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

An Extensive and Very Dangerous Ice Storm

A glancing blow of arctic air mixed with a surge in moisture is setting the stage for an extensive and very dangerous ice event. The most likely corridor of icing with a mixture of sleet will occur from west-central Texas to the Tennessee and Lower Ohio Valleys. The ice accretion from Texas into Mid South may approach a half inch or more through Wednesday and cause power outages and travel issues. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

41°F

5°C

Humidity 93%
Wind Speed SW 3 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 30 Jan 10:56 pm EST
Extended Forecast for

Islip Terrace NY

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Increasing clouds, with a low around 36. Southwest wind around 7 mph becoming northwest after midnight.

    Slight Chance
    Showers

    Low: 36 °F

  • Tuesday

    Tuesday: A slight chance of rain and snow showers before 10am. Partly sunny, with a high near 41. Northwest wind around 10 mph. Chance of precipitation is 20%.

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

    High: 41 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of flurries after 1am. Mostly cloudy, with a low around 22. Wind chill values between 15 and 20. North wind around 8 mph.

    Slight Chance
    Flurries

    Low: 22 °F

  • Wednesday

    Wednesday: A slight chance of flurries before 1pm. Partly sunny, with a high near 36. Wind chill values between 15 and 25. Northeast wind around 7 mph becoming west in the afternoon.

    Slight Chance
    Flurries

    High: 36 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind around 8 mph.

    Partly Cloudy

    Low: 24 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 39.

    Mostly Sunny

    High: 39 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 22.

    Partly Cloudy

    Low: 22 °F

  • Friday

    Friday: Sunny, with a high near 32. Breezy.

    Sunny and
    Breezy

    High: 32 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 3. Blustery.

    Mostly Clear
    and Blustery

    Low: 3 °F

Detailed Forecast

Tonight
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 36. Southwest wind around 7 mph becoming northwest after midnight.
Tuesday
A slight chance of rain and snow showers before 10am. Partly sunny, with a high near 41. Northwest wind around 10 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of flurries after 1am. Mostly cloudy, with a low around 22. Wind chill values between 15 and 20. North wind around 8 mph.
Wednesday
A slight chance of flurries before 1pm. Partly sunny, with a high near 36. Wind chill values between 15 and 25. Northeast wind around 7 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 24. West wind around 8 mph.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Sunny, with a high near 32. Breezy.
Friday Night
Mostly clear, with a low around 3. Blustery.
Saturday
Sunny and cold, with a high near 17. Blustery.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
A 30 percent chance of showers. Cloudy, with a high near 45. Breezy.
Sunday Night
A chance of rain and snow showers. Cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 43.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Islip Terrace NY
 40.75°N 73.18°W (Elev. 30 ft)
Last Update:
10:05 pm EST Jan 30, 2023
Forecast Valid:
11pm EST Jan 30, 2023-6pm EST Feb 6, 2023
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation