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planenut · 5th August 2022, 12:43

I realized today, as it's an interest I have, no aircraft are leaving contrails, at all, when normally they would be created above 31,000 to 39,000 feet. The atmosphere must be bone dry with no moisture

5th August 2022, 12:43	#1
planenut Regional Secretary Rover 1.8T Tourer Join Date: May 2007 Location: Heathrow Posts: 6,948 Thanks: 1,551 Thanked 2,036 Times in 1,264 Posts	Just a Plane Observation I realized today, as it's an interest I have, no aircraft are leaving contrails, at all, when normally they would be created above 31,000 to 39,000 feet. The atmosphere must be bone dry with no moisture