Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

60°F

16°C

Humidity 78%
Wind Speed E 5 mph
Barometer 30.28 in (1025.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 3 Oct 7:56 pm EDT
Extended Forecast for

Blue Point NY

  • Tonight

    Tonight: Mostly clear, with a low around 55. East wind 7 to 9 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, mainly after 5pm.  Increasing clouds, with a high near 63. East wind 11 to 13 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 11pm.  Cloudy, with a low around 56. Northeast wind 5 to 7 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 68. West wind 5 to 15 mph.

    High: 68 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Clear, with a low around 49. Northwest wind 11 to 14 mph.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. East wind 7 to 9 mph.
Sunday
Showers likely, mainly after 5pm. Increasing clouds, with a high near 63. East wind 11 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 56. Northeast wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 60%.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 68. West wind 5 to 15 mph.
Monday Night
Clear, with a low around 49. Northwest wind 11 to 14 mph.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Point NY
 40.75°N 73.04°W (Elev. 30 ft)
2:19 pm EDT Oct 3, 2026
8pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
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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