10-Day Weather Forecast - Sullivan, IL

Mostly cloudy. A chance of snow in the morning. Little or no snow accumulation. Highs in the upper 20s. Northeast winds 5 to 10 mph. Chance of snow 30 percent.

Mostly cloudy. Cooler with lows around 11. North winds around 5 mph.

Partly sunny. Highs in the mid 20s. North winds around 5 mph.

Mostly clear in the evening then becoming partly cloudy. Lows around 8 above. West winds around 5 mph.

Partly sunny. Highs in the lower 30s. Wind chill values as low as zero in the morning.

Partly cloudy and not as cool. Near steady temperature in the upper 20s.

Partly sunny. Highs in the upper 30s.

Partly cloudy. Lows 15 to 20. Highs in the upper 20s.

Partly cloudy. Lows 15 to 20. Highs in the upper 20s.

Partly cloudy. Lows 15 to 20. Highs in the upper 20s.

Partly cloudy. Highs in the mid 30s. Lows around 20.

Partly cloudy. Highs in the mid 30s. Lows around 20.

Mostly sunny. Highs around 40.

Clear. Low temperature around 24F. Dew point will be around 19F with an average humidity of 74%. Winds will be 6 mph from the SE.

Mostly sunny. High temperature around 38F. Dew point will be around 21F with an average humidity of 60%. Winds will be 6 mph from the SE.

Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 31F. Dew point will be around 27F with an average humidity of 79%. Winds will be 7 mph from the SE.

Mostly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 43F. Dew point will be around 30F with an average humidity of 70%. Winds will be 9 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 38F. Dew point will be around 36F with an average humidity of 86%. Winds will be 8 mph from the S.