If I had a choice between flying in winter weather vs. summer weather, especially in Texas and Mexico, I’d pick winter weather every time. That would probably apply as well to the Midwest, but when I left Chicago for Brownsville, I was still mainly giving flying lessons. It was in Brownsville where I started to fly more charters, which meant navigating the skies in all sorts of weather. In flight instruction, except for instrument instruction, the weather has to be pretty decent or at least above VRR (visual flight rules) minimums – three statute miles visibility; cloud deck (ceiling), 1,000 foot ...