10-Day Weather Forecast - Stony Brook, NY

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  • |24°F
    Snow
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    Tonight

    24°F

    Mostly cloudy. Patchy blowing snow. Lows around 20. Northwest winds 15 to 20 mph with gusts up to 30 mph.

    Hourly details
  • Day

    28°F

    Mostly sunny. Highs around 30. Northwest winds 10 to 15 mph with gusts up to 25 mph.

    Night

    25°F

    Partly cloudy in the evening then mostly cloudy with a chance of snow after midnight. Lows around 19. West winds 5 to 10 mph becoming south 10 to 15 mph after midnight. Chance of snow 50 percent.

    Hourly details
  • Day

    37°F

    Snow and rain likely in the morning then partly sunny in the afternoon. Little or no snow accumulation. Highs in the upper 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.

    Night

    31°F

    Partly cloudy. Lows in the upper 20s. West winds 10 to 15 mph.

    Hourly details
  • Day

    36°F

    Partly sunny in the morning then mostly cloudy with a chance of rain and snow in the afternoon. Highs in the upper 30s. Chance of precipitation 50 percent.

    Night

    33°F

    Snow and rain likely in the evening then a chance of snow after midnight. Little or no snow accumulation. Lows in the upper 20s. Chance of precipitation 70 percent.

    Hourly details
  • Day

    35°F

    Partly sunny in the morning then clearing. Highs in the upper 30s.

    Night

    25°F

    Mostly clear. Lows in the mid 20s.

    Hourly details
  • Weekend Weather

  • Day

    39°F

    Mostly sunny. Highs in the lower 40s.

    Night

    34°F

    Partly cloudy. Lows around 30.

    Hourly details
  • Day

    34°F

    Partly sunny. Highs in the upper 30s.

    Night

    19°F

    Mostly cloudy. Lows around 20.

    Hourly details
  • Day

    30°F

    Mostly cloudy with a 40 percent chance of snow. Highs in the lower 30s.

    Night

    28°F

    Cloudy with a chance of snow. Chance of precipitation 50%. Low temperature around 28F. Dew point will be around 22F with an average humidity of 75%. Winds will be 6 mph from the E.

  • Day

    35°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 35F. Dew point will be around 25F with an average humidity of 73%. Winds will be 3 mph from the E.

    Night

    33°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 33F. Dew point will be around 28F with an average humidity of 79%. Winds will be 2 mph from the W.

  • Day

    40°F

    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 40F. Dew point will be around 27F with an average humidity of 65%. Winds will be 7 mph from the W.

    Night

    28°F

    Partly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 28F. Dew point will be around 22F with an average humidity of 71%. Winds will be 7 mph from the NW.