Tuesday, April 16, 2013

Isobars

 

Isobars show the speed of wind and the direction.Isobars are lines of equal atmospheric pressure shown on a weather map and each line passes through a given pressure value.
 
The image above is an Isobars map displaying anticyclones, which areas of high pressure (marked H), often associated with settled weather, and also depressions, which are area of low pressure (marked L), associated with unsettles, wet and windy weather.
 
 
 

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