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

25°F

-4°C

Humidity 88%
Wind Speed W 3 mph
Barometer 29.92 in (1014.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 4 Dec 3:56 am EST
Extended Forecast for

Long Flat NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 21. Southwest wind around 5 mph.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers, mainly before 11am. Mostly cloudy, with a high near 29. West wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 4 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 24. Calm wind becoming south around 6 mph in the morning.

    High: 24 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15. South wind around 5 mph becoming calm in the evening.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.

    Low: 8 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. Southwest wind around 5 mph.
Thursday
A chance of snow showers, mainly before 11am. Mostly cloudy, with a high near 29. West wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 24. Calm wind becoming south around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 15. South wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Monday
Sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Flat NY
 42.01°N 75.05°W (Elev. 1900 ft)
Last Update:
1:02 am EST Dec 4, 2025
Forecast Valid:
4am EST Dec 4, 2025-6pm EST Dec 10, 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