10-Day Weather Forecast - Vandalia, IL

Mostly sunny in the morning then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.

Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening then showers with a chance of thunderstorms after midnight. Lows in the lower 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.

Partly sunny with a slight chance of thunderstorms. A chance of showers mainly in the morning. Highs in the lower 80s. Southwest winds 15 to 20 mph. Chance of rain 40 percent.

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph.

Mostly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.

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

Showers likely with a chance of thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 70 percent.

Showers likely with a chance of thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 70 percent.

Mostly cloudy in the morning then becoming mostly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 50 percent.

Mostly clear with a 20 percent chance of showers. Lows in the upper 50s.

Partly sunny. A slight chance of showers in the morning then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.

Showers likely with a slight chance of thunderstorms. Lows in the mid 50s. Chance of rain 70 percent.

Mostly cloudy in the morning then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Cooler with highs in the upper 60s. Chance of rain 50 percent.

Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 50F. Dew point will be around 40F with an average humidity of 56%. Winds will be 6 mph from the NE.

Mostly sunny. High temperature around 65F. Dew point will be around 41F with an average humidity of 50%. Winds will be 4 mph from the E.

Clear. Low temperature around 51F. Dew point will be around 42F with an average humidity of 59%. Winds will be 4 mph from the E.

Partly cloudy. High temperature around 68F. Dew point will be around 47F with an average humidity of 59%. Winds will be 6 mph from the SE.

Partly cloudy. Low temperature around 57F. Dew point will be around 49F with an average humidity of 65%. Winds will be 5 mph from the SE.