Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

79°F

26°C

Humidity 69%
Wind Speed N 13 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Jul 10:56 am EDT
Extended Forecast for

Stony Brook NY

  • Today

    Today: Partly sunny, with a high near 87. Northwest wind around 8 mph.

    High: 87 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. North wind 6 to 10 mph.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 85. North wind 5 to 9 mph becoming west in the afternoon.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Southwest wind 5 to 7 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Southwest wind 3 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 87. Northwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 68. North wind 6 to 10 mph.
Friday
Sunny, with a high near 85. North wind 5 to 9 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 69. Southwest wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 88. Southwest wind 3 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Partly sunny, with a high near 88.
Monday Night
Mostly cloudy, with a low around 72.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Stony Brook NY
 40.92°N 73.12°W (Elev. 112 ft)
10:21 am EDT Jul 18, 2024
11am EDT Jul 18, 2024-6pm EDT Jul 24, 2024
 
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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