Tonight: Low 35. Late evening rain and thunder changing to wet snow after 4AM. For St. Louis up to 1/2" of wet and slushy snow is possible mainly on grass and raised objects. A colder and windy morning, wind chill in the 20s.
Wednesday High 39. Cloudy, windy and cold. A few flurries possible early in the afternoon, otherwise dry. Becoming partly cloudy late in the day. Blustery with Northwest wind at 20 - 25 mph, gusts 35 to 40 mph.
Thursday: Low 25/High 59. A cold morning then warmer afternoon with partly to mostly sunny skies. West wind 10 mph.