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

17°F

-8°C

Humidity 51%
Wind Speed NW 18 G 26 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 27 Jan 11:56 pm EST
Extended Forecast for

Mastic NY

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 13. Wind chill values between zero and 5. West wind around 9 mph, with gusts as high as 22 mph.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 23. Wind chill values between zero and 10. West wind 6 to 9 mph.

    High: 23 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 10. Wind chill values between zero and 5. West wind 3 to 6 mph.

    Low: 10 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Wind chill values between zero and 10. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 8. Northwest wind around 7 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and cold, with a high near 20.

    High: 20 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 13. Wind chill values between zero and 5. West wind around 9 mph, with gusts as high as 22 mph.
Wednesday
Increasing clouds, with a high near 23. Wind chill values between zero and 10. West wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 10. Wind chill values between zero and 5. West wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 22. Wind chill values between zero and 10. West wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 8. Northwest wind around 7 mph, with gusts as high as 20 mph.
Friday
Mostly sunny and cold, with a high near 20.
Friday Night
Partly cloudy, with a low around 5.
Saturday
Partly sunny, with a high near 22.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 29. Blustery. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mastic NY
 40.82°N 72.85°W (Elev. 49 ft)
Last Update:
12:48 pm EST Jan 27, 2026
Forecast Valid:
12am EST Jan 28, 2026-6pm EST Feb 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation