Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Overcast

22°F

-6°C

Humidity 66%
Wind Speed W 8 mph
Barometer 29.81 in (1009.6 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 2 Jan 8:56 am EST
Extended Forecast for

Mastic NY

  • Today

    Today: Partly sunny, with a high near 30. Wind chill values between 10 and 20. West wind 10 to 15 mph.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Northwest wind 5 to 7 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 31. Wind chill values between 10 and 20. West wind 5 to 9 mph.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am.  Cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Cloudy then
    Chance Snow

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 33. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 33 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 34.

    High: 34 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Cloudy, with a low around 24.

    Low: 24 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 30. Wind chill values between 10 and 20. West wind 10 to 15 mph.
Tonight
Partly cloudy, with a low around 18. Northwest wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 31. Wind chill values between 10 and 20. West wind 5 to 9 mph.
Saturday Night
A 30 percent chance of snow after 1am. Cloudy, with a low around 22. Calm wind.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 33. Calm wind becoming northwest 5 to 9 mph in the morning.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Increasing clouds, with a high near 34.
Monday Night
Cloudy, with a low around 24.
Tuesday
Mostly cloudy, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Mastic NY
 40.82°N 72.85°W (Elev. 49 ft)
9:09 am EST Jan 2, 2026
9am EST Jan 2, 2026-6pm EST Jan 8, 2026
 
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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