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.

Fair

3°F

-16°C

Humidity 76%
Wind Speed W 7 mph
Barometer 30.22 in (1027.1 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 9 Feb 7:56 am EST
Extended Forecast for

De Lancey NY

Cold Weather Advisory February 9, 08:35am until February 9, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 9, 08:35am until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Today

    High: 20 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 7. Calm wind.

    Low: 7 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 32. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of snow showers and freezing rain before 8pm, then a chance of snow showers. Cloudy, with a low around 23. South wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Wintry
    Mix then
    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers. Mostly cloudy, with a high near 30. Northwest wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 30 °F

    Chance Snow
    Showers

  • Wednesday Night

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

    Low: 18 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy

  • Thursday Night

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

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 20. Wind chill values as low as -9. Calm wind becoming northwest around 6 mph.
Tonight
Mostly cloudy, with a low around 7. Calm wind.
Tuesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 32. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A chance of snow showers and freezing rain before 8pm, then a chance of snow showers. Cloudy, with a low around 23. South wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 30. Northwest wind 7 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
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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:
5:38 am EST Feb 9, 2026
Forecast Valid:
8am EST Feb 9, 2026-6pm EST Feb 15, 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