Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

58°F

14°C

Humidity 78%
Wind Speed SW 15 G 23 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 13 Apr 2:56 pm EDT
Extended Forecast for

Bay Shore NY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers.  Mostly cloudy, with a high near 61. Southwest wind around 16 mph, with gusts as high as 29 mph.

    High: 61 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Areas of fog after 2am.  Otherwise, partly cloudy, with a low around 53. West wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Partly Cloudy
    then Areas
    Fog

  • Tuesday

    Tuesday: Areas of fog before 8am.  Otherwise, mostly sunny, with a high near 68. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 74. Southwest wind 6 to 11 mph.  Chance of precipitation is 20%.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 72.

    High: 72 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 2pm.  Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a high near 61. Southwest wind around 16 mph, with gusts as high as 29 mph.
Tonight
Areas of fog after 2am. Otherwise, partly cloudy, with a low around 53. West wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 68. Light southwest wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 74. Southwest wind 6 to 11 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 71.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 64.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Bay Shore NY
 40.71°N 73.25°W (Elev. 13 ft)
3:16 pm EDT Apr 13, 2026
3pm EDT Apr 13, 2026-6pm EDT Apr 20, 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