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

62°F

17°C

Humidity 65%
Wind Speed SW 14 G 25 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 May 9:56 pm EDT
Extended Forecast for

Old Field NY

  • Tonight

    Tonight: A chance of sprinkles after 11pm. Mostly cloudy, with a low around 60. Breezy, with a southwest wind 13 to 20 mph.

    Low: 60 °F

    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 79. West wind around 7 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 59. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 59 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 73. East wind 7 to 10 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. South wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of sprinkles after 11pm. Mostly cloudy, with a low around 60. Breezy, with a southwest wind 13 to 20 mph.
Sunday
Sunny, with a high near 79. West wind around 7 mph.
Sunday Night
Increasing clouds, with a low around 59. Southwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 73. East wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 59. South wind around 6 mph.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A 50 percent chance of showers after 2pm. Mostly sunny, with a high near 84.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 63.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Field NY
 40.96°N 73.14°W (Elev. 30 ft)
Last Update:
2:24 pm EDT May 16, 2026
Forecast Valid:
10pm EDT May 16, 2026-6pm EDT May 23, 2026
 
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