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

5°F

-15°C

Humidity 66%
Wind Speed W 3 mph
Barometer 30.29 in (1029.1 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 20 Jan 7:56 pm EST
Extended Forecast for

Monticello NY

  • Tonight

    Tonight: Mostly clear, with a low around 1. Wind chill values as low as -7. West wind around 6 mph.

    Low: 1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 24. Wind chill values as low as -6. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 24 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. South wind around 9 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind 10 to 14 mph, with gusts as high as 28 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. West wind around 9 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.

    Low: 2 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 1. Wind chill values as low as -7. West wind around 6 mph.
Wednesday
Increasing clouds, with a high near 24. Wind chill values as low as -6. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 19. South wind around 9 mph.
Thursday
Mostly sunny, with a high near 35. West wind 10 to 14 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 15. West wind around 9 mph.
Friday
Partly sunny, with a high near 21.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Partly sunny and cold, with a high near 9.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 12. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 19.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello NY
 41.65°N 74.67°W (Elev. 1414 ft)
Last Update:
3:23 pm EST Jan 20, 2026
Forecast Valid:
8pm EST Jan 20, 2026-6pm EST Jan 27, 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