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

42°F

6°C

Humidity 49%
Wind Speed S 5 mph
Barometer 30.29 in (1026.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 29 Mar 11:56 pm EDT
Extended Forecast for

Youngsville NY

  • Overnight

    Overnight: Partly cloudy, with a low around 35. South wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56. Southwest wind 6 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 66. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 55. Southwest wind around 8 mph. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Rain likely, then showers and possibly a thunderstorm after 2pm. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers before 8pm, then a chance of rain after 8pm. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers then
    Chance Rain

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. South wind around 6 mph.
Monday
Mostly sunny, with a high near 56. Southwest wind 6 to 10 mph.
Monday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 66. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 55. Southwest wind around 8 mph. Chance of precipitation is 40%.
Wednesday
Rain likely, then showers and possibly a thunderstorm after 2pm. High near 68. Chance of precipitation is 80%.
Wednesday Night
Showers before 8pm, then a chance of rain after 8pm. Low around 42. Chance of precipitation is 80%.
Thursday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Friday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Youngsville NY
 41.79°N 74.88°W (Elev. 1473 ft)
Last Update:
3:22 pm EDT Mar 29, 2026
Forecast Valid:
12am EDT Mar 30, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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