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

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fair

64°F

18°C

Humidity 45%
Wind Speed NW 13 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Nov 2:56 pm EST
Extended Forecast for

Mastic Beach NY

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Northwest wind around 6 mph becoming light and variable.

    Low: 48 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain. High near 60. Southeast wind 8 to 14 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: Rain or drizzle likely before 7pm, then drizzle or light rain likely between 7pm and 10pm, then showers likely after 10pm. Patchy fog before 10pm. Otherwise, cloudy, with a low around 51. Southeast wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain Likely
    and Patchy
    Fog

  • Monday

    Monday: Showers likely, mainly before 1pm. Mostly cloudy, with a temperature rising to near 56 by 11am, then falling to around 50 during the remainder of the day. West wind 6 to 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F⇓

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. West wind 11 to 13 mph.

    Low: 29 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Northwest wind around 6 mph becoming light and variable.
Sunday
Rain. High near 60. Southeast wind 8 to 14 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain or drizzle likely before 7pm, then drizzle or light rain likely between 7pm and 10pm, then showers likely after 10pm. Patchy fog before 10pm. Otherwise, cloudy, with a low around 51. Southeast wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a temperature rising to near 56 by 11am, then falling to around 50 during the remainder of the day. West wind 6 to 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 29. West wind 11 to 13 mph.
Veterans Day
Partly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mastic Beach NY
 40.77°N 72.86°W (Elev. 23 ft)
Last Update:
12:49 pm EST Nov 8, 2025
Forecast Valid:
3pm EST Nov 8, 2025-6pm EST Nov 15, 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