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.

A Few Clouds

28°F

-2°C

Humidity 37%
Wind Speed Calm
Barometer 30.23 in (1023.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 9 Dec 10:56 am EST
Extended Forecast for

Bohemia NY

  • Today

    Today: Mostly sunny, with a steady temperature around 32. Wind chill values between 25 and 30. Northwest wind around 6 mph becoming south in the afternoon.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Wind chill values between 25 and 30. Southwest wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 39. West wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a steady temperature around 32. Wind chill values between 25 and 30. Northwest wind around 6 mph becoming south in the afternoon.
Tonight
Mostly cloudy, with a low around 31. Wind chill values between 25 and 30. Southwest wind 8 to 10 mph, with gusts as high as 23 mph.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. Southwest wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 9 to 14 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 39. West wind 10 to 16 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 38.
Friday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 25.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bohemia NY
 40.76°N 73.12°W (Elev. 49 ft)
Last Update:
5:28 am EST Dec 9, 2025
Forecast Valid:
11am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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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