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Meteorology (Weather)/Natural cloud formation


Hello, please forgive what may appear a silly question, I'm not a student. I see clouds form out of the trails left by aeroplanes, sometimes several crisscrossing the sky. It would appear the aeroplane is causing the clouds, is this possible naturally?

Thank you for your time,


Hi Frank

The question is a good one!

You are seeing the moisture in the airplane exhaust condense into visible contrails:  

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Donald Rosenfeld


Any questions (except private) answered from the 1st grade level on up pertaining to any aspect of Weather. I am a 20 year member of the American Meteorological society and a long time forecaster of eastern United States snow storms and Hurricanes.

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