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

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

30°F

-1°C

Humidity 72%
Wind Speed SE 7 mph
Barometer 30.03 in (1018.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 15 Feb 10:56 pm EST
Extended Forecast for

2 Miles ESE Youngsville NY

  • Tonight

    Tonight: A chance of snow, mainly before 3am. Mostly cloudy, with a low around 23. Light east wind. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow after 1am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 43. Calm wind becoming west around 5 mph.

    High: 43 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain. High near 37. Chance of precipitation is 90%.

    High: 37 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
A chance of snow, mainly before 3am. Mostly cloudy, with a low around 23. Light east wind. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Washington's Birthday
Partly sunny, with a high near 37. Calm wind.
Monday Night
A chance of snow after 1am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Mostly cloudy, with a high near 43. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Calm wind.
Wednesday
Rain. High near 37. Chance of precipitation is 90%.
Wednesday Night
Rain likely before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Thursday
Mostly cloudy, with a high near 39.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Friday
Snow likely before 1pm, then rain likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Youngsville NY
 41.81°N 74.85°W (Elev. 1450 ft)
Last Update:
5:38 pm EST Feb 15, 2026
Forecast Valid:
11pm EST Feb 15, 2026-6pm EST Feb 22, 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