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

30°F

-1°C

Humidity 64%
Wind Speed Calm
Barometer 30.27 in (1025.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 19 Mar 4:53 am EDT
Extended Forecast for

Greenwood Lake NY

  • Today

    Today: Mostly cloudy, with a high near 45. Calm wind becoming south 5 to 7 mph in the morning.

    High: 45 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Decreasing
    Clouds

  • Friday

    Friday: A 30 percent chance of rain after 2pm. Partly sunny, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 55 °F

    Mostly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 42. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 8am. Mostly sunny, with a high near 59. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 59 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 45. Calm wind becoming south 5 to 7 mph in the morning.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 30. Light and variable wind.
Friday
A 30 percent chance of rain after 2pm. Partly sunny, with a high near 55. Calm wind becoming south 5 to 9 mph in the afternoon.
Friday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 42. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 8am. Mostly sunny, with a high near 59. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 30 percent chance of rain after 2pm. Mostly cloudy, with a high near 61.
Sunday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 45.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenwood Lake NY
 41.21°N 74.29°W (Elev. 689 ft)
Last Update:
2:26 am EDT Mar 19, 2026
Forecast Valid:
5am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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