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.

Mostly Cloudy

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 30.28 in (1025.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 May 11:56 pm EDT
Extended Forecast for

Yaphank NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64. East wind 9 to 11 mph.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. East wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after 2pm. Cloudy, with a high near 60. East wind 8 to 14 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain. Low around 49. East wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain. High near 63. Breezy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 63 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain likely before 8pm, then a chance of showers after 8pm. Cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Rain Likely

  • Memorial Day

    Memorial Day: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Calm wind.
Friday
Partly sunny, with a high near 64. East wind 9 to 11 mph.
Friday Night
Mostly cloudy, with a low around 49. East wind 3 to 5 mph.
Saturday
Rain likely, mainly after 2pm. Cloudy, with a high near 60. East wind 8 to 14 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 49. East wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain. High near 63. Breezy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Rain likely before 8pm, then a chance of showers after 8pm. Cloudy, with a low around 55. Chance of precipitation is 60%.
Memorial Day
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 68.
Monday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 57.
Tuesday
Mostly cloudy, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yaphank NY
 40.83°N 72.93°W (Elev. 79 ft)
Last Update:
2:25 pm EDT May 21, 2026
Forecast Valid:
12am EDT May 22, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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