Decode the Surface Weather Map
/Here is the surface weather map from 1800Z (1:00 p.m. CDT) this afternoon. Locate the following: cold fronts, warm fronts, stationary fronts, and troughs. The thin black lines are the isobars (lines of the same pressure). Decode the current weather from the weather stations of your choice. For help go to our home page and click on the Decoding Map to learn more.
Chicago, IL observation: Temperature 78F, Dew point 54F, Wind from the south at 10 knots, Pressure was rising and now is falling - down 1.4 mb in the past 3 hours, Pressure is 1014.1 mb. the sky has scattered clouds. Where are centers of high and low pressure? The wind will be strongest where the isobars are closest together.