A bar is a metric unit of pressure and isobars are lines on a weather map that connect points of equal air pressure. Because variations in air pressure drive atmospheric winds, isobars give ...
MIKE MOSS SAYS: Randy, There isn't a single, enformced standard for what we would call the "contour interval" for pressure analyses. However, there are three such spacings that are by far the most ...
Those of you who follow me on Twitter or Instagram (@PGLocal4) periodically see me post one of my hand-analyzed maps…I usually do this if an impactful storm is approaching. There’s a lot of interest ...
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