10-Day Weather Forecast - Islandia, NY

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  • 34|17°F
    Snow
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    Today

    34°F

    Snow this morning then partly sunny with a slight chance of snow this afternoon. Snow accumulation of 1 to 3 inches. Highs in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of snow near 100 percent.

    Tonight

    17°F

    Partly cloudy in the evening then clearing. Brisk cooler with lows around 18. Northwest winds 15 to 25 mph with gusts up to 35 mph. Wind chill values as low as 1 below.

    Hourly details
  • Day

    29°F

    Sunny in the morning then partly sunny with a slight chance of snow showers in the afternoon. Highs around 30. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of snow 20 percent.

    Night

    22°F

    Mostly cloudy. A slight chance of snow showers in the evening. Lows around 20. West winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent.

    Hourly details
  • Day

    31°F

    Mostly sunny. Highs in the lower 30s. West winds 5 to 10 mph. Gusts up to 20 mph in the morning.

    Night

    24°F

    Mostly cloudy. Lows in the mid 20s.

    Hourly details
  • Day

    42°F

    Mostly sunny. Highs in the lower 40s.

    Night

    29°F

    Partly cloudy. Lows around 30.

    Hourly details
  • Day

    46°F

    Partly sunny. Highs around 50.

    Night

    45°F

    Rain breezy with lows in the lower 40s. Chance of rain 80 percent.

    Hourly details
  • Day

    50°F

    Partly sunny. A chance of rain in the morning. Breezy with highs in the upper 40s. Chance of rain 30 percent.

    Night

    22°F

    Partly cloudy. Cooler with lows in the mid 20s.

    Hourly details
  • Weekend Weather

  • Day

    35°F

    Partly sunny in the morning then becoming mostly cloudy. Highs in the lower 40s.

    Night

    32°F

    Mostly cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 32F. Dew point will be around 24F with an average humidity of 65%. Winds will be 11 mph from the SW.

  • Day

    46°F

    Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 46F. Dew point will be around 35F with an average humidity of 70%. Winds will be 9 mph from the W.

    Night

    30°F

    Partly cloudy. Low temperature around 30F. Dew point will be around 23F with an average humidity of 65%. Winds will be 9 mph from the NW.

  • Day

    38°F

    Sunny. High temperature around 38F. Dew point will be around 18F with an average humidity of 50%. Winds will be 5 mph from the NW.

    Night

    33°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 33F. Dew point will be around 21F with an average humidity of 59%. Winds will be 5 mph from the SW.

  • Day

    45°F

    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 45F. Dew point will be around 30F with an average humidity of 63%. Winds will be 11 mph from the SW.

    Night

    37°F

    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 36F. Dew point will be around 29F with an average humidity of 70%. Winds will be 9 mph from the W.