10-Day Weather Forecast - Westchester, IL

Mostly cloudy. Snow likely early in the morning then a slight chance of snow late in the morning. Snow accumulation around half an inch. Blustery with highs in the upper 20s. North winds 15 to 25 mph becoming northwest 15 to 20 mph in the afternoon. Chance of precipitation 60 percent.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 16. Northwest winds 15 to 20 mph with gusts up to 25 mph diminishing to 10 to 15 mph after midnight.

Mostly sunny in the morning then becoming partly cloudy. Highs in the mid 20s. Northwest winds around 10 mph becoming southwest in the afternoon.

Snow. Some snow accumulation. Lows in the lower 20s. Southwest winds 10 to 15 mph. Chance of precipitation 90 percent.

Snow likely. Highs in the mid 30s. Chance of precipitation 70 percent.

Mostly cloudy with a 50 percent chance of snow. Lows 15 to 20.

Mostly cloudy with a 50 percent chance of snow. Highs in the lower 20s.

Mostly cloudy. Lows around 10 above.

Mostly cloudy. A chance of snow in the afternoon. Highs around 20. Chance of precipitation 30 percent.

Mostly cloudy. Lows around 10 above.

Mostly cloudy. Highs around 20.

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

Partly cloudy in the morning then becoming mostly cloudy. Highs 15 to 20. Wind chill values as low as 10 below in the morning.

Mostly clear. Low temperature around 18F. Dew point will be around 10F with an average humidity of 69%. Winds will be 6 mph from the SW.

Mostly cloudy. High temperature around 29F. Dew point will be around 16F with an average humidity of 66%. Winds will be 6 mph from the SW.

Partly cloudy. Low temperature around 23F. Dew point will be around 18F with an average humidity of 76%. Winds will be 2 mph from the SW.

Cloudy. High temperature around 30F. Dew point will be around 19F with an average humidity of 70%. Winds will be 2 mph from the W.

Cloudy with a chance of snow. Chance of precipitation 40%. Low temperature around 28F. Dew point will be around 23F with an average humidity of 81%. Winds will be 1 mph from the SE.