Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

64°F

18°C

Humidity 38%
Wind Speed E 9 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 24 Apr 8:56 am EDT
Extended Forecast for

Islip Terrace NY

  • Today

    Today: Sunny, with a high near 66. East wind 5 to 8 mph becoming south in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southwest wind 7 to 9 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68. South wind 5 to 11 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers after 2am.  Mostly cloudy, with a low around 53. South wind around 9 mph.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am.  High near 65. South wind 13 to 16 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. East wind 5 to 8 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 51. Southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 68. South wind 5 to 11 mph.
Friday Night
A 50 percent chance of showers after 2am. Mostly cloudy, with a low around 53. South wind around 9 mph.
Saturday
Showers, with thunderstorms also possible after 11am. High near 65. South wind 13 to 16 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Islip Terrace NY
 40.75°N 73.18°W (Elev. 30 ft)
6:03 am EDT Apr 24, 2025
9am EDT Apr 24, 2025-6pm EDT Apr 30, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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