Here is your Champaign-Urbana Forecast from Chambana Weather Meteorologist Andrew Pritchard... For today, mostly sunny with a high of 50 degrees. Southwest wind 5 to 10 mph... Tonight, mostly cloudy with a low of 36 degrees. Northwest wind 5 mph... Tomorrow, partly cloudy with a high of 42 degrees. Northeast wind 5 to 15 mph... Tomorrow night, clear …