped vehicles gliding silently at tandem-bike speeds, often sputtering and stalling because of cloud cover.

42.   It can peer through cloud cover.

43.   It gets super hot in the day, then dramatically cools at night, as heat rises unimpeded by cloud cover.

44.   It is the Persian Gulf at night, and there is cloud cover, but you can see the texture of the waves.

45.   It was almost biblical the way the sun tore through the musty cloud cover and emerged just when the second round began Saturday afternoon at the Margaritaville Longboard Open.

46.   It will be cooler than Sunday in this region because of the cloud cover.

47.   Knowing how much cloud cover to expect could help mission planners figure out how to schedule its activities to make the best use of the available light.

48.   Like the Predator, the Global Hawk carries video cameras that work in the dark and still cameras that can photograph through cloud cover.

49.   Meanwhile, the gloomy stretch of perpetual cloud cover will end along the Northeast coast with intervals of sunshine expected.

50.   Meanwhile air operations in many parts of the country will be complicated by the low cloud cover and mist that linger for much of the Bosnian winter.