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Answers: Inside Weather Fronts

By Jack Williams ©2015

Q: In the November issue of AOPA Flight Training, you discuss extratropical cyclones, including the movement of cold air under warm air and vice versa. If I understand this correctly, the fronts themselves do not discriminate between the cold or warm air ahead of them.  How  do you explain movement under (cold into warm) or movement over (warm into cold)? Kevin,... »

Answers: Extratropical Cyclone Winds

By Jack Williams ©2015

Q: My question is about your article in the November  AOPA Flight Training magazine on tropical cyclones.  I'm trying to reconcile two potentially different ideas: first, that a cyclone has swirling air (which I assume to mean the the air masses are rotating around the Low), and second, that the warm front and cold front are generally in the same... »