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.

Mostly Cloudy

80°F

27°C

Humidity 76%
Wind Speed SW 9 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 11 Aug 7:53 pm EDT
Extended Forecast for

Upper Brookville NY

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming light and variable in the evening.

    Low: 70 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 86. North wind around 7 mph becoming west in the afternoon.

    High: 86 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69. West wind around 6 mph.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 88. West wind 5 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 69. West wind around 7 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 86. North wind around 7 mph becoming west in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 69. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 88. West wind 5 to 8 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 69. West wind around 7 mph.
Friday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Showers likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Upper Brookville NY
 40.84°N 73.58°W (Elev. 148 ft)
Last Update:
8:02 pm EDT Aug 11, 2026
Forecast Valid:
8pm EDT Aug 11, 2026-6pm EDT Aug 18, 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