Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fog/Mist

25°F

-4°C

Humidity 88%
Wind Speed W 7 mph
Barometer 29.50 in (999.1 mb)
Dewpoint 22°F (-6°C)
Visibility 4.00 mi
Wind Chill17°F (-8°C)
Last update 7 Feb 3:56 am EST
Extended Forecast for

Holbrook NY

Wind Advisory February 7, 09:00am until February 8, 12:00am
Extreme Cold Warning February 7, 01:00pm until February 8, 01:00pm
Click here for hazard details and duration
Wind Advisory
Extreme Cold Warning
  • Overnight

    Overnight: Snow.  Steady temperature around 24. Wind chill values between 10 and 15. West wind around 7 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow

  • Saturday

    Saturday: Snow, mainly before 7am.  Temperature falling to around 14 by 2pm. Wind chill values between -5 and 5. Windy, with a northwest wind 18 to 28 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow and
    Blustery then
    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values between -10 and -15. Windy, with a northwest wind 27 to 32 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 48 mph.

    Low: 5 °F

    Decreasing
    Clouds and
    Windy

  • Sunday

    Sunday: Sunny and cold, with a high near 19. Wind chill values between -5 and -15. Blustery, with a northwest wind 18 to 21 mph.

    High: 19 °F

    Cold and
    Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9. Northwest wind 9 to 16 mph.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow. Steady temperature around 24. Wind chill values between 10 and 15. West wind around 7 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow, mainly before 7am. Temperature falling to around 14 by 2pm. Wind chill values between -5 and 5. Windy, with a northwest wind 18 to 28 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values between -10 and -15. Windy, with a northwest wind 27 to 32 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 48 mph.
Sunday
Sunny and cold, with a high near 19. Wind chill values between -5 and -15. Blustery, with a northwest wind 18 to 21 mph.
Sunday Night
Mostly clear, with a low around 9. Northwest wind 9 to 16 mph.
Monday
Sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Holbrook NY
 40.8°N 73.09°W (Elev. 98 ft)
1:33 am EST Feb 7, 2026
4am EST Feb 7, 2026-6pm EST Feb 13, 2026
 
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Additional Resources

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