Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

64°F

18°C

Humidity 45%
Wind Speed SW 12 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 9 Mar 4:56 pm EDT
Extended Forecast for

Bay Shore NY

  • Tonight

    Tonight: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 38. Southwest wind 3 to 6 mph.

    Low: 38 °F

    Patchy Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 40. South wind 3 to 5 mph.

    Low: 40 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Mostly cloudy, with a high near 59. South wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 59 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 46. South wind around 11 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Chance
    Showers

  • Thursday

    Thursday: Rain likely, mainly before 2pm.  Mostly cloudy, with a temperature rising to near 51 by 9am, then falling to around 45 during the remainder of the day. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 30.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain before 2am.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 38. Southwest wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 65. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 40. South wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 59. South wind 5 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46. South wind around 11 mph, with gusts as high as 25 mph.
Thursday
Rain likely, mainly before 2pm. Mostly cloudy, with a temperature rising to near 51 by 9am, then falling to around 45 during the remainder of the day. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 30 percent chance of rain before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 44.
Friday Night
A 30 percent chance of rain before 2am. Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 50.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Monday
Rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Bay Shore NY
 40.71°N 73.25°W (Elev. 13 ft)
2:19 pm EDT Mar 9, 2026
5pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database