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

36°F

2°C

Humidity 79%
Wind Speed Calm
Barometer 30.23 in (1023.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 Nov 7:56 pm EST
Extended Forecast for

Coram NY

  • Tonight

    Tonight: Patchy frost before 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Frost

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 47. Calm wind becoming north around 6 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 54. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 54 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 43. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 52.

    High: 52 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy frost before 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 47. Calm wind becoming north around 6 mph.
Thursday Night
Increasing clouds, with a low around 34. Calm wind.
Friday
A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 54. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 43. Southwest wind around 6 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Coram NY
 40.86°N 73.01°W (Elev. 135 ft)
Last Update:
6:37 pm EST Nov 19, 2025
Forecast Valid:
8pm EST Nov 19, 2025-6pm EST Nov 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation