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.

Light Snow Fog/Mist

23°F

-5°C

Humidity 96%
Wind Speed N 3 mph
Barometer 29.96 in (1016.6 mb)
Dewpoint 22°F (-6°C)
Visibility 1.00 mi
Last update 18 Jan 4:56 am EST
Extended Forecast for

Monticello NY

  • Overnight

    Overnight: A chance of snow showers. Cloudy, with a low around 24. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Snow showers likely, mainly before 1pm. Cloudy, with a high near 30. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of around 3 inches.

    High: 30 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 13. Northwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 25. West wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7. West wind around 14 mph, with gusts as high as 25 mph.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 2.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of snow showers. Cloudy, with a low around 24. Calm wind. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow showers likely, mainly before 1pm. Cloudy, with a high near 30. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of around 3 inches.
Sunday Night
A slight chance of snow showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 13. Northwest wind around 6 mph. Chance of precipitation is 20%.
M.L.King Day
Partly sunny, with a high near 25. West wind 6 to 14 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 7. West wind around 14 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 15.
Tuesday Night
Mostly clear, with a low around 2.
Wednesday
Partly sunny, with a high near 23.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 29.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
A chance of snow. Partly sunny, with a high near 26. Chance of precipitation is 30%.
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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:
4:58 am EST Jan 18, 2026
Forecast Valid:
5am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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