10-Day Weather Forecast - Alton, MO

Mostly sunny. Not as cool with highs in the mid 50s. South winds 10 to 15 mph with gusts up to 30 mph.

Mostly cloudy. Not as cool with lows in the upper 30s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening.

Partly sunny in the morning then becoming mostly cloudy. Highs in the lower 60s. Northeast winds around 5 mph becoming southeast around 5 mph in the afternoon.

Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. South winds around 5 mph. Chance of rain 40 percent.

Mostly cloudy with a chance of showers in the morning then mostly sunny in the afternoon. Highs in the lower 60s. Chance of rain 40 percent.

Clear. Lows in the lower 30s. Highs in the mid 60s.

Clear. Lows in the lower 30s. Highs in the mid 60s.

Clear. Lows in the upper 30s.

Sunny. Highs around 70.

Partly cloudy in the evening then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 30s. Chance of rain 20 percent.

Partly sunny with a 20 percent chance of showers. Cooler with highs around 60.

Mostly cloudy with a 30 percent chance of showers. Lows in the upper 30s. Highs around 60.

Mostly cloudy with a 30 percent chance of showers. Lows in the upper 30s. Highs around 60.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 36F with an average humidity of 81%. Winds will be 5 mph from the NE.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 53F. Dew point will be around 38F with an average humidity of 68%. Winds will be 3 mph from the NE.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 36F. Dew point will be around 35F with an average humidity of 75%. Winds will be 4 mph from the NE.

Mostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 51F. Dew point will be around 35F with an average humidity of 65%. Winds will be 5 mph from the E.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 36F. Dew point will be around 32F with an average humidity of 70%. Winds will be 4 mph from the E.