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

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Fair

64°F

18°C

Humidity NA
Wind Speed Calm
Barometer 29.85 in (1010.6 mb)
Dewpoint N/A
Visibility 8.00 mi
Last update 12 Aug 4:53 am EDT
Extended Forecast for

Unionville NY

  • Today

    Today: Sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 2am. Increasing clouds, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then becoming sunny during the afternoon, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 2am. Increasing clouds, with a low around 65. Calm wind.
Thursday
Mostly cloudy, then becoming sunny during the afternoon, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57. Calm wind.
Friday
Mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 80.
Sunday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Unionville NY
 41.31°N 74.57°W (Elev. 594 ft)
Last Update:
2:24 am EDT Aug 12, 2026
Forecast Valid:
5am EDT Aug 12, 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