10-Day Weather Forecast - Smithboro, IL

Sunny with highs around 90. South winds 10 to 15 mph. Heat index values up to 102.

Mostly clear. Humid with lows in the lower 70s. South winds 10 to 15 mph.

Mostly sunny. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Heat index values up to 107 in the afternoon.

Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening.

Mostly sunny. Highs in the lower 90s. Heat index values up to 105.

Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening.

Mostly cloudy. A chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent. Heat index values up to 100.

Mostly cloudy. A chance of showers and thunderstorms. Lows around 70. Chance of rain 50 percent. Heat index values up to 100.

Mostly sunny in the morning, then becoming mostly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.

Showers and thunderstorms likely. Lows in the upper 60s. Chance of rain 60 percent.

Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 40 percent.

Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.

Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 68F. Dew point will be around 71F with an average humidity of 95%. Winds will be 3 mph from the E.

Mostly sunny with a 35% chance for rain and thunderstorms. High temperature around 81F. Dew point will be around 72F with an average humidity of 89%. Winds will be 2 mph from the N.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 67F. Dew point will be around 70F with an average humidity of 96%. Winds will be 4 mph from the NE.

Sunny. High temperature around 83F. Dew point will be around 73F with an average humidity of 87%. Winds will be 2 mph from the E.

Clear. Low temperature around 69F. Dew point will be around 72F with an average humidity of 93%. Winds will be 4 mph from the E.