10-Day Weather Forecast - Altamont, IL

Mostly cloudy in the morning then becoming mostly sunny. A chance of sprinkles in the morning. A chance of flurries. Much cooler with highs in the upper 30s. Temperature falling into the upper 20s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Mostly clear. Much cooler with lows around 16. Northwest winds 10 to 15 mph.

Sunny. Highs in the upper 20s. Northwest winds 5 to 10 mph becoming west in the afternoon.

Mostly cloudy. A chance of snow after midnight. Light snow accumulation possible. Lows in the lower 20s. Temperature rising to around 30 after midnight. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 40 percent.

Mostly cloudy. Highs around 40. Lows 15 to 20.

Mostly cloudy. Highs around 40. Lows 15 to 20.

Mostly cloudy. Much cooler with highs in the lower 20s.

Partly cloudy. Lows 5 to 10 above. Highs in the mid 20s. Wind chill values as low as 5 below.

Partly cloudy. Lows 5 to 10 above. Highs in the mid 20s. Wind chill values as low as 5 below.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as zero.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as zero.

Mostly clear. Lows around 10 above. Wind chill values as low as zero.

Mostly sunny. Highs in the mid 20s.

Clear. Low temperature around 21F. Dew point will be around 15F with an average humidity of 74%. Winds will be 5 mph from the SE.

Mostly cloudy. High temperature around 33F. Dew point will be around 22F with an average humidity of 74%. Winds will be 8 mph from the S.

Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 29F. Dew point will be around 28F with an average humidity of 89%. Winds will be 4 mph from the SE.

Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 36F. Dew point will be around 30F with an average humidity of 86%. Winds will be 7 mph from the E.

Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 35F. Dew point will be around 35F with an average humidity of 95%. Winds will be 5 mph from the SE.