National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

22°F

-6°C

Humidity 46%
Wind Speed NW 7 mph
Barometer 30.12 in (1022.8 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill13°F (-11°C)
Last update 9 Feb 4:56 pm EST
Extended Forecast for

Unionville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers, mainly after noon. Mostly cloudy, with a high near 32. Light and variable wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers and freezing rain before 1am. Mostly cloudy, with a low around 23. Light and variable wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Wintry
    Mix

  • Wednesday

    Wednesday: A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 32. Northwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18. Northwest wind around 9 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 13. Calm wind.
Tuesday
A chance of snow showers, mainly after noon. Mostly cloudy, with a high near 32. Light and variable wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow showers and freezing rain before 1am. Mostly cloudy, with a low around 23. Light and variable wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
A slight chance of snow showers after 1pm. Mostly cloudy, with a high near 32. Northwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 18. Northwest wind around 9 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 28.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Sunday Night
Snow showers likely. Mostly cloudy, with a low around 23. Chance of precipitation is 70%.
Washington's Birthday
A chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
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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:
3:22 pm EST Feb 9, 2026
Forecast Valid:
5pm EST Feb 9, 2026-6pm EST Feb 16, 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