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.

Overcast

49°F

9°C

Humidity 97%
Wind Speed Vrbl 6 mph
Barometer 29.75 in (1008.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 5 Apr 1:56 pm EDT
Extended Forecast for

Unionville NY

  • This Afternoon

    This Afternoon: A chance of showers before 3pm. Mostly cloudy, with a high near 56. West wind around 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 31. West wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Northwest wind around 10 mph, with gusts as high as 23 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A slight chance of snow showers before 11am, then a slight chance of rain showers between 11am and 2pm. Mostly sunny, with a high near 40. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers before 3pm. Mostly cloudy, with a high near 56. West wind around 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 31. West wind 6 to 9 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 46. Northwest wind around 10 mph, with gusts as high as 23 mph.
Monday Night
A chance of rain showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers before 11am, then a slight chance of rain showers between 11am and 2pm. Mostly sunny, with a high near 40. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Unionville NY
 41.86°N 74.54°W (Elev. 1378 ft)
Last Update:
12:53 pm EDT Apr 5, 2026
Forecast Valid:
2pm EDT Apr 5, 2026-6pm EDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation