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

46°F

8°C

Humidity 61%
Wind Speed N 7 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Nov 1:56 pm EST
Extended Forecast for

Middle Island NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. North wind around 6 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy frost before 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Frost

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 5 mph becoming calm in the afternoon.

    High: 47 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 54. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 54 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 52.

    High: 52 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. North wind around 6 mph.
Tonight
Patchy frost before 1am. Otherwise, increasing clouds, with a low around 32. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 47. North wind around 5 mph becoming calm in the afternoon.
Thursday Night
Increasing clouds, with a low around 34. Calm wind.
Friday
A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 54. Calm wind becoming southwest 5 to 9 mph in the morning.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Middle Island NY
 40.87°N 72.95°W (Elev. 125 ft)
Last Update:
12:56 pm EST Nov 19, 2025
Forecast Valid:
2pm EST Nov 19, 2025-6pm EST Nov 25, 2025
 
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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