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.

A Few Clouds and Breezy

17°F

-8°C

Humidity 39%
Wind Speed NW 22 G 31 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 8 Feb 3:56 pm EST
Extended Forecast for

Blue Point NY

Cold Weather Advisory February 8, 04:19pm until February 9, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 8, 04:19pm until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Tonight

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 27. Wind chill values between -5 and 5. Northwest wind 8 to 11 mph.

    High: 27 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 17. Northwest wind around 6 mph becoming calm in the evening.

    Low: 17 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of snow after 1pm, mixing with rain after 4pm. Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 36 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Wind chill values between -5 and zero. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 27. Wind chill values between -5 and 5. Northwest wind 8 to 11 mph.
Monday Night
Increasing clouds, with a low around 17. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
A chance of snow after 1pm, mixing with rain after 4pm. Mostly cloudy, with a high near 36. Wind chill values between 20 and 30. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blue Point NY
 40.75°N 73.04°W (Elev. 30 ft)
Last Update:
12:55 pm EST Feb 8, 2026
Forecast Valid:
4pm EST Feb 8, 2026-6pm EST Feb 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation