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

40°F

4°C

Humidity 53%
Wind Speed NW 9 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 18 Nov 7:56 am EST
Extended Forecast for

Middle Island NY

  • Today

    Today: Sunny, with a high near 46. West wind around 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 1am. Increasing clouds, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 6 mph.

    High: 48 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Areas of frost before 1am. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Areas Frost

  • Thursday

    Thursday: Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of rain. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of rain after 1am. Increasing clouds, with a low around 35. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 6 mph.
Wednesday Night
Areas of frost before 1am. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Thursday
Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 41.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 56.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Middle Island NY
 40.87°N 72.95°W (Elev. 125 ft)
Last Update:
5:29 am EST Nov 18, 2025
Forecast Valid:
8am EST Nov 18, 2025-6pm EST Nov 24, 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