Here is your Champaign-Urbana Forecast from Chambana Weather Meteorologist Andrew Pritchard... For today, partly cloudy with a chance of thunderstorms and a high of 80 degrees. Southeast wind 5 to 15 mph... Tonight, partly cloudy with a chance of thunderstorms and a low of 66 degrees. Southeast wind 5 to 15 mph... Tomorrow, mostly cloudy with shower…