CHICAGO — Nice conditions Tuesday with temperatures in low 80s and partly sunny conditions. Temperatures crash by late day. Winds: WNW 5-15 G20. High: 80.

Partly cloudy tonight. Winds: NNE 10-15 G25. Low: 48.

Wednesday Forecast: Mostly sunny, wide temp range, NE 5-10 G15. 62/56.

Full forecast details and more at the WGN Weather Center blog