10-Day Weather Forecast - Rock Falls, IL

Patchy fog in the morning. Mostly sunny. Not as cool with highs around 30. South winds around 10 mph. Wind chill values as low as 7 below in the morning.

Mostly cloudy. Not as cool with lows around 19. West winds 5 to 10 mph.

Partly sunny. Highs in the upper 20s. Northwest winds around 5 mph.

Mostly cloudy. A chance of snow in the evening then snow likely after midnight. Light snow accumulation possible. Lows around 18. Northeast winds 5 to 10 mph. Chance of snow 70 percent.

Mostly cloudy with a chance of snow in the morning then mostly sunny in the afternoon. Highs in the lower 20s. Temperature falling to around 20 in the afternoon. Chance of snow 30 percent.

Partly cloudy in the evening then becoming mostly cloudy. Much colder with lows 5 below to zero.

Mostly sunny in the morning then becoming mostly cloudy. Highs in the lower 20s.

Mostly cloudy with a 50 percent chance of snow. Not as cool with lows 15 to 20. Temperature rising into the lower 20s after midnight.

Mostly cloudy. Not as cool with highs in the lower 30s.

Cloudy with a 50 percent chance of snow. Not as cool. Near steady temperature in the upper 20s.

Mostly cloudy in the morning then becoming partly sunny. A chance of rain and snow. Highs in the mid 30s. Temperature falling into the upper 20s in the afternoon. Chance of precipitation 50 percent.

Mostly cloudy. Lows around 10 above. Highs in the lower 20s. Wind chill values as low as 5 below.

Mostly cloudy. Lows around 10 above. Highs in the lower 20s. Wind chill values as low as 5 below.

Partly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 15F. Dew point will be around 13F with an average humidity of 85%. Winds will be 6 mph from the W.

Cloudy. High temperature around 22F. Dew point will be around 15F with an average humidity of 82%. Winds will be 6 mph from the W.

Mostly cloudy. Low temperature around 15F. Dew point will be around 13F with an average humidity of 84%. Winds will be 5 mph from the W.

Mostly sunny. High temperature around 22F. Dew point will be around 16F with an average humidity of 83%. Winds will be 3 mph from the W.

Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 21F. Dew point will be around 18F with an average humidity of 87%. Winds will be 2 mph from the S.