Learning Lesson: Pie in the Sky

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Doppler Radar installation in Oklahoma

ERN Item Type: 

  • Classroom Activities


National Oceanic and Atmospheric Administration (NOAA), National Weather Service (NWS)


Meteorologists often refer to ridges and troughs in the upper atmosphere when explaining the reason for the weather one experiences. Yet all one sees are lines on a weather map. However, these weather systems are high and low places in the atmosphere as this lesson will demonstrate.

Grade Level: 


Earth Science Big Ideas: 

Is this tagged to NGSS by the organization?: 


NGSS Disciplinary Core Ideas: