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.

Overcast

64°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1017.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 4:56 am EDT
Extended Forecast for

Brookhaven NY

  • Overnight

    Overnight: A 30 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 61. Light northeast wind.

    Low: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 11am. Patchy fog before 8am. Otherwise, cloudy, with a high near 70. East wind around 7 mph.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after 11pm. Patchy fog. Otherwise, cloudy, with a low around 63. Light southeast wind.

    Low: 63 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 77. South wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. South wind around 6 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 8pm and 11pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 61. Light northeast wind.
Tuesday
A 30 percent chance of showers, mainly before 11am. Patchy fog before 8am. Otherwise, cloudy, with a high near 70. East wind around 7 mph.
Tuesday Night
A 30 percent chance of showers, mainly after 11pm. Patchy fog. Otherwise, cloudy, with a low around 63. Light southeast wind.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 77. South wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. South wind around 6 mph. Chance of precipitation is 60%.
Juneteenth
Mostly sunny, with a high near 84.
Thursday Night
A chance of showers between 8pm and 11pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 66.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brookhaven NY
 40.8°N 72.91°W (Elev. 36 ft)
Last Update:
3:36 am EDT Jun 17, 2025
Forecast Valid:
5am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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