National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fair

78°F

26°C

Humidity 79%
Wind Speed S 7 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jun 4:56 pm EDT
Extended Forecast for

Yaphank NY

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South wind around 6 mph.

    High: 79 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of thunderstorms after 5pm. Mostly sunny, with a high near 86. South wind 6 to 13 mph. Chance of precipitation is 30%.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Southwest wind 9 to 15 mph.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 83. West wind 10 to 13 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.
Juneteenth
A chance of thunderstorms after 5pm. Mostly sunny, with a high near 86. South wind 6 to 13 mph. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Southwest wind 9 to 15 mph.
Friday
Sunny, with a high near 83. West wind 10 to 13 mph.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yaphank NY
 40.85°N 72.93°W (Elev. 89 ft)
Last Update:
3:37 pm EDT Jun 18, 2025
Forecast Valid:
5pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
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