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

33°F

1°C

Humidity 52%
Wind Speed N 3 mph
Barometer 30.34 in (1027.3 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 21 Apr 4:56 am EDT
Extended Forecast for

Shirley, Brookhaven Airport NY

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

    NOW until 9:00am Tue

    Freeze Warning

  • Overnight

    Low: 29 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost before 8am. Otherwise, increasing clouds, with a high near 49. Wind chill values between 25 and 35 early. North wind around 6 mph becoming south in the afternoon.

    High: 49 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 38. South wind 6 to 8 mph.

    Low: 38 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Cloudy, with a high near 53. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °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 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Overnight
Widespread frost. Otherwise, clear, with a low around 29. Wind chill values between 20 and 25. North wind around 7 mph.
Tuesday
Widespread frost before 8am. Otherwise, increasing clouds, with a high near 49. Wind chill values between 25 and 35 early. North wind around 6 mph becoming south in the afternoon.
Tuesday Night
A 50 percent chance of showers, mainly after 2am. Increasing clouds, with a low around 38. South wind 6 to 8 mph.
Wednesday
Showers likely, mainly before 2pm. Cloudy, with a high near 53. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 42. Calm wind.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A 50 percent chance of showers after 8am. Mostly cloudy, with a high near 53.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 58.
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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:
2:19 am EDT Apr 21, 2026
Forecast Valid:
5am EDT Apr 21, 2026-6pm EDT Apr 27, 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