What values are used for the forecasted wind at higher levels?4
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The geostrophic wind is greater than the gradient wind around a low pressure system because the:4
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The wind speed in a system with curved isobars compared to a system with straight isobars is (other conditions being the same)4
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Between which latitudes are you most likely to find the subtropical high-pressure belt ?4
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Assuming a generalised zonal system of world wind circulation, the NE trade winds are applicable to zone4
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All pilots encountering Clear Air Turbulence are requested to report it. You experience CAT which causes passengers and crew to feel definite strain against their seat belt or shoulders straps. Unsecured objects are dislodged. Food service and walking are difficult. This intensity of CAT should be reported as4
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During summer an anticyclone covers the British Isles giving mainly clear skies. At 0600 UTC a south coast airfield in Southern England reports a surface wind of 350/06. The coastline at the airfield perimeter is aligned in an east/west direction. During the next twelve hours the surface wind is likely to4
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The jetstream and associated clear air turbulence can sometimes be visually identified in flight by4
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Which of the following conditions are most favourable to the formation of mountain waves?4
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The most likely place to encounter clear air turbulence associated with a jet stream is4
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