10-Day Weather Forecast - Oregon, IL

Mostly cloudy in the morning then becoming partly cloudy. A chance of showers and thunderstorms early in the morning then a slight chance of showers and thunderstorms in the late morning and afternoon. Highs in the upper 80s. West winds 5 to 10 mph becoming northwest in the afternoon. Chance of precipitation 30 percent.

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Lows in the mid 60s. East winds around 5 mph. Chance of precipitation 30 percent.

Mostly cloudy. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent.

Mostly cloudy. A chance of showers and thunderstorms in the evening then showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent.

Showers. A chance of thunderstorms in the morning then thunderstorms likely in the afternoon. Highs in the lower 80s. Chance of precipitation 90 percent.

Mostly cloudy. Showers likely with a chance of thunderstorms in the evening then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 70 percent.

Mostly cloudy. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 40 percent.

Mostly clear in the evening then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of precipitation 30 percent.

Partly cloudy. Highs in the lower 90s. Heat index values up to 105.

Mostly clear. Lows in the lower 70s. Heat index values up to 105 early in the evening.

Partly cloudy. Highs in the mid 90s. Heat index values up to 105.

Mostly clear with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the lower 70s. Chance of precipitation 30 percent. Heat index values up to 105 early in the evening.

Partly cloudy. Highs in the lower 90s. Heat index values up to 100.

Clear with a chance of rain. Chance of precipitation 45%. Low temperature around 69F. Dew point will be around 68F with an average humidity of 76%. Winds will be 4 mph from the SW.

Sunny with a chance of rain. Chance of precipitation 40%. High temperature around 82F. Dew point will be around 66F with an average humidity of 70%. Winds will be 6 mph from the W.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 63F. Dew point will be around 61F with an average humidity of 75%. Winds will be 5 mph from the NW.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 78F. Dew point will be around 61F with an average humidity of 69%. Winds will be 5 mph from the NW.

Mostly clear. Low temperature around 61F. Dew point will be around 58F with an average humidity of 74%. Winds will be 2 mph from the N.