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.

Mostly Cloudy

53°F

12°C

Humidity 59%
Wind Speed N 16 G 26 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 21 Mar 11:56 am EDT
Extended Forecast for

Brookhaven NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 55. North wind 7 to 9 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain and thunderstorms likely, then rain after 11pm. Low around 38. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 8am. High near 45. North wind 8 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain then
    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 55. North wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 38. Calm wind.
Sunday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 53. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Rain and thunderstorms likely, then rain after 11pm. Low around 38. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain, mainly before 8am. High near 45. North wind 8 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly cloudy, with a high near 48.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 38.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookhaven NY
 40.78°N 72.91°W (Elev. 13 ft)
Last Update:
9:57 am EDT Mar 21, 2026
Forecast Valid:
12pm EDT Mar 21, 2026-6pm EDT Mar 27, 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