May 2017 Issue

Navigating Weather

In-cockpit Nexrad radarís limitations can lead us into severe turbulence when thereís no weather on the display.

The relatively inexpensive and ubiquitous availability of in-cockpit Nexrad weather radar has helped minimize the risk of using personal airplanes compared to, say, 30 years ago. But risk and aviation seem to be a zero-sum game, since one result of this technology is that weíre more likely to get up close and personal with cumulus clouds in all stages of thunderstorm development than ever before. Thatís not a good thing, but it is real. Along the way, most of us havenít taken to heart the technologyís inherent limitations for our purposes, like latency.

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