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.

Overcast

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 1 Oct 2:56 am EDT
Extended Forecast for

Mastic NYSimilar City Names

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Light southwest wind.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. Southwest wind 5 to 9 mph.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. Southwest wind 7 to 9 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. Southwest wind 8 to 11 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 58. West wind around 7 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of rain after 2pm. Partly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

    Low: 54 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Light southwest wind.
Thursday
Mostly cloudy, with a high near 71. Southwest wind 5 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 63. Southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 75. Southwest wind 8 to 11 mph.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 58. West wind around 7 mph becoming north after midnight. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 54.
Sunday
A 40 percent chance of rain after 2pm. Partly sunny, with a high near 64.
Sunday Night
A chance of rain before 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mastic NYSimilar City Names
 40.8°N 72.85°W (Elev. 39 ft)
Last Update:
2:23 am EDT Oct 1, 2026
Forecast Valid:
3am EDT Oct 1, 2026-6pm EDT Oct 7, 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