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.

Overcast

64°F

18°C

Humidity 75%
Wind Speed N 7 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 30 Sep 12:56 am EDT
Extended Forecast for

Coram NY

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 61. Southwest wind 3 to 5 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 5 to 9 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Southwest wind around 7 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 57. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 71. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 61. Southwest wind 3 to 5 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 64. Southwest wind around 7 mph.
Friday
Mostly sunny, with a high near 76.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
A 50 percent chance of showers after 8am. Mostly cloudy, with a high near 64.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Coram NY
 40.88°N 73.01°W (Elev. 98 ft)
Last Update:
2:01 pm EDT Sep 29, 2026
Forecast Valid:
1am EDT Sep 30, 2026-6pm EDT Oct 6, 2026
 
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