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

27°F

-3°C

Humidity 78%
Wind Speed Calm
Barometer 30.36 in (1029.8 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 15 Mar 5:56 am EDT
Extended Forecast for

De Lancey NY

  • Today

    Today: A chance of light snow, mainly before 9am. Mostly cloudy, with a high near 43. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance Light
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 4am. Mostly cloudy, with a low around 35. South wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Cloudy, with a high near 61. South wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Rain showers before 1am, then rain and snow showers between 1am and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 22. South wind 9 to 11 mph becoming west in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Severe
    Thunderstorms
    then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 25. West wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
A chance of light snow, mainly before 9am. Mostly cloudy, with a high near 43. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 35. South wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, with thunderstorms also possible after 2pm. Cloudy, with a high near 61. South wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Rain showers before 1am, then rain and snow showers between 1am and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 22. South wind 9 to 11 mph becoming west in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 25. West wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 43.
Thursday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Friday Night
Rain and snow showers likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
De Lancey NY
 42.2°N 74.98°W (Elev. 1368 ft)
Last Update:
4:57 am EDT Mar 15, 2026
Forecast Valid:
6am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation