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.

Unknown Precip

30°F

-1°C

Humidity 88%
Wind Speed S 3 mph
Barometer 29.92 in (1015.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 17 Jan 1:56 pm EST
Extended Forecast for

4 Miles N Sundown NY

Winter Weather Advisory January 17, 02:30pm until January 17, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 17, 02:30pm until January 17, 07:00pm

    NOW until 7:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 30 °F

    Snow

  • Tonight

    Tonight: A chance of snow after 4am. Mostly cloudy, with a low around 20. West wind around 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly between 8am and 9am. Cloudy, with a high near 27. West wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10. Wind chill values as low as zero. North wind around 6 mph becoming west after midnight.

    Low: 10 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 23. Southwest wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 12.

    High: 12 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow, mainly before 3pm. High near 30. West wind around 7 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
A chance of snow after 4am. Mostly cloudy, with a low around 20. West wind around 8 mph. 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 27. West wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly cloudy, with a low around 10. Wind chill values as low as zero. North wind around 6 mph becoming west after midnight.
M.L.King Day
Partly sunny, with a high near 23. Southwest wind 6 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Mostly sunny, with a high near 12.
Tuesday Night
Mostly clear, with a low around 0.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
A chance of snow showers. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 5.
Friday
Mostly sunny, with a high near 19.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sundown NY
 41.94°N 74.47°W (Elev. 2569 ft)
Last Update:
12:53 pm EST Jan 17, 2026
Forecast Valid:
2pm EST Jan 17, 2026-6pm EST Jan 23, 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