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

74°F

23°C

Humidity 79%
Wind Speed Calm
Barometer 29.99 in (1015.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 12 Jun 8:56 pm EDT
Extended Forecast for

Mastic Beach NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. West wind around 5 mph becoming light and variable after midnight.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 72. Northeast wind 5 to 9 mph becoming southeast in the afternoon.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 61. East wind around 6 mph.

    Low: 61 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 67. Northeast wind 8 to 11 mph.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 58. East wind around 10 mph.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. West wind around 5 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 72. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
Friday Night
A 50 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 61. East wind around 6 mph.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 67. Northeast wind 8 to 11 mph.
Saturday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 58. East wind around 10 mph.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Mostly cloudy, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Juneteenth
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mastic Beach NY
 40.77°N 72.83°W (Elev. 13 ft)
Last Update:
7:35 pm EDT Jun 12, 2025
Forecast Valid:
9pm EDT Jun 12, 2025-6pm EDT Jun 19, 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