10-Day Weather Forecast - Lake Saint Louis, MO

Sunny. Not as cool with highs in the mid 50s. South winds 10 to 15 mph becoming west in the afternoon. Gusts up to 30 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 20s. Northwest winds 5 to 10 mph.

Mostly sunny. Cooler with highs in the mid 40s. Northeast winds around 5 mph.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 30. Southeast winds 5 to 10 mph.

Mostly cloudy. Highs around 50. Lows in the mid 40s.

Mostly cloudy. Highs around 50. Lows in the mid 40s.

Mostly sunny. Not as cool with highs in the lower 60s.

Mostly cloudy. Lows around 50. Highs in the upper 60s.

Mostly cloudy. Lows around 50. Highs in the upper 60s.

Partly cloudy. Lows in the upper 50s. Highs in the lower 70s.

Partly cloudy. Lows in the upper 50s. Highs in the lower 70s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s.

Mostly cloudy. Highs in the mid 60s.

Partly cloudy. Low temperature around 49F. Dew point will be around 48F with an average humidity of 82%. Winds will be 2 mph from the S.

Partly cloudy. High temperature around 58F. Dew point will be around 47F with an average humidity of 75%. Winds will be 2 mph from the N.

Partly cloudy. Low temperature around 44F. Dew point will be around 42F with an average humidity of 76%. Winds will be 4 mph from the N.

Partly cloudy. High temperature around 49F. Dew point will be around 38F with an average humidity of 69%. Winds will be 6 mph from the N.

Mostly clear. Low temperature around 34F. Dew point will be around 32F with an average humidity of 73%. Winds will be 6 mph from the N.