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

41°F

5°C

Humidity 93%
Wind Speed NW 13 G 16 mph
Barometer 29.85 in (1011.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 19 Apr 9:56 am EDT
Extended Forecast for

Unionville NY

  • Today

    Today: Showers, mainly before 3pm. High near 46. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 3 to 7 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of snow showers before 10am, then a slight chance of rain and snow showers between 10am and 11am, then a slight chance of rain showers after 11am. Mostly sunny, with a high near 43. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 43 °F

    Isolated
    Rain/Snow
    then Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. Northwest wind around 6 mph becoming calm after midnight.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly before 3pm. High near 46. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly clear, with a low around 29. West wind 3 to 7 mph.
Monday
A slight chance of snow showers before 10am, then a slight chance of rain and snow showers between 10am and 11am, then a slight chance of rain showers after 11am. Mostly sunny, with a high near 43. Northwest wind 6 to 8 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 21. Northwest wind around 6 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Unionville NY
 41.86°N 74.54°W (Elev. 1378 ft)
Last Update:
8:59 am EDT Apr 19, 2026
Forecast Valid:
10am EDT Apr 19, 2026-6pm EDT Apr 25, 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