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

12°F

-11°C

Humidity 64%
Wind Speed Calm
Barometer 29.84 in (1013.0 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 24 Feb 6:56 pm EST
Extended Forecast for

Long Flat NY

  • Tonight

    Tonight: Snow, mainly after 3am. Low around 12. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of around 2 inches.

    Low: 12 °F

    Partly Cloudy
    then Snow

  • Wednesday

    Wednesday: Snow before 11am, then a chance of snow showers after noon. High near 36. Southwest wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow then
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 17. West wind 6 to 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A slight chance of snow after 1pm. Mostly sunny, with a high near 30. West wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 30 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow. Partly cloudy, with a low around 16. Light and variable wind. Chance of precipitation is 20%.

    Low: 16 °F

    Slight Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow, mainly after 3am. Low around 12. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of around 2 inches.
Wednesday
Snow before 11am, then a chance of snow showers after noon. High near 36. Southwest wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 17. West wind 6 to 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of snow after 1pm. Mostly sunny, with a high near 30. West wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 16. Light and variable wind. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 10.
Monday
A chance of snow. Partly sunny, with a high near 21. Chance of precipitation is 40%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Tuesday
A chance of snow. Partly sunny, with a high near 29. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Long Flat NY
 42.01°N 75.05°W (Elev. 1900 ft)
Last Update:
7:06 pm EST Feb 24, 2026
Forecast Valid:
7pm EST Feb 24, 2026-6pm EST Mar 3, 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