Isobars are lines on a weather map joining together places of equal atmospheric pressure. On the map the isobar marked 1004 represents an area of high pressure, while the isobar marked 976 ...

MILWAUKEE - The National Weather Service has issued a wind advisory through 6 p.m Monday, Jan. 27 for winds that can gust ...

Not only do isobars tell us whether there is high or low pressure but they also tell us about wind: When the isobars are closer together the wind is stronger. When the isobars are further apart ...