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.

Light Snow Fog/Mist

30°F

-1°C

Humidity 88%
Wind Speed S 6 mph
Barometer 29.42 in (997.8 mb)
Dewpoint 27°F (-3°C)
Visibility 1.50 mi
Wind Chill24°F (-4°C)
Last update 10 Dec 12:56 pm EST
Extended Forecast for

Lake Delaware NY

Winter Weather Advisory December 10, 01:43pm until December 11, 01:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 01:43pm until December 11, 01:00am

    NOW until 1:00am Thu

    Winter Weather Advisory

  • This Afternoon

    High: 33 °F

    Snow

  • Tonight

    Tonight: Snow showers, mainly before 8pm. Low around 15. Southwest wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Snow Showers
    then Chance
    Snow Showers

  • Thursday

    Thursday: A chance of snow showers, mainly after 9am. Mostly cloudy, with a high near 22. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. West wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Chance Snow
    Showers

  • Friday

    Friday: Partly sunny, with a high near 26. West wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.

    Low: 11 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.

    Low: 10 °F

    Snow Showers
    Likely

Detailed Forecast

This Afternoon
Snow. High near 33. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around 4 inches.
Tonight
Snow showers, mainly before 8pm. Low around 15. Southwest wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday
A chance of snow showers, mainly after 9am. Mostly cloudy, with a high near 22. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 12. Wind chill values as low as zero. West wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
Partly sunny, with a high near 26. West wind 6 to 8 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 11. Chance of precipitation is 20%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Saturday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 6. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 20.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Delaware NY
 42.24°N 74.82°W (Elev. 1650 ft)
Last Update:
12:57 pm EST Dec 10, 2025
Forecast Valid:
1pm EST Dec 10, 2025-6pm EST Dec 16, 2025
 
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