In aviation weather, what is a front?

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  1. A line connecting points of equal pressure
  2. The zone between two different air masses
  3. The leading edge of a single thunderstorm

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References

  1. Remote Pilot sUAS Study Guide (FAA-G-8082-22), Chapter 3b www.faa.gov/sites/faa.gov/files/regulations_policies/handbooks_manuals/aviation/remote_pilot_study_guide.pdf Checked 2026-10-09.

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