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

Hazardous Weather Conditions

Current conditions at

Farmingdale - Republic Airport (KFRG)

Lat: 40.73°NLon: 73.42°WElev: 72ft.

Mostly Cloudy

82°F

28°C

Humidity 53%
Wind Speed S 6 mph
Barometer 29.91 in (1012.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 May 4:53 pm EDT
Extended Forecast for

Upper Brookville NY

Severe T-storm Watch until May 20, 09:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until May 20, 09:00pm

    NOW until 9:00pm Wed

    Severe T-storm Watch

  • This Afternoon

    High: 86 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 5am, then a chance of showers. Some of the storms could be severe. Low around 55. North wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 11am. Cloudy, with a high near 63. Northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 51. Light and variable wind.

    Low: 51 °F

    Gradual
    Clearing

  • Friday

    Friday: Increasing clouds, with a high near 66. Northeast wind around 11 mph.

    High: 66 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe. Steady temperature around 86. Northwest wind around 10 mph. Chance of precipitation is 80%.
Tonight
Showers and possibly a thunderstorm before 5am, then a chance of showers. Some of the storms could be severe. Low around 55. North wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before 11am. Cloudy, with a high near 63. Northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 51. Light and variable wind.
Friday
Increasing clouds, with a high near 66. Northeast wind around 11 mph.
Friday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 50.
Saturday
Showers, mainly after 8am. High near 58. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 50. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Cloudy, with a high near 66. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55.
Memorial Day
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 82.
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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:
2:26 pm EDT May 20, 2026
Forecast Valid:
5pm EDT May 20, 2026-6pm EDT May 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