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.

Light Rain

48°F

9°C

Humidity 61%
Wind Speed E 3 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 13 May 2:56 am EDT
Extended Forecast for

Youngsville NY

  • Overnight

    Overnight: A chance of showers, mainly after 5am. Cloudy, with a low around 42. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms. Low around 46. South wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 4pm. High near 59. Northwest wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 7pm. Mostly cloudy, with a low around 43. Northwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, mainly after 5am. Cloudy, with a low around 42. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms. Low around 46. South wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 4pm. High near 59. Northwest wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers, mainly after 7pm. Mostly cloudy, with a low around 43. Northwest wind around 6 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Youngsville NY
 41.81°N 74.88°W (Elev. 1404 ft)
Last Update:
2:30 am EDT May 13, 2026
Forecast Valid:
3am EDT May 13, 2026-6pm EDT May 19, 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