Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

44°F

7°C

Humidity 60%
Wind Speed S 10 mph
Barometer 30.62 in (1037.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Apr 10:56 am EDT
Extended Forecast for

Bay Shore NY

  • Today

    Today: Sunny, with a high near 49. South wind 8 to 13 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 39. South wind 5 to 10 mph becoming light southwest  after midnight.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 7am.  Otherwise, partly sunny, with a high near 56. Light southwest wind becoming south 8 to 13 mph in the morning.

    High: 56 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. South wind 9 to 11 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind 8 to 10 mph.

    High: 60 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 49. South wind 8 to 13 mph.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 39. South wind 5 to 10 mph becoming light southwest after midnight.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 56. Light southwest wind becoming south 8 to 13 mph in the morning.
Friday Night
Mostly cloudy, with a low around 43. South wind 9 to 11 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 60. Northwest wind 8 to 10 mph.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly cloudy, with a high near 62.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Bay Shore NY
 40.71°N 73.25°W (Elev. 13 ft)
6:37 am EDT Apr 9, 2026
11am EDT Apr 9, 2026-6pm EDT Apr 15, 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