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.

Fair

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.86 in (1011.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 10 Sep 10:56 pm EDT
Extended Forecast for

Brookhaven NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. Light north wind.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. North wind 3 to 7 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Light and variable wind becoming southeast 5 to 9 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers likely before 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. Light north wind.
Friday
Mostly sunny, with a high near 78. North wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 58. Calm wind.
Saturday
Mostly sunny, with a high near 76. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Saturday Night
Showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely before 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brookhaven NY
 40.78°N 72.91°W (Elev. 13 ft)
Last Update:
9:48 pm EDT Sep 10, 2026
Forecast Valid:
11pm EDT Sep 10, 2026-6pm EDT Sep 17, 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