National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed N 3 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 32°F (0°C)
Visibility 1.50 mi
Last update 18 Jan 10:56 am EST
Extended Forecast for

Shirley, Brookhaven Airport NY

Winter Weather Advisory until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 19, 04:00am

    NOW until 4:00am Mon

    Winter Weather Advisory

  • This Afternoon

    High: 34 °F

    Rain/Snow

  • Tonight

    Tonight: Snow, mainly before 10pm. Low around 20. Light and variable wind becoming northwest around 6 mph in the evening. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow then
    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 32. Wind chill values between 15 and 20. West wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. Wind chill values between 5 and 10. West wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. West wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow, possibly mixed with rain, becoming all snow after 4pm. High near 34. Northeast wind 5 to 7 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly before 10pm. Low around 20. Light and variable wind becoming northwest around 6 mph in the evening. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
M.L.King Day
Mostly sunny, with a high near 32. Wind chill values between 15 and 20. West wind 7 to 17 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 14. Wind chill values between 5 and 10. West wind 11 to 14 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 24. West wind 10 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shirley, Brookhaven Airport NY
 40.82°N 72.88°W (Elev. 69 ft)
Last Update:
10:00 am EST Jan 18, 2026
Forecast Valid:
12pm EST Jan 18, 2026-6pm EST Jan 24, 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