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

33°F

1°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 32°F (0°C)
Visibility 2.00 mi
Last update 18 Jan 1:56 pm EST
Extended Forecast for

Rocky Point NY

Winter Weather Advisory January 18, 02:35pm until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 18, 02:35pm 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 22. North wind around 6 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 22 °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. Southwest wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Wind chill values between 10 and 15. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. West wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13.

    Low: 13 °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 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow, possibly mixed with rain, becoming all snow after 4pm. High near 34. Northeast wind around 6 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow, mainly before 10pm. Low around 22. North wind around 6 mph becoming west after midnight. 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. Southwest wind 7 to 16 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 16. Wind chill values between 10 and 15. West wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 24. West wind 10 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 25.
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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rocky Point NY
 40.94°N 72.91°W (Elev. 144 ft)
Last Update:
10:00 am EST Jan 18, 2026
Forecast Valid:
2pm 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