National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

A Few Clouds

76°F

24°C

Humidity 77%
Wind Speed S 10 mph
Barometer 30.16 in (1021.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 17 Sep 3:56 pm EDT
Extended Forecast for

Brookhaven NY

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 68. South wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 79. North wind 7 to 10 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Northeast wind 6 to 8 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Northeast wind 8 to 10 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 68. South wind 7 to 9 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 79. North wind 7 to 10 mph.
Friday Night
Partly cloudy, with a low around 55. Northeast wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 69. Northeast wind 8 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 56. Southeast wind around 5 mph.
Sunday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Showers, mainly before 2am. Low around 58. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 69.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 63. Breezy.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 64. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookhaven NY
 40.78°N 72.94°W (Elev. 56 ft)
Last Update:
2:41 pm EDT Sep 17, 2026
Forecast Valid:
5pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
 
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