10-Day Weather Forecast - Alton, MO

Mostly sunny. Highs in the mid 70s. East winds 5 to 10 mph becoming south with gusts up to 20 mph in the afternoon.

Partly cloudy. Lows in the mid 40s. Southwest winds around 5 mph becoming northwest with gusts up to 20 mph after midnight.

Mostly cloudy. A chance of showers in the afternoon. Much cooler with highs in the upper 50s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

Rain showers likely. Lows in the upper 30s. Chance of rain 70 percent.

Mostly cloudy with a chance of rain showers in the morning then partly sunny with a slight chance of rain showers in the afternoon. Highs in the lower 50s. Chance of rain 50 percent.

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 40s. Chance of rain 20 percent.

Mostly cloudy. A chance of showers mainly in the morning. Much warmer with highs around 70. Chance of rain 40 percent.

Cloudy with a chance of showers with a slight chance of thunderstorms. Not as cool with lows in the lower 50s. Chance of rain 50 percent.

Cloudy. Showers likely mainly in the morning. Highs in the upper 60s. Chance of rain 70 percent.

Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening then showers likely after midnight. Lows in the lower 50s. Chance of rain 60 percent.

Mostly cloudy. Showers likely mainly in the morning. Highs in the lower 70s. Chance of rain 60 percent.

Partly cloudy with a 65% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 57F with an average humidity of 87%. Winds will be 6 mph from the S.

Mostly cloudy with a 60% chance for rain and thunderstorms. High temperature around 73F. Dew point will be around 58F with an average humidity of 75%. Winds will be 9 mph from the S.

Partly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 55F. Dew point will be around 55F with an average humidity of 82%. Winds will be 3 mph from the S.

Cloudy with a 70% chance for rain and thunderstorms. High temperature around 68F. Dew point will be around 54F with an average humidity of 72%. Winds will be 4 mph from the S.

Mostly cloudy with a 65% chance for rain and thunderstorms. Low temperature around 55F. Dew point will be around 54F with an average humidity of 82%. Winds will be 3 mph from the S.

Cloudy with a 65% chance for rain and thunderstorms. High temperature around 69F. Dew point will be around 55F with an average humidity of 74%. Winds will be 7 mph from the S.

Cloudy with a 55% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 55F with an average humidity of 80%. Winds will be 9 mph from the S.