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.

Partly Cloudy

38°F

3°C

Humidity 86%
Wind Speed SW 7 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Mar 2:56 am EDT
Extended Forecast for

Yaphank NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 50. Light southwest wind becoming south 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 50 °F

    Mostly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly before 2am. Low around 40. Southwest wind 7 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Northwest wind 6 to 8 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.

    High: 47 °F

    Rain Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Calm wind.
Friday
A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 50. Light southwest wind becoming south 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Rain, mainly before 2am. Low around 40. Southwest wind 7 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 52. Northwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 37. Calm wind.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 39. Chance of precipitation is 60%.
Monday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 48.
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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:
2:26 am EDT Mar 20, 2026
Forecast Valid:
3am EDT Mar 20, 2026-6pm EDT Mar 26, 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