10-Day Weather Forecast - Grand Chain, IL

Sunny. Highs in the mid 30s. South winds 5 to 10 mph.

Mostly clear. Not as cool with lows in the mid 20s. Southwest winds around 5 mph.

Mostly sunny. Highs in the mid 40s. South winds 5 to 10 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph.

Mostly sunny. Highs in the lower 50s.

Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 40 percent.

Cloudy in the morning then becoming partly sunny. Showers mainly in the morning. Highs in the upper 50s. Temperature falling to around 50 in the afternoon. Chance of rain 90 percent.

Mostly clear in the evening then becoming partly cloudy. Much cooler with lows in the lower 20s.

Partly cloudy. Highs in the upper 30s. Lows in the lower 30s.

Partly cloudy. Highs in the upper 30s. Lows in the lower 30s.

Partly sunny. Not as cool with highs in the mid 50s.

Mostly cloudy with a 40 percent chance of showers. Lows around 40.

Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 50s.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 37F. Dew point will be around 36F with an average humidity of 92%. Winds will be 6 mph from the NE.

Cloudy. High temperature around 49F. Dew point will be around 42F with an average humidity of 88%. Winds will be 4 mph from the SE.

Cloudy. Low temperature around 47F. Dew point will be around 47F with an average humidity of 98%. Winds will be 5 mph from the S.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 54F. Dew point will be around 50F with an average humidity of 92%. Winds will be 4 mph from the SW.

Cloudy. Low temperature around 44F. Dew point will be around 46F with an average humidity of 96%. Winds will be 2 mph from the NW.