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.

Partly Cloudy

38°F

3°C

Humidity 57%
Wind Speed NW 20 G 29 mph
Barometer 29.82 in (1011.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 25 Dec 12:56 pm EST
Extended Forecast for

Downsville NY

Winter Storm Warning December 26, 01:00pm until December 27, 12:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 38. Northwest wind around 9 mph, with gusts as high as 22 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 9. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 9 °F

    Mostly Clear

  • Friday

    Friday: Snow likely, mainly after 5pm. The snow could be heavy at times. Increasing clouds, with a high near 26. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of around 2 inches.

    High: 26 °F

    Partly Sunny
    then Heavy
    Snow

  • Friday Night

    Friday Night: Snow, possibly mixed with sleet, becoming all snow after 1am. The snow could be heavy at times. Low around 18. Light southeast wind. Chance of precipitation is 100%. New snow and sleet accumulation of around 4 inches.

    Low: 18 °F

    Snow/Sleet

  • Saturday

    Saturday: A chance of snow before 1pm. Mostly cloudy, with a high near 31. Calm wind. Chance of precipitation is 40%.

    High: 31 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 31. Chance of precipitation is 100%.

    Low: 31 °F

    Showers

  • Monday

    Monday: Rain showers before 1pm, then rain and snow showers likely. High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Showers then
    Rain/Snow

Detailed Forecast

Christmas Day
Partly sunny, with a high near 38. Northwest wind around 9 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 9. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Friday
Snow likely, mainly after 5pm. The snow could be heavy at times. Increasing clouds, with a high near 26. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of around 2 inches.
Friday Night
Snow, possibly mixed with sleet, becoming all snow after 1am. The snow could be heavy at times. Low around 18. Light southeast wind. Chance of precipitation is 100%. New snow and sleet accumulation of around 4 inches.
Saturday
A chance of snow before 1pm. Mostly cloudy, with a high near 31. Calm wind. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
A chance of showers after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
Sunday Night
Showers. Low around 31. Chance of precipitation is 100%.
Monday
Rain showers before 1pm, then rain and snow showers likely. High near 43. Chance of precipitation is 90%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 50%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Downsville NY
 42.09°N 75°W (Elev. 1299 ft)
Last Update:
12:59 pm EST Dec 25, 2025
Forecast Valid:
1pm EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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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