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

58°F

14°C

Humidity 60%
Wind Speed NA
Barometer 30.46 in (1031.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 23 Sep 7:56 pm EDT
Extended Forecast for

Mastic Beach NY

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Breezy, with a northeast wind 18 to 20 mph.

    Low: 53 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 67. Breezy, with a northeast wind 20 to 22 mph.

    High: 67 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. Breezy, with a northeast wind 18 to 22 mph.

    Low: 53 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: A 50 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. Breezy, with a north wind 23 to 25 mph, with gusts as high as 37 mph.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 54. Breezy, with a north wind around 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 65. Windy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Showers
    Likely and
    Windy

  • Saturday Night

    Saturday Night: Showers likely. Cloudy, with a low around 55. Breezy. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Showers likely. Cloudy, with a high near 65. Breezy. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Breezy, with a northeast wind 18 to 20 mph.
Thursday
Partly sunny, with a high near 67. Breezy, with a northeast wind 20 to 22 mph.
Thursday Night
Mostly cloudy, with a low around 53. Breezy, with a northeast wind 18 to 22 mph.
Friday
A 50 percent chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. Breezy, with a north wind 23 to 25 mph, with gusts as high as 37 mph.
Friday Night
Showers likely. Mostly cloudy, with a low around 54. Breezy, with a north wind around 25 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers likely. Mostly cloudy, with a high near 65. Windy. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely. Cloudy, with a low around 55. Breezy. Chance of precipitation is 70%.
Sunday
Showers likely. Cloudy, with a high near 65. Breezy. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 55.
Monday
Mostly cloudy, with a high near 67.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mastic Beach NY
 40.77°N 72.86°W (Elev. 23 ft)
Last Update:
5:46 pm EDT Sep 23, 2026
Forecast Valid:
8pm EDT Sep 23, 2026-6pm EDT Sep 30, 2026
 
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