In a cow pasture near Shawnee in central Oklahoma, Kirk Wilson parks his work truck, grabs a harness, and prepares for a 30-foot climb.
“We’re changing the sensor at the top of the tower that measures the wind direction,” explains Wilson, a burly meteorological electronics technician with a big beard and a booming laugh.
On the ground, another tech uses a GPS receiver to make sure the sensitive instrument is properly aligned before it’s tightened in place.
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