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

23°F

-5°C

Humidity 74%
Wind Speed Calm
Barometer 29.75 in (1009.5 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 10 Dec 2:56 am EST
Extended Forecast for

5 Miles NNE Sundown NY

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

  • Overnight

    Overnight: Mostly cloudy, with a low around 15. Southwest wind around 14 mph.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers before 7am, then snow, mainly after 7am. The snow could be heavy at times. High near 33. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 14. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely
    then Mostly
    Cloudy

  • Thursday

    Thursday: A slight chance of snow showers after 1pm. Partly sunny, with a high near 21. Wind chill values as low as -2. Blustery, with a west wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 21 °F

    Mostly Sunny
    and Blustery
    then Slight
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 11. Breezy, with a west wind 21 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    Low: 11 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.

    Low: 9 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.

    High: 26 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.

    Low: 12 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 15. Southwest wind around 14 mph.
Wednesday
A chance of snow showers before 7am, then snow, mainly after 7am. The snow could be heavy at times. High near 33. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 14. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Thursday
A slight chance of snow showers after 1pm. Partly sunny, with a high near 21. Wind chill values as low as -2. Blustery, with a west wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 11. Breezy, with a west wind 21 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 24.
Friday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 12. Chance of precipitation is 50%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 17.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 6. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
2:22 am EST Dec 10, 2025
Forecast Valid:
3am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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