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.

Overcast

39°F

4°C

Humidity 96%
Wind Speed SE 13 G 18 mph
Barometer 30.39 in (1030.3 mb)
Dewpoint 38°F (3°C)
Visibility 9.00 mi
Wind Chill31°F (-1°C)
Last update 2 Apr 4:56 pm EDT
Extended Forecast for

Unionville NY

  • Tonight

    Tonight: A chance of showers, mainly between 8pm and 3am. Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 36. Southeast wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 67. Southeast wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 22 mph.

    High: 67 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 51. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 60. Chance of precipitation is 90%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly between 8pm and 3am. Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 36. Southeast wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 67. Southeast wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 22 mph.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 51. West wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 44. Southeast wind around 6 mph. Chance of precipitation is 70%.
Sunday
Showers, mainly before 2pm. High near 60. Chance of precipitation is 90%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A chance of snow showers. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Unionville NY
 41.86°N 74.54°W (Elev. 1378 ft)
Last Update:
3:23 pm EDT Apr 2, 2026
Forecast Valid:
5pm EDT Apr 2, 2026-6pm EDT Apr 9, 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