10-Day Weather Forecast - Ottawa, IL

Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 80s. West winds 5 to 10 mph.

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. South winds 5 to 10 mph. Chance of precipitation 40 percent.

Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent.

Showers with a chance of thunderstorms. Breezy with lows in the lower 70s. Southwest winds 15 to 20 mph diminishing to 10 to 15 mph after midnight. Gusts up to 30 mph. Chance of precipitation 80 percent.

Partly cloudy with a chance of showers with a slight chance of thunderstorms in the morning then mostly cloudy with showers with thunderstorms likely in the afternoon. Breezy with highs in the upper 80s. Chance of precipitation 80 percent.

Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 70 percent.

Mostly sunny. Highs in the lower 80s.

Clear. Lows in the lower 60s.

Mostly sunny. Highs in the mid 80s.

Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of precipitation 50 percent.

A chance of showers in the morning. Partly cloudy. Highs around 80. Chance of precipitation 30 percent.

Partly cloudy. Lows in the upper 50s.

Mostly cloudy in the morning then partly cloudy with a chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 57F. Dew point will be around 55F with an average humidity of 78%. Winds will be 4 mph from the NW.

Mostly sunny with a chance of rain. Chance of precipitation 40%. High temperature around 72F. Dew point will be around 57F with an average humidity of 73%. Winds will be 4 mph from the W.

Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 58F. Dew point will be around 55F with an average humidity of 75%. Winds will be 4 mph from the SW.

Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 60F with an average humidity of 73%. Winds will be 6 mph from the SW.

Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 65F. Dew point will be around 61F with an average humidity of 77%. Winds will be 7 mph from the S.