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

Hazardous Weather Conditions

Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Partly Cloudy

78°F

26°C

Humidity 62%
Wind Speed N 10 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Sep 11:56 am EDT
Extended Forecast for

Brookhaven NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. North wind around 8 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Light north wind becoming northeast 5 to 9 mph in the evening. Winds could gust as high as 20 mph.

    Low: 54 °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: Increasing clouds, with a low around 55. Southeast wind around 6 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 70. South wind 7 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers. Low around 59. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 59 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 65. Breezy.

    High: 65 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 80. North wind around 8 mph.
Tonight
Partly cloudy, with a low around 54. Light north wind becoming northeast 5 to 9 mph in the evening. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 69. Northeast wind 8 to 10 mph.
Saturday Night
Increasing clouds, with a low around 55. Southeast wind around 6 mph.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 70. South wind 7 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers. Low around 59. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Monday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 65. Breezy.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 65. Breezy.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 66. Breezy.
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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:
11:03 am EDT Sep 18, 2026
Forecast Valid:
2pm EDT Sep 18, 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