Features

March 2015 Issue

Weather Forensics

They can be more valuable than the forecast, if you know what to look for in trends along your typical routes.

As I accelerated to 60 knots, I was already picking up a load of ice. It coated the windscreen and formed a thickening layer on the leading edges, I knew Iíd made the right decision. Instead of flying, I was driving. My car was icing up. The day before, the takeoff forecast was for marginal VMC: a ceiling at 2500 feet agl. My destinationís morning fog layer was to break up at 10 a.m. local and be replaced by scattered clouds at 15,000 ft. Wanting to do this trip VFR-only, the picture was for marginal conditions at departure but trending toward good VMC.

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