Powerful “SW” winds traveling north off the Gulf of Mexico acting as a “conveyor belt” for tropical warmth & humidity; Chicago’s warmer, increasingly humid weekend air to grow more supportive of scat t-storms—starting tonight

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Powerful “SW” winds traveling north off the Gulf of Mexico acting as a “conveyor belt” for tropical warmth & humidity; Chicago’s warmer, increasingly humid weekend air to grow more supportive of scat t-storms—starting tonight

Click to enlarge