Weather in Smithtown, New York, United States

7-Day Detailed Weather Forecast for Smithtown

Today

Temperature: 56°F

Wind Speed: 17 to 23 mph

Wind Direction: SW

Forecast: Showers and thunderstorms. Mostly cloudy. High near 56, with temperatures falling to around 45 in the afternoon. Southwest wind 17 to 23 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Tonight

Temperature: 25°F

Wind Speed: 10 to 20 mph

Wind Direction: W

Forecast: A slight chance of rain showers before 7pm. Partly cloudy. Low around 25, with temperatures rising to around 27 overnight. Wind chill values as low as 16. West wind 10 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Saturday

Temperature: 41°F

Wind Speed: 6 to 12 mph

Wind Direction: W

Forecast: Mostly sunny. High near 41, with temperatures falling to around 37 in the afternoon. Wind chill values as low as 17. West wind 6 to 12 mph.

Saturday Night

Temperature: 31°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: Mostly cloudy. Low around 31, with temperatures rising to around 36 overnight. Southwest wind 6 to 9 mph.

Sunday

Temperature: 45°F

Wind Speed: 9 to 14 mph

Wind Direction: W

Forecast: Mostly sunny. High near 45, with temperatures falling to around 39 in the afternoon. West wind 9 to 14 mph, with gusts as high as 25 mph.

Sunday Night

Temperature: 24°F

Wind Speed: 12 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 24.

Monday

Temperature: 35°F

Wind Speed: 6 to 9 mph

Wind Direction: NW

Forecast: Sunny, with a high near 35.

Monday Night

Temperature: 25°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A slight chance of snow after 1am. Mostly cloudy, with a low around 25.

Tuesday

Temperature: 41°F

Wind Speed: 5 to 12 mph

Wind Direction: SW

Forecast: A slight chance of snow before 7am, then rain and snow likely between 7am and 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.

Tuesday Night

Temperature: 31°F

Wind Speed: 8 mph

Wind Direction: W

Forecast: A chance of rain and snow before 7pm. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

Wednesday

Temperature: 43°F

Wind Speed: 6 to 9 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 43.

Wednesday Night

Temperature: 29°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A slight chance of snow after 1am. Partly cloudy, with a low around 29.

Christmas Day

Temperature: 46°F

Wind Speed: 3 to 8 mph

Wind Direction: S

Forecast: A slight chance of snow before 7am, then a chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.

Thursday Night

Temperature: 38°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: A chance of rain. Mostly cloudy, with a low around 38.