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

Hazardous Weather Conditions

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Fair

-8°F

-22°C

Humidity 67%
Wind Speed Calm
Barometer 30.47 in (1032.7 mb)
Dewpoint -16°F (-27°C)
Visibility 10.00 mi
Last update 21 Jan 6:53 am EST
Extended Forecast for

2 Miles N Greenwood Lake NY

  • Today

    Today: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 25. Wind chill values between 5 and 15. Calm wind becoming south 5 to 8 mph in the morning.

    High: 25 °F

    Sunny then
    Slight Chance
    Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 10pm. Cloudy during the early evening, then gradual clearing, with a temperature rising to around 29 by 2am. Wind chill values between 20 and 25. South wind around 7 mph.

    Low: 25 °F⇑

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Wind chill values between 20 and 30. West wind 8 to 13 mph, with gusts as high as 25 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind 5 to 7 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. West wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 13.

    High: 13 °F

    Cold

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy and cold, with a high near 13. Chance of precipitation is 70%.

    High: 13 °F

    Snow Likely

Detailed Forecast

Today
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 25. Wind chill values between 5 and 15. Calm wind becoming south 5 to 8 mph in the morning.
Tonight
A 20 percent chance of snow before 10pm. Cloudy during the early evening, then gradual clearing, with a temperature rising to around 29 by 2am. Wind chill values between 20 and 25. South wind around 7 mph.
Thursday
Mostly sunny, with a high near 39. Wind chill values between 20 and 30. West wind 8 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 18. West wind 5 to 7 mph.
Friday
Partly sunny, with a high near 27. West wind 5 to 11 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Mostly sunny and cold, with a high near 13.
Saturday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 5.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 13. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 8.
Monday
A 30 percent chance of snow. Partly sunny and cold, with a high near 20.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Greenwood Lake NY
 41.26°N 74.28°W (Elev. 899 ft)
Last Update:
1:12 am EST Jan 21, 2026
Forecast Valid:
7am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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