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.

Fog/Mist

62°F

17°C

Humidity 96%
Wind Speed S 14 G 22 mph
Barometer 29.65 in (1004.1 mb)
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 8 May 9:56 am EDT
Extended Forecast for

West Sayville NY

  • Today

    Today: Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 67. South wind 11 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Southwest wind 5 to 8 mph becoming northwest after midnight.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Northwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 2am. Cloudy, with a low around 48. Northeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 57. East wind around 11 mph.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 67. South wind 11 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 54. Southwest wind 5 to 8 mph becoming northwest after midnight.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Northwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely, mainly before 2am. Cloudy, with a low around 48. Northeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 57. East wind around 11 mph.
Friday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 48.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
West Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
Last Update:
10:33 am EDT May 8, 2024
Forecast Valid:
10am EDT May 8, 2024-6pm EDT May 14, 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