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.

Fair

12°F

-11°C

Humidity 46%
Wind Speed NW 14 G 26 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 30 Jan 9:56 am EST
Extended Forecast for

3 Miles SE Bellport NY

Cold Weather Advisory January 30, 10:39am until January 31, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 30, 10:39am until January 31, 10:00am

    NOW until 10:00am Sat

    Cold Weather Advisory

  • Today

    High: 21 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 9. Wind chill values between -5 and zero. Northwest wind 10 to 17 mph.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 22. Wind chill values between -5 and 5. North wind 9 to 11 mph.

    High: 22 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Cloudy, with a low around 16. Wind chill values between -5 and 5. Windy, with a north wind 14 to 19 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 39 mph.

    Low: 16 °F

    Mostly Cloudy
    and Blustery
    then Chance
    Snow and
    Windy

  • Sunday

    Sunday: A 30 percent chance of snow. Cloudy, with a high near 25. Windy, with a north wind 26 to 31 mph, with gusts as high as 43 mph.

    High: 25 °F

    Chance Snow
    and Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. Windy.

    Low: 19 °F

    Mostly Cloudy
    and Windy

  • Monday

    Monday: Mostly sunny, with a high near 30. Blustery.

    High: 30 °F

    Mostly Sunny
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 21. Wind chill values between -5 and 5. West wind around 18 mph, with gusts as high as 29 mph.
Tonight
Mostly cloudy, with a low around 9. Wind chill values between -5 and zero. Northwest wind 10 to 17 mph.
Saturday
Partly sunny, with a high near 22. Wind chill values between -5 and 5. North wind 9 to 11 mph.
Saturday Night
A 30 percent chance of snow after 1am. Cloudy, with a low around 16. Wind chill values between -5 and 5. Windy, with a north wind 14 to 19 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 39 mph.
Sunday
A 30 percent chance of snow. Cloudy, with a high near 25. Windy, with a north wind 26 to 31 mph, with gusts as high as 43 mph.
Sunday Night
Mostly cloudy, with a low around 19. Windy.
Monday
Mostly sunny, with a high near 30. Blustery.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Thursday
Partly sunny, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Bellport NY
 40.71°N 72.9°W (Elev. 0 ft)
Last Update:
1:47 am EST Jan 30, 2026
Forecast Valid:
10am EST Jan 30, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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