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.

Partly Cloudy

22°C

72°F

Humidity 91%
Wind Speed Calm
Barometer 999.5 mb (29.52 in)
Dewpoint 21°C (69°F)
Visibility 16 km
Last update 6 Jun 8:56 pm EDT
Extended Forecast for

Islip, Long Island Mac Arthur Airport NY

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 18. West wind 5 to 11 km/h.

    Low: 18 °C

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 28. Northwest wind 8 to 18 km/h becoming southwest in the afternoon.

    High: 28 °C

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 16. West wind 11 to 14 km/h.

    Low: 16 °C

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 26. West wind 14 to 21 km/h.

    High: 26 °C

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. Southwest wind 10 to 13 km/h.

    Low: 17 °C

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 26.

    High: 26 °C

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 16.

    Low: 16 °C

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25.

    High: 25 °C

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14.

    Low: 14 °C

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 18. West wind 5 to 11 km/h.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 28. Northwest wind 8 to 18 km/h becoming southwest in the afternoon.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 16. West wind 11 to 14 km/h.
Saturday
Sunny, with a high near 26. West wind 14 to 21 km/h.
Saturday Night
Partly cloudy, with a low around 17. Southwest wind 10 to 13 km/h.
Sunday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 26.
Sunday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 27.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Islip, Long Island Mac Arthur Airport NY
 40.8°N 73.09°W (Elev. 98 m)
Last Update:
7:09 pm EDT Jun 6, 2024
Forecast Valid:
9pm EDT Jun 6, 2024-6pm EDT Jun 13, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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