Weather in Stony Brook, New York, United States

7-Day Detailed Weather Forecast for Stony Brook

Overnight

Temperature: 34°F

Wind Speed: 13 mph

Wind Direction: SW

Forecast: Mostly cloudy. Low around 34, with temperatures rising to around 42 overnight. Southwest wind around 13 mph.

Sunday

Temperature: 44°F

Wind Speed: 14 to 17 mph

Wind Direction: W

Forecast: Mostly sunny. High near 44, with temperatures falling to around 36 in the afternoon. West wind 14 to 17 mph, with gusts as high as 30 mph.

Sunday Night

Temperature: 27°F

Wind Speed: 13 to 16 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 27. Wind chill values as low as 16. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.

Monday

Temperature: 38°F

Wind Speed: 13 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 38. Wind chill values as low as 16. West wind around 13 mph.

Monday Night

Temperature: 31°F

Wind Speed: 6 to 10 mph

Wind Direction: SW

Forecast: A chance of snow after 1am. Mostly cloudy. Low around 31, with temperatures rising to around 33 overnight. Southwest wind 6 to 10 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible.

Tuesday

Temperature: 42°F

Wind Speed: 6 to 10 mph

Wind Direction: SW

Forecast: A chance of snow before 7am, then rain and snow. Cloudy, with a high near 42. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Tuesday Night

Temperature: 34°F

Wind Speed: 8 to 13 mph

Wind Direction: W

Forecast: A chance of rain before 7pm. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.

Wednesday

Temperature: 41°F

Wind Speed: 8 to 14 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 41.

Wednesday Night

Temperature: 31°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: A slight chance of rain after 1am. Mostly cloudy, with a low around 31.

Christmas Day

Temperature: 43°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

Thursday Night

Temperature: 34°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: A chance of rain. Cloudy, with a low around 34. Chance of precipitation is 40%.

Friday

Temperature: 46°F

Wind Speed: 7 to 12 mph

Wind Direction: W

Forecast: A chance of rain. Cloudy, with a high near 46. Chance of precipitation is 50%.

Friday Night

Temperature: 29°F

Wind Speed: 10 mph

Wind Direction: N

Forecast: A chance of rain before 7pm. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

Saturday

Temperature: 38°F

Wind Speed: 9 mph

Wind Direction: N

Forecast: Mostly sunny, with a high near 38.