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

21°F

-6°C

Humidity 52%
Wind Speed S 10 mph
Barometer 29.94 in (1016.6 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 9 Dec 4:56 pm EST
Extended Forecast for

5 Miles ENE Sundown NY

Winter Weather Advisory December 10, 04:00am until December 11, 01:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A chance of snow, mainly after 5am. Mostly cloudy, with a low around 16. Southwest wind 8 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 16 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. High near 35. Southwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 17. Southwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 26. West wind around 17 mph, with gusts as high as 34 mph.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. West wind 10 to 13 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.

    Low: 15 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.

    High: 31 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.

    Low: 17 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow, mainly after 5am. Mostly cloudy, with a low around 16. Southwest wind 8 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow. The snow could be heavy at times. High near 35. Southwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 17. Southwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 26. West wind around 17 mph, with gusts as high as 34 mph.
Thursday Night
Partly cloudy, with a low around 15. West wind 10 to 13 mph, with gusts as high as 30 mph.
Friday
Partly sunny, with a high near 29.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
Sunday
A chance of snow. Partly sunny, with a high near 28. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 7.
Monday
Mostly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 27.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Sundown NY
 41.93°N 74.38°W (Elev. 1535 ft)
Last Update:
12:53 pm EST Dec 9, 2025
Forecast Valid:
5pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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