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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

39°F

4°C

Humidity 67%
Wind Speed W 22 G 33 mph
Barometer 29.56 in (1000.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Mar 4:56 am EDT
Extended Forecast for

Blue Point NY

Wind Advisory March 17, 05:46am until March 17, 08:00am
Click here for hazard details and duration
...
  •  
    Wind Advisory March 17, 05:46am until March 17, 08:00am

    NOW until 8:00am Tue

    Wind Advisory

  • Today

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A chance of flurries before 11pm. Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind 11 to 15 mph.

    Low: 24 °F

    Chance
    Flurries

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 6 to 9 mph.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26. South wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 43. South wind 3 to 8 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a steady temperature around 38. Wind chill values between 20 and 30. Breezy, with a west wind 18 to 23 mph, with gusts as high as 34 mph.
Tonight
A chance of flurries before 11pm. Partly cloudy, with a low around 24. Wind chill values between 15 and 20. Northwest wind 11 to 15 mph.
Wednesday
Mostly sunny, with a high near 36. Wind chill values between 15 and 25. Northwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 26. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 43. South wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 48.
Friday Night
A 30 percent chance of rain after 2am. Mostly cloudy, with a low around 37.
Saturday
A 30 percent chance of rain before 2pm. Partly sunny, with a high near 48.
Saturday Night
A 30 percent chance of rain after 8pm. Mostly cloudy, with a low around 35.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 49.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 44.
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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:
4:00 am EDT Mar 17, 2026
Forecast Valid:
5am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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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