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

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Heavy Snow Freezing Fog

30°F

-1°C

Humidity 92%
Wind Speed SW 7 mph
Barometer 29.41 in (997.6 mb)
Dewpoint 28°F (-2°C)
Visibility 0.25 mi
Wind Chill23°F (-5°C)
Last update 10 Dec 1:56 pm EST
Extended Forecast for

2 Miles ESE Youngsville NY

Winter Weather Advisory December 10, 02:01pm until December 11, 01:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 02:01pm until December 11, 01:00am

    NOW until 1:00am Thu

    Winter Weather Advisory

  • This Afternoon

    High: 33 °F

    Snow

  • Tonight

    Tonight: Snow showers likely, mainly before midnight. Cloudy, with a low around 17. Southwest wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of snow showers, mainly between noon and 3pm. Partly sunny, with a high near 23. West wind around 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Mostly sunny, with a high near 26. West wind 6 to 9 mph.

    High: 26 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 30%.

    High: 29 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.

    Low: 13 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Snow. High near 33. South wind around 9 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around 3 inches.
Tonight
Snow showers likely, mainly before midnight. Cloudy, with a low around 17. Southwest wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers, mainly between noon and 3pm. Partly sunny, with a high near 23. West wind around 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 26. West wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 12.
Saturday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.
Sunday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 22. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Partly sunny, with a high near 20.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Youngsville NY
 41.81°N 74.85°W (Elev. 1450 ft)
Last Update:
12:57 pm EST Dec 10, 2025
Forecast Valid:
2pm EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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