National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Shirley, Brookhaven Airport (KHWV)

Lat: 40.82°NLon: 72.87°WElev: 82ft.

Fair

59°F

15°C

Humidity 96%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Jun 2:56 am EDT
Extended Forecast for

Calverton NY

  • Overnight

    Overnight: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 65. South wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers between 11am and 2pm. Partly sunny, with a high near 81. South wind 6 to 9 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 63. Calm wind.
Thursday
Mostly sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm, mainly after 5am. Increasing clouds, with a low around 65. South wind 5 to 7 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers between 11am and 2pm. Partly sunny, with a high near 81. South wind 6 to 9 mph. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 64.
Sunday
Sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Calverton NY
 40.92°N 72.77°W (Elev. 56 ft)
Last Update:
2:24 am EDT Jun 25, 2026
Forecast Valid:
3am EDT Jun 25, 2026-6pm EDT Jul 1, 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