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

77°F

25°C

Humidity 79%
Wind Speed S 12 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 28 Jun 5:56 pm EDT
Extended Forecast for

2 Miles W Mastic Beach NY

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms after 8pm. Areas of fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 8 mph.

    Low: 69 °F

    Chance
    T-storms and
    Areas Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Southwest wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 71. Southwest wind around 8 mph.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms after 8pm. Areas of fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 82. Southwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 71. Southwest wind around 8 mph.
Tuesday
A chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 68.
Independence Day
Sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mastic Beach NY
 40.76°N 72.89°W (Elev. 0 ft)
Last Update:
5:34 pm EDT Jun 28, 2025
Forecast Valid:
6pm EDT Jun 28, 2025-6pm EDT Jul 5, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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