10-Day Weather Forecast - Alton, IA

Cloudy. A slight chance of very light drizzle in the morning. Areas of dense fog in the morning then patchy fog in the afternoon. Highs in the lower 40s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Mostly cloudy. Lows in the lower 30s. South winds 5 to 10 mph becoming southwest after midnight.

Partly sunny. Highs in the mid 40s. Northwest winds around 5 mph becoming southwest in the afternoon.

Mostly cloudy. Near steady temperature in the upper 30s. South winds around 5 mph.

Partly sunny. Highs in the mid 50s.

Mostly cloudy. Much cooler with lows around 20.

Mostly cloudy with a slight chance of snow in the morning then mostly sunny in the afternoon. Breezy and much cooler with highs in the mid 20s. Temperature falling to around 20 in the afternoon. Chance of snow 20 percent.

Mostly clear and breezy colder with lows 5 to 10 above. Wind chill values as low as 10 below.

Sunny. Highs in the lower 20s. Wind chill values as low as 10 below in the morning.

Partly cloudy in the evening then becoming mostly cloudy. Cold with lows around 10 above. Temperature rising to around 15 after midnight.

Partly sunny. Not as cool with highs in the mid 30s.

Mostly cloudy. Lows 15 to 20.

Partly sunny. Highs in the lower 30s.

Clear. Low temperature around 25F. Dew point will be around 17F with an average humidity of 67%. Winds will be 2 mph from the SE.

Partly cloudy. High temperature around 34F. Dew point will be around 18F with an average humidity of 59%. Winds will be 5 mph from the S.

Partly cloudy. Low temperature around 28F. Dew point will be around 21F with an average humidity of 71%. Winds will be 5 mph from the SE.

Cloudy. High temperature around 36F. Dew point will be around 23F with an average humidity of 68%. Winds will be 3 mph from the S.

Mostly cloudy. Low temperature around 25F. Dew point will be around 21F with an average humidity of 76%. Winds will be 4 mph from the NW.