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.

Mostly Cloudy

49°F

9°C

Humidity 43%
Wind Speed NW 16 G 25 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 20 Apr 4:56 pm EDT
Extended Forecast for

Shirley, Brookhaven Airport NY

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: Isolated showers. Partly sunny, with a high near 49. Northwest wind around 13 mph. Chance of precipitation is 20%.

    High: 49 °F

    Isolated
    Showers

  • Tonight

    Tonight: Widespread frost after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 29. North wind 5 to 7 mph.

    Low: 29 °F

    Partly Cloudy
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 8am. Otherwise, sunny, with a high near 49. Wind chill values between 25 and 35 early. Northeast wind around 6 mph becoming light and variable.

    High: 49 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Increasing clouds, with a low around 36. South wind 6 to 8 mph.

    Low: 36 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 55. South wind around 11 mph.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Partly sunny, with a high near 49. Northwest wind around 13 mph. Chance of precipitation is 20%.
Tonight
Widespread frost after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 29. North wind 5 to 7 mph.
Tuesday
Widespread frost before 8am. Otherwise, sunny, with a high near 49. Wind chill values between 25 and 35 early. Northeast wind around 6 mph becoming light and variable.
Tuesday Night
A 20 percent chance of showers after 2am. Increasing clouds, with a low around 36. South wind 6 to 8 mph.
Wednesday
A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 55. South wind around 11 mph.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 55.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shirley, Brookhaven Airport NY
 40.82°N 72.88°W (Elev. 69 ft)
Last Update:
3:44 pm EDT Apr 20, 2026
Forecast Valid:
5pm EDT Apr 20, 2026-6pm EDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation