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.

Fog/Mist

35°F

2°C

Humidity 93%
Wind Speed SW 9 mph
Barometer 30.08 in (1018.8 mb)
Dewpoint 33°F (1°C)
Visibility 1.50 mi
Wind Chill28°F (-2°C)
Last update 17 Feb 1:56 pm EST
Extended Forecast for

Coram NY

Dense Fog Advisory February 17, 10:00pm until February 18, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. Southwest wind 6 to 8 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly after 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Dense Fog

  • Wednesday

    Wednesday: Drizzle likely before 10am, then rain likely, mainly between 10am and 2pm. The drizzle could be heavy at times. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 41. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Rain Likely
    and Dense Fog

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 32. Light northeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 39. East wind 5 to 7 mph.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am, mixing with snow after 4am. Cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Cloudy then
    Chance
    Rain/Snow

  • Friday

    Friday: Rain likely, possibly mixed with snow before 7am, then rain. High near 40. Chance of precipitation is 90%.

    High: 40 °F

    Rain/Snow
    Likely then
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 40. Southwest wind 6 to 8 mph.
Tonight
Widespread dense fog, mainly after 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.
Wednesday
Drizzle likely before 10am, then rain likely, mainly between 10am and 2pm. The drizzle could be heavy at times. Widespread dense fog before 10am. Otherwise, cloudy, with a high near 41. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 32. Light northeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly cloudy, with a high near 39. East wind 5 to 7 mph.
Thursday Night
A chance of rain after 1am, mixing with snow after 4am. Cloudy, with a low around 30. Chance of precipitation is 40%.
Friday
Rain likely, possibly mixed with snow before 7am, then rain. High near 40. Chance of precipitation is 90%.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 26.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 35.
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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:
12:51 pm EST Feb 17, 2026
Forecast Valid:
2pm EST Feb 17, 2026-6pm EST Feb 23, 2026
 
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Additional Resources

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Chance of Precipitation