10-Day Weather Forecast - Waterloo, IA

Mostly cloudy. Patchy fog early this morning. Humid with highs in the upper 70s. Northwest winds around 5 mph, increasing to 10 to 15 mph.

Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the lower 60s. Northwest winds 5 to 10 mph.

Patchy fog in the morning. Sunny. Highs around 80. West winds 5 to 10 mph.

Mostly clear in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the mid 60s. Southwest winds around 5 mph. Chance of rain 40 percent.

Partly sunny. A slight chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs around 80. West winds 5 to 10 mph. Chance of rain 70 percent.

Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 70 percent.

Mostly sunny. Highs in the mid 70s.

Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s.

Mostly sunny. Highs in the mid 70s.

Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows around 60. Chance of rain 20 percent.

Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.

Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 60s. Chance of rain 20 percent.

Mostly sunny. Highs in the upper 70s.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 67F. Dew point will be around 65F with an average humidity of 82%. Winds will be 3 mph from the S.

Mostly sunny. High temperature around 80F. Dew point will be around 67F with an average humidity of 78%. Winds will be 5 mph from the S.

Clear. Low temperature around 69F. Dew point will be around 67F with an average humidity of 80%. Winds will be 6 mph from the S.

Mostly sunny. High temperature around 81F. Dew point will be around 68F with an average humidity of 77%. Winds will be 4 mph from the SW.

Clear. Low temperature around 67F. Dew point will be around 66F with an average humidity of 79%. Winds will be 1 mph from the SW.