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.

Fair

50°F

10°C

Humidity 39%
Wind Speed S 7 mph
Barometer 30.45 in (1032.1 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 12 Apr 11:56 am EDT
Extended Forecast for

Youngsville NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. South wind 6 to 10 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Southeast wind 6 to 8 mph.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 67. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54. West wind 3 to 8 mph.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. South wind 6 to 10 mph.
Tonight
Mostly cloudy, with a low around 42. Southeast wind 6 to 8 mph.
Monday
A chance of showers, mainly between 10am and 5pm. Mostly cloudy, with a high near 67. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 54. West wind 3 to 8 mph.
Tuesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 50.
Saturday
Mostly sunny, with a high near 75.
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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:
12:37 pm EDT Apr 12, 2026
Forecast Valid:
12pm EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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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