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

61°F

16°C

Humidity 97%
Wind Speed SW 3 mph
Barometer 30.29 in (1025.6 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 6 Oct 6:56 am EDT
Extended Forecast for

Bohemia NY

  • Today

    Today: Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 79 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. South wind around 7 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. South wind 6 to 13 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers, mainly after 2am. Low around 58. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers, mainly before noon. High near 70. Southwest wind 10 to 13 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Light southwest wind becoming south 5 to 10 mph in the morning.
Tonight
Mostly clear, with a low around 59. South wind around 7 mph.
Tuesday
Mostly sunny, with a high near 78. South wind 6 to 13 mph.
Tuesday Night
Showers, mainly after 2am. Low around 58. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers, mainly before noon. High near 70. Southwest wind 10 to 13 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 62.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bohemia NY
 40.76°N 73.12°W (Elev. 49 ft)
Last Update:
2:12 am EDT Oct 6, 2025
Forecast Valid:
7am EDT Oct 6, 2025-6pm EDT Oct 12, 2025
 
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