10-Day Weather Forecast - Cortland, IL

Mostly cloudy. Isolated snow showers late. Highs in the mid 20s. West winds around 5 mph becoming southwest in the afternoon. Chance of precipitation 20 percent.

Cloudy. Snow likely mainly in the evening. Total snow accumulation around an inch possible. Lows around 18. East winds around 5 mph. Chance of precipitation 70 percent.

Mostly cloudy. A slight chance of snow in the morning. Highs in the mid 20s. Northwest winds 5 to 10 mph. Chance of precipitation 20 percent.

Mostly cloudy. A slight chance of snow showers in the evening. Lows around 5 above. West winds 10 to 15 mph. Chance of precipitation 20 percent. Wind chill values as low as 12 below after midnight.

Mostly cloudy with a 50 percent chance of snow. Near steady temperature 5 to 10 above. Wind chill values as low as 10 below.

Partly cloudy with a slight chance of snow in the evening then mostly clear after midnight. Lows around 10 below. Chance of precipitation 20 percent. Wind chill values as low as 30 below.

Mostly sunny. Highs around 5 above. Wind chill values as low as 25 below.

Mostly clear in the evening then becoming partly cloudy. Lows 5 below to 10 below zero. Wind chill values as low as 20 below.

Partly cloudy. Highs in the lower 20s. Wind chill values as low as 15 below in the morning.

Mostly cloudy. Lows 10 to 15.

Mostly cloudy. Highs around 30.

Mostly cloudy. Near steady temperature in the mid 20s.

Mostly cloudy. Highs in the mid 30s.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 34F. Dew point will be around 33F with an average humidity of 88%. Winds will be 12 mph from the SW.

Mostly cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 36F. Dew point will be around 28F with an average humidity of 77%. Winds will be 10 mph from the W.

Partly cloudy. Low temperature around 25F. Dew point will be around 20F with an average humidity of 77%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 32F. Dew point will be around 22F with an average humidity of 71%. Winds will be 4 mph from the S.

Partly cloudy. Low temperature around 31F. Dew point will be around 26F with an average humidity of 78%. Winds will be 7 mph from the S.