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.

Mostly Cloudy

73°F

23°C

Humidity NA
Wind Speed SE 5 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 12 Jul 6:56 pm EDT
Extended Forecast for

Mid Island NY

  • Tonight

    Tonight: Increasing clouds, with a low around 69. Southeast wind around 6 mph becoming calm in the evening.

    Low: 69 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 83. East wind 3 to 8 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the morning.

    High: 85 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 75.

    Low: 75 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 69. Southeast wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 83. East wind 3 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly cloudy, with a low around 75.
Thursday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 75.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mid Island NY
 40.87°N 72.92°W (Elev. 108 ft)
Last Update:
6:14 pm EDT Jul 12, 2025
Forecast Valid:
7pm EDT Jul 12, 2025-6pm EDT Jul 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