Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Partly Cloudy

32°F

0°C

Humidity 73%
Wind Speed Calm
Barometer 30.17 in (1021.7 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 18 Nov 11:56 pm EST
Extended Forecast for

Upton NY

  • Overnight

    Overnight: A chance of rain after 1am, mixing with snow after 4am.  Mostly cloudy, with a low around 35. Calm wind.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 7am, then a slight chance of rain between 7am and 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 5 mph.  Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Areas of frost before 1am.  Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Areas Frost

  • Thursday

    Thursday: Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 1am.  Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain after 1am, mixing with snow after 4am. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow before 7am, then a slight chance of rain between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.
Wednesday Night
Areas of frost before 1am. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Thursday
Partly sunny, with a high near 50. Northeast wind 3 to 6 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 41. Calm wind.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Upton NY
 40.87°N 72.89°W (Elev. 89 ft)
8:17 pm EST Nov 18, 2025
12am 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