Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Overcast

51°F

11°C

Humidity 80%
Wind Speed NW 7 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 15 May 6:56 am EDT
Extended Forecast for

Mastic Beach NY

  • Today

    Today: A slight chance of showers before 11am, then a slight chance of showers after 2pm.  Partly sunny, with a high near 65. West wind 7 to 10 mph.  Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 71. Light southwest wind increasing to 8 to 13 mph in the morning.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77. West wind 6 to 9 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers before 11am, then a slight chance of showers after 2pm. Partly sunny, with a high near 65. West wind 7 to 10 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 71. Light southwest wind increasing to 8 to 13 mph in the morning.
Saturday Night
Partly cloudy, with a low around 57. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 77. West wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mastic Beach NY
 40.77°N 72.86°W (Elev. 23 ft)
5:24 am EDT May 15, 2026
7am EDT May 15, 2026-6pm EDT May 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database