Jables' Map Cattle Log
Tuesday, November 12, 2013
Isobars
http://www.weatheronline.co.uk/reports/wxfacts/Isobars-on-surface-maps.htm
Isobars are used when the intention is to illustrate the differences in pressure over a geographical area using contour lines. This is an image of taken from Ireland showing how the pressures vary in a small area.
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