10-Day Weather Forecast - Ottawa, IA

Partly cloudy. Highs in the lower 80s. Southeast winds around 5 mph.

Mostly cloudy. A slight chance of showers in the evening then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 70 percent.

Cloudy. Showers with a slight chance of thunderstorms in the morning then a chance of showers in the afternoon. Highs in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 90 percent.

Mostly cloudy. Humid with lows in the lower 60s. Southeast winds 5 to 10 mph.

Partly sunny in the morning then clearing. Not as cool. Humid with highs in the upper 80s. Southwest winds around 5 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 60s.

Sunny. Highs in the mid 90s. Heat index values up to 105.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening.

Sunny hot with highs in the mid 90s. Heat index values up to 105.

Mostly clear in the evening then becoming partly cloudy. Lows in the lower 70s. Heat index values up to 100 early in the evening.

Mostly sunny. Highs in the lower 90s.

Partly cloudy. Lows in the upper 60s.

Mostly sunny. Highs around 90.

Clear. Low temperature around 67F. Dew point will be around 67F with an average humidity of 77%. Winds will be 3 mph from the SE.

Sunny. High temperature around 88F. Dew point will be around 67F with an average humidity of 64%. Winds will be 3 mph from the SE.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 74%. Winds will be 3 mph from the SE.

Sunny. High temperature around 89F. Dew point will be around 65F with an average humidity of 60%. Winds will be 2 mph from the SE.

Partly cloudy. Low temperature around 66F. Dew point will be around 64F with an average humidity of 72%. Winds will be 2 mph from the E.