10-Day Weather Forecast - Lake Saint Louis, MO

Mostly cloudy. A slight chance of freezing drizzle and snow this morning. Highs in the mid 30s. North winds 5 to 10 mph. Chance of precipitation 20 percent.

Mostly cloudy. Cooler with lows around 19. North winds 5 to 10 mph.

Mostly sunny. Highs in the lower 30s. North winds around 5 mph.

Mostly clear in the evening then becoming partly cloudy. Lows around 16. North winds around 5 mph becoming west after midnight.

Partly sunny. Highs in the upper 30s. Southwest winds 5 to 10 mph.

Mostly clear. Lows in the lower 30s. Highs around 50.

Mostly clear. Lows in the lower 30s. Highs around 50.

Mostly clear. Lows in the mid 20s. Highs in the lower 40s.

Mostly clear. Lows in the mid 20s. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Clear. Low temperature around 32F. Dew point will be around 24F with an average humidity of 65%. Winds will be 6 mph from the SE.

Mostly sunny. High temperature around 44F. Dew point will be around 28F with an average humidity of 60%. Winds will be 8 mph from the SE.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 38F. Dew point will be around 32F with an average humidity of 71%. Winds will be 7 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 49F. Dew point will be around 37F with an average humidity of 72%. Winds will be 9 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 44F. Dew point will be around 41F with an average humidity of 79%. Winds will be 6 mph from the S.