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.

A Few Clouds

76°F

24°C

Humidity 58%
Wind Speed W 13 G 17 mph
Barometer 30.07 in (1017.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Jun 1:56 pm EDT
Extended Forecast for

Youngsville NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 79. West wind around 7 mph.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers, mainly between 10am and 5pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: A slight chance of showers before 9pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Calm wind.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 2am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 79. West wind around 7 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. Calm wind.
Saturday
A chance of showers, mainly between 10am and 5pm. Areas of fog before 9am. Otherwise, partly sunny, with a high near 74. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A slight chance of showers before 9pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 81. Calm wind.
Sunday Night
Patchy fog before 2am, then patchy fog after 4am. Otherwise, mostly clear, with a low around 57.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 89.
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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:
2:30 pm EDT Jun 26, 2026
Forecast Valid:
2pm EDT Jun 26, 2026-6pm EDT Jul 2, 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