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.

Fair

67°F

19°C

Humidity 23%
Wind Speed SW 10 mph
Barometer 29.93 in (1014.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 9 Mar 4:56 pm EDT
Extended Forecast for

Youngsville NY

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, clear, with a low around 36. Southwest wind around 6 mph becoming calm in the evening.

    Low: 36 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 67. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 11pm. Low around 38. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 2pm, then a slight chance of snow showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 2pm. Partly sunny, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 2am. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.

    Low: 26 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 36. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 48. Calm wind.
Wednesday
Showers likely, mainly after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 67. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, with thunderstorms also possible after 11pm. Low around 38. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Thursday
A chance of rain and snow showers before 2pm, then a slight chance of snow showers. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 21.
Friday
A chance of snow after 2pm. Partly sunny, with a high near 38. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow before 2am. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Youngsville NY
 41.79°N 74.88°W (Elev. 1473 ft)
Last Update:
3:22 pm EDT Mar 9, 2026
Forecast Valid:
5pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
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