Getting your Trinity Audio player ready...
Hydrogen: A colorless, odorless gaseous element and a trace constituent of the atmosphere, amounting to only 0.00005% by volume of dry air. It is the lightest, most abundant chemical element in the universe.
———-
Tom Skilling is chief meteorologist at WGN-TV. His forecasts can be seen Monday through Friday on WGN-TV News at noon and 9 p.m.
WGN-TV meteorologists Steve Kahn, Richard Koeneman and Paul Dailey plus weather producer Bill Snyder contribute to this page.
