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 Rain Fog/Mist

34°F

1°C

Humidity 89%
Wind Speed S 7 mph
Barometer 29.71 in (1006.0 mb)
Dewpoint 31°F (-1°C)
Visibility 6.00 mi
Wind Chill28°F (-2°C)
Last update 11 Feb 12:56 am EST
Extended Forecast for

Hauppauge NY

Winter Weather Advisory until February 11, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 11, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 32 °F

    Chance Rain

  • Wednesday

    Wednesday: Sunny, with a high near 38. Wind chill values between 25 and 30. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Wind chill values between 15 and 20. West wind around 14 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 34. Wind chill values between 15 and 25. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 34 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. Northwest wind 7 to 13 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 50 percent chance of rain before 4am. Cloudy, with a steady temperature around 32. Light and variable wind.
Wednesday
Sunny, with a high near 38. Wind chill values between 25 and 30. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 24. Wind chill values between 15 and 20. West wind around 14 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 34. Wind chill values between 15 and 25. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 19. Northwest wind 7 to 13 mph.
Friday
Sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Partly sunny, with a high near 39.
Sunday Night
A chance of rain and snow. Cloudy, with a low around 30. Chance of precipitation is 40%.
Washington's Birthday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hauppauge NY
 40.82°N 73.2°W (Elev. 197 ft)
Last Update:
1:06 pm EST Feb 10, 2026
Forecast Valid:
1am EST Feb 11, 2026-6pm EST Feb 17, 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