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 and Breezy

47°F

8°C

Humidity 31%
Wind Speed NW 21 G 32 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 14 Mar 5:56 pm EDT
Extended Forecast for

Yaphank NY

  • Tonight

    Tonight: Increasing clouds, with a low around 30. West wind 11 to 16 mph becoming light northwest after midnight. Winds could gust as high as 30 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 47 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Showers after 2am. Low around 38. Southeast wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 57. Breezy, with a south wind 17 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 33. Windy, with a south wind 20 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Heavy Rain
    and Windy

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 41.

    High: 41 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 30. West wind 11 to 16 mph becoming light northwest after midnight. Winds could gust as high as 30 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
Showers after 2am. Low around 38. Southeast wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 57. Breezy, with a south wind 17 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 33. Windy, with a south wind 20 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 33.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yaphank NY
 40.82°N 72.9°W (Elev. 36 ft)
Last Update:
5:44 pm EDT Mar 14, 2026
Forecast Valid:
6pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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