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.

Mostly Cloudy

60°F

16°C

Humidity 56%
Wind Speed SE 15 mph
Barometer 30.31 in (1026.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 4 May 11:56 am EDT
Extended Forecast for

Central Islip NY

  • This Afternoon

    This Afternoon: Partly sunny, with a temperature falling to around 57 by 5pm. Southeast wind 8 to 10 mph.

    High: 61 °F⇓

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 47. East wind around 9 mph.

    Low: 47 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 8am. Cloudy, with a high near 56. Southeast wind 8 to 10 mph.

    High: 56 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 50. Southeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Cloudy, with a high near 70. Southwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday Night

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

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a temperature falling to around 57 by 5pm. Southeast wind 8 to 10 mph.
Tonight
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 47. East wind around 9 mph.
Sunday
A 50 percent chance of showers, mainly after 8am. Cloudy, with a high near 56. Southeast wind 8 to 10 mph.
Sunday Night
Showers. Low around 50. Southeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before 8am. Cloudy, with a high near 70. Southwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 54.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 64.
Thursday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Central Islip NY
 40.79°N 73.2°W (Elev. 98 ft)
Last Update:
5:54 am EDT May 4, 2024
Forecast Valid:
12pm EDT May 4, 2024-6pm EDT May 10, 2024
 
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