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

30°F

-1°C

Humidity 88%
Wind Speed Vrbl 3 mph
Barometer 29.93 in (1015.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 17 Jan 2:56 pm EST
Extended Forecast for

2 Miles NNE Sundown NY

Winter Weather Advisory January 17, 03:18pm until January 17, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 17, 03:18pm until January 17, 07:00pm

    NOW until 7:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 33 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow after 4am. Increasing clouds, with a low around 23. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly between 8am and 9am. Cloudy, with a high near 31. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 27. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 2 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A chance of snow before 4pm. Mostly cloudy, with a high near 33. West wind around 5 mph. Chance of precipitation is 50%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
A chance of snow after 4am. Increasing clouds, with a low around 23. Calm wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly between 8am and 9am. Cloudy, with a high near 31. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly cloudy, with a low around 13. Calm wind.
M.L.King Day
Partly sunny, with a high near 27. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 16.
Tuesday Night
Mostly clear, with a low around 2.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
A chance of snow showers. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 7.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Sundown NY
 41.92°N 74.44°W (Elev. 1280 ft)
Last Update:
12:53 pm EST Jan 17, 2026
Forecast Valid:
3pm EST Jan 17, 2026-6pm EST Jan 24, 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