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    The Grand Collisions That Make Snownadoes & Arctic Sea Smoke

    Lake-effect snow clearly visible over the Great LakesNASA Last December, State University of New York, Oswego, meteorologist Scott Steiger led an expedition into a snowstorm. The team called themselves OWLeS—the Ontario Winter Lake-effect Systems. Researchers lofted weather balloons and tethered blimps into snowy clouds to gather temperature and humidity data. A trio of flatbed trucks […]