10-Day Weather Forecast - Stony Brook, NY

Cloudy with a 20 percent chance of showers. Highs in the upper 40s. Southwest winds 5 to 10 mph.

Cloudy with a 50 percent chance of showers. Lows in the lower 30s. Southwest winds 5 to 10 mph.

Mostly cloudy with a slight chance of rain and snow showers in the morning then partly sunny in the afternoon. Highs in the lower 40s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent.

Partly cloudy. Lows around 20. West winds 15 to 20 mph with gusts up to 35 mph.

Mostly sunny. Highs in the mid 30s. West winds 15 to 20 mph. Gusts up to 35 mph decreasing to 25 mph in the afternoon.

Mostly cloudy. Lows in the upper 20s.

Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 40s. Chance of rain 30 percent.

Mostly cloudy. Lows in the mid 20s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 30s.

Partly cloudy. Lows in the lower 20s.

Mostly sunny. Highs in the lower 30s.

Mostly cloudy. Lows around 21.

Mostly sunny. Highs in the upper 20s.

Partly cloudy. Low temperature around 17F. Dew point will be around 8F with an average humidity of 60%. Winds will be 10 mph from the NW.

Sunny. High temperature around 28F. Dew point will be around 10F with an average humidity of 53%. Winds will be 9 mph from the W.

Mostly cloudy. Low temperature around 25F. Dew point will be around 15F with an average humidity of 63%. Winds will be 9 mph from the W.

Partly cloudy. High temperature around 35F. Dew point will be around 20F with an average humidity of 62%. Winds will be 8 mph from the W.

Partly cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 28F. Dew point will be around 22F with an average humidity of 73%. Winds will be 4 mph from the W.