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

Farmingdale - Republic Airport (KFRG)

Lat: 40.73°NLon: 73.42°WElev: 72ft.

Fair

71°F

22°C

Humidity 76%
Wind Speed Calm
Barometer 30.13 in (1020.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 10:53 pm EDT
Extended Forecast for

Locust Valley NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 72. South wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Heat index values as high as 99. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. Calm wind.
Wednesday
Partly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 72. South wind 5 to 7 mph. Chance of precipitation is 50%.
Thursday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Heat index values as high as 99. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 73. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 50 percent chance of showers. Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Locust Valley NY
 40.87°N 73.6°W (Elev. 138 ft)
Last Update:
4:10 pm EDT Aug 4, 2026
Forecast Valid:
11pm EDT Aug 4, 2026-6pm EDT Aug 11, 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