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.

Mostly Cloudy

24°F

-4°C

Humidity 60%
Wind Speed SW 8 mph
Barometer 29.89 in (1014.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 16 Jan 4:56 pm EST
Extended Forecast for

Unionville NY

  • Tonight

    Tonight: Snow showers likely, mainly between midnight and 4am. Increasing clouds, with a low around 20. Light and variable wind. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.

    Low: 20 °F

    Mostly Cloudy
    then Snow
    Showers
    Likely

  • Saturday

    Saturday: Snow showers, mainly before 1pm. The snow could be heavy at times. High near 33. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of around 3 inches.

    High: 33 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. Light west wind.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 31. Calm wind becoming west around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 31 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Light northwest wind.

    Low: 13 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow showers likely, mainly between midnight and 4am. Increasing clouds, with a low around 20. Light and variable wind. Chance of precipitation is 60%. Total nighttime snow accumulation of around an inch possible.
Saturday
Snow showers, mainly before 1pm. The snow could be heavy at times. High near 33. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of around 3 inches.
Saturday Night
Mostly cloudy, with a low around 24. Light west wind.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 31. Calm wind becoming west around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 13. Light northwest wind.
M.L.King Day
Mostly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 13.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 23.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
A chance of snow showers. Partly sunny, with a high near 24. Chance of precipitation is 30%.
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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:
3:24 pm EST Jan 16, 2026
Forecast Valid:
5pm EST Jan 16, 2026-6pm EST Jan 23, 2026
 
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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