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

24°F

-4°C

Humidity 91%
Wind Speed Calm
Barometer 30.05 in (1019.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 20 Mar 4:56 am EDT
Extended Forecast for

Youngsville NY

  • Today

    Today: Rain, mainly after 3pm. High near 52. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Partly Sunny
    then Rain

  • Tonight

    Tonight: Rain, mainly before 7pm. Low around 33. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Northwest wind around 8 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after 2am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 54. South wind 5 to 7 mph. Chance of precipitation is 50%.

    High: 54 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely before 5am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain likely, possibly mixing with snow after 8am, then gradually ending. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday Night

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

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly after 3pm. High near 52. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 7pm. Low around 33. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 46. Northwest wind around 8 mph.
Saturday Night
A slight chance of snow after 2am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 54. South wind 5 to 7 mph. Chance of precipitation is 50%.
Sunday Night
Rain likely before 5am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Monday
Rain likely, possibly mixing with snow after 8am, then gradually ending. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 47. Chance of precipitation is 30%.
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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:
4:57 am EDT Mar 20, 2026
Forecast Valid:
5am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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