National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Snow

36°F

2°C

Humidity 73%
Wind Speed SW 20 G 30 mph
Barometer 29.75 in (1007.5 mb)
Dewpoint 28°F (-2°C)
Visibility 7.00 mi
Wind Chill25°F (-4°C)
Last update 25 Feb 6:56 am EST
Extended Forecast for

Blue Point NY

  • Today

    Today: Rain and snow before 1pm, then a slight chance of rain between 1pm and 4pm. High near 39. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after 1pm. Partly sunny, with a high near 37. Wind chill values between 25 and 35. West wind around 6 mph.

    High: 37 °F

    Mostly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Slight Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 37. Light and variable wind becoming west around 6 mph in the morning.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
Rain and snow before 1pm, then a slight chance of rain between 1pm and 4pm. High near 39. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Partly cloudy, with a low around 30. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of snow after 1pm. Partly sunny, with a high near 37. Wind chill values between 25 and 35. West wind around 6 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25. Calm wind.
Friday
Mostly sunny, with a high near 37. Light and variable wind becoming west around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 20.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 29.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Point NY
 40.75°N 73.04°W (Elev. 30 ft)
Last Update:
1:23 am EST Feb 25, 2026
Forecast Valid:
7am EST Feb 25, 2026-6pm EST Mar 3, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation