10-Day Weather Forecast - Sparta, IL

Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. North winds around 5 mph. Chance of rain 30 percent.

Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Northeast winds around 5 mph in the evening becoming light and variable. Chance of rain 20 percent.

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Light and variable winds becoming south around 5 mph in the afternoon. Chance of rain 40 percent.

Mostly clear. Lows around 70. South winds around 5 mph.

Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105.

Partly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 50 percent. Heat index values up to 100 early in the evening.

Partly sunny with a chance of thunderstorms. A chance of showers in the morning then showers likely in the afternoon. Highs around 90. Chance of rain 60 percent. Heat index values up to 100.

Showers likely. A chance of thunderstorms mainly in the evening. Lows in the lower 70s. Chance of rain 70 percent. Heat index values up to 100 early in the evening.

Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning then a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent. Heat index values up to 100 in the afternoon.

Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening then partly cloudy with a slight chance of showers after midnight. Lows around 70. Chance of rain 50 percent.

Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent. Heat index values up to 100 in the afternoon.

Mostly clear. Lows around 70. Highs around 90. Heat index values up to 100.

Mostly clear. Lows around 70. Highs around 90. Heat index values up to 100.

Clear with widespread thunderstorms. Chance of storms 100%. Low temperature around 71F. Dew point will be around 72F with an average humidity of 87%. Winds will be 2 mph from the NE.

Sunny with numerous thunderstorms. Chance of storms 80%. High temperature around 86F. Dew point will be around 72F with an average humidity of 76%. Winds will be 3 mph from the N.

Clear with numerous thunderstorms. Chance of storms 80%. Low temperature around 69F. Dew point will be around 70F with an average humidity of 84%. Winds will be 2 mph from the NE.

Sunny with widespread thunderstorms. Chance of storms 100%. High temperature around 85F. Dew point will be around 70F with an average humidity of 75%. Winds will be 3 mph from the NE.

Clear with widespread thunderstorms. Chance of storms 100%. Low temperature around 68F. Dew point will be around 69F with an average humidity of 83%. Winds will be 2 mph from the NE.