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 Fog/Mist

28°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in (1017.0 mb)
Dewpoint 27°F (-3°C)
Visibility 5.00 mi
Last update 18 Jan 10:56 am EST
Extended Forecast for

De Lancey NY

Winter Weather Advisory until January 18, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 18, 10:00pm

    NOW until 10:00pm Sun

    Winter Weather Advisory

  • This Afternoon

    High: 30 °F

    Snow

  • Tonight

    Tonight: Snow before 10pm, then a chance of snow showers between 10pm and 2am. Low around 14. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Snow then
    Chance Snow
    Showers

  • M.L.King Day

    M.L.King Day: Snow showers likely, mainly after 5pm. Mostly cloudy, with a high near 25. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 25 °F

    Partly Sunny
    then Snow
    Showers
    Likely

  • Monday Night

    Monday Night: A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 7. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 7 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 14. West wind around 10 mph, with gusts as high as 22 mph.

    High: 14 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Partly sunny, with a high near 26. Chance of precipitation is 30%.

    High: 26 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Low: 18 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

This Afternoon
Snow, mainly before 5pm. High near 30. Light north wind. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow before 10pm, then a chance of snow showers between 10pm and 2am. Low around 14. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
M.L.King Day
Snow showers likely, mainly after 5pm. Mostly cloudy, with a high near 25. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 7. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 14. West wind around 10 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 3.
Wednesday
A chance of snow showers after 1pm. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Thursday
A chance of snow showers. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 7.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around 6.
Saturday
A chance of snow showers. Partly sunny, with a high near 18. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Lancey NY
 42.2°N 74.98°W (Elev. 1368 ft)
Last Update:
12:10 pm EST Jan 18, 2026
Forecast Valid:
12pm EST Jan 18, 2026-6pm EST Jan 24, 2026
 
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