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

46°F

8°C

Humidity 89%
Wind Speed S 13 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Jan 3:56 pm EST
Extended Forecast for

Middle Island NY

  • This Afternoon

    This Afternoon: Cloudy, with a high near 52. South wind around 10 mph.

    High: 52 °F

    Cloudy

  • Tonight

    Tonight: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. South wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 45. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Partly Sunny
    then Rain

  • Saturday Night

    Saturday Night: Rain. Low around 37. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. West wind 6 to 15 mph.

    High: 44 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 52. South wind around 10 mph.
Tonight
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. South wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Saturday
Rain, mainly after 1pm. High near 45. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 37. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of rain, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. West wind 6 to 15 mph.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 32.
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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:
1:01 pm EST Jan 9, 2026
Forecast Valid:
4pm EST Jan 9, 2026-6pm EST Jan 16, 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