10-Day Weather Forecast - Glen Carbon, IL

Cloudy with showers in the morning then mostly sunny with scattered showers in the afternoon. Highs in the mid 50s. Temperature falling into the mid 40s in the afternoon. Southwest winds 15 to 20 mph becoming west in the afternoon. Gusts up to 35 mph. Chance of rain 80 percent.

Partly cloudy in the evening then becoming mostly clear. Much cooler with lows in the mid 20s. West winds 15 to 20 mph with gusts up to 35 mph.

Sunny. Much cooler with highs in the upper 30s. West winds 5 to 10 mph with gusts up to 20 mph becoming southwest in the afternoon.

Partly cloudy. Near steady temperature in the mid 30s. South winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Highs in the mid 50s. Lows in the mid 20s.

Partly cloudy. Highs in the mid 50s. Lows in the mid 20s.

Mostly sunny. Cooler with highs in the lower 40s.

Mostly cloudy. Lows around 30. Highs in the upper 40s.

Mostly cloudy. Lows around 30. Highs in the upper 40s.

Mostly cloudy and not as cool. Near steady temperature in the lower 40s.

Partly sunny. A slight chance of rain in the morning. Not as cool with highs in the upper 50s. Chance of rain 20 percent.

Mostly cloudy. Lows in the lower 40s. Highs in the upper 50s.

Mostly cloudy. Lows in the lower 40s. Highs in the upper 50s.

Cloudy. Low temperature around 52F. Dew point will be around 53F with an average humidity of 95%. Winds will be 7 mph from the S.

Cloudy. High temperature around 64F. Dew point will be around 57F with an average humidity of 89%. Winds will be 7 mph from the S.

Mostly cloudy. Low temperature around 55F. Dew point will be around 56F with an average humidity of 94%. Winds will be 7 mph from the S.

Partly cloudy. High temperature around 65F. Dew point will be around 56F with an average humidity of 84%. Winds will be 5 mph from the SW.

Cloudy. Low temperature around 46F. Dew point will be around 48F with an average humidity of 83%. Winds will be 2 mph from the N.