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

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fair

73°F

23°C

Humidity 66%
Wind Speed S 14 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 May 12:56 pm EDT
Extended Forecast for

Fort Salonga NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South wind 10 to 13 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 61. South wind 6 to 11 mph.

    Low: 61 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 80. Southwest wind 6 to 8 mph.

    High: 80 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 61. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    T-storms
    Likely then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 80. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.

    High: 80 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South wind 10 to 13 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 61. South wind 6 to 11 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 80. Southwest wind 6 to 8 mph.
Thursday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 61. Southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 80. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 60.
Sunday
Partly sunny, with a high near 76.
Sunday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 59.
Memorial Day
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Salonga NY
 40.92°N 73.3°W (Elev. 26 ft)
Last Update:
11:54 am EDT May 22, 2024
Forecast Valid:
1pm EDT May 22, 2024-6pm EDT May 28, 2024
 
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