10-Day Weather Forecast - Grand Chain, IL

Mostly sunny. Highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph.

Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.

Mostly cloudy with a chance of showers and thunderstorms in the morning then partly sunny in the afternoon. Highs in the lower 80s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 40 percent.

Mostly cloudy. Lows in the upper 60s. Southwest winds 10 to 15 mph.

Mostly sunny. Highs in the mid 80s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 60s.

Mostly cloudy in the morning then partly sunny with a chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Chance of rain 50 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Chance of rain 50 percent.

Mostly clear. Lows in the lower 60s.

Mostly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.

Partly cloudy in the evening then mostly cloudy with a chance of showers after midnight. Lows in the mid 60s. Chance of rain 40 percent.

Mostly cloudy in the morning then becoming partly sunny. A chance of showers. Highs in the lower 80s. Chance of rain 50 percent.

Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 54F. Dew point will be around 48F with an average humidity of 66%. Winds will be 6 mph from the NE.

Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 69F. Dew point will be around 47F with an average humidity of 58%. Winds will be 5 mph from the NE.

Partly cloudy. Low temperature around 54F. Dew point will be around 47F with an average humidity of 64%. Winds will be 4 mph from the E.

Partly cloudy. High temperature around 73F. Dew point will be around 52F with an average humidity of 62%. Winds will be 4 mph from the SE.

Partly cloudy. Low temperature around 59F. Dew point will be around 53F with an average humidity of 68%. Winds will be 4 mph from the S.