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.

Overcast

73°F

23°C

Humidity NA
Wind Speed NE 6 mph
Barometer 29.86 in (1010.8 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 18 Aug 5:53 am EDT
Extended Forecast for

Johnson NY

  • Today

    Today: A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63. Light southwest wind.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Light northwest wind. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers after 8am. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 59. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Light southwest wind.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Light northwest wind. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A 50 percent chance of showers after 8am. Partly sunny, with a high near 80.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Sunday Night
Showers likely. Partly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnson NY
 41.33°N 74.51°W (Elev. 486 ft)
Last Update:
5:37 am EDT Aug 18, 2026
Forecast Valid:
6am EDT Aug 18, 2026-6pm EDT Aug 24, 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