Processes that destabilize the atmosphere

  • 3. Warm air moving in at low levels

    • this often occurs ahead of a cold front

  • 4. Cold air moving over a warm surface:

    • what is an example of this?? ANSWER

    • check out this example over Lake Michigan

    • real-world data example over the ocean:

Question for thought:

  • what happens to the stability of a layer of air if it is lifted dry adiabatically?