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

74°F

23°C

Humidity 57%
Wind Speed S 12 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 16 Apr 10:56 am EDT
Extended Forecast for

Bellport NY

  • Today

    Today: Mostly sunny, with a high near 75. Southwest wind 7 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Southwest wind 5 to 9 mph.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 72. West wind 5 to 7 mph.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 50. Northeast wind 3 to 5 mph.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. East wind 6 to 8 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 8am. Cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 75. Southwest wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 53. Southwest wind 5 to 9 mph.
Friday
A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 72. West wind 5 to 7 mph.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 50. Northeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 58. East wind 6 to 8 mph.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.
Sunday
Showers likely, mainly after 8am. Cloudy, with a high near 56. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bellport NY
 40.76°N 72.95°W (Elev. 30 ft)
Last Update:
2:22 am EDT Apr 16, 2026
Forecast Valid:
11am EDT Apr 16, 2026-6pm EDT Apr 22, 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