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

33°F

1°C

Humidity 52%
Wind Speed NW 6 mph
Barometer 29.70 in (1006.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 11 Nov 12:53 am EST
Extended Forecast for

Mongaup NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 23. Wind chill values between 15 and 20. West wind around 9 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A 40 percent chance of snow showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 37. Wind chill values between 15 and 25. West wind 10 to 15 mph, with gusts as high as 37 mph.

    High: 37 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers after 4am. Increasing clouds, with a low around 27. West wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. Wind chill values between 25 and 35 early. West wind 6 to 8 mph.

    High: 45 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. West wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 23. Wind chill values between 15 and 20. West wind around 9 mph, with gusts as high as 20 mph.
Veterans Day
A 40 percent chance of snow showers, mainly between 10am and 4pm. Mostly cloudy, with a high near 37. Wind chill values between 15 and 25. West wind 10 to 15 mph, with gusts as high as 37 mph.
Tuesday Night
A 20 percent chance of snow showers after 4am. Increasing clouds, with a low around 27. West wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 45. Wind chill values between 25 and 35 early. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 34. West wind around 6 mph.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 52.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Monday
A 30 percent chance of rain. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mongaup NY
 41.42°N 74.75°W (Elev. 794 ft)
Last Update:
12:59 am EST Nov 11, 2025
Forecast Valid:
1am EST Nov 11, 2025-6pm EST Nov 17, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation