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.

A Few Clouds

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.14 in (1020.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Aug 5:56 am EDT
Extended Forecast for

Yaphank NY

  • Today

    Today: Mostly sunny, with a high near 81. Light and variable wind becoming south 8 to 13 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am. Low around 67. South wind 9 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 11am, then a chance of showers between 11am and 2pm. High near 83. South wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. Light north wind.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. North wind around 6 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 81. Light and variable wind becoming south 8 to 13 mph in the afternoon.
Tonight
Showers, with thunderstorms also possible after 5am. Low around 67. South wind 9 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm before 11am, then a chance of showers between 11am and 2pm. High near 83. South wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 68. Light north wind.
Tuesday
Mostly sunny, with a high near 84. North wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 69.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 79.
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:
2:19 am EDT Aug 16, 2026
Forecast Valid:
6am EDT Aug 16, 2026-6pm EDT Aug 22, 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