National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

22°F

-6°C

Humidity 96%
Wind Speed SW 5 mph
Barometer 29.82 in (1011.2 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 26 Feb 6:56 am EST
Extended Forecast for

Long Flat NY

  • Today

    Today: Partly sunny, with a high near 30. West wind 3 to 5 mph.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. Light and variable wind.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. South wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44. South wind around 6 mph becoming west in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 1pm. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow before 1pm. Partly sunny, with a high near 21. Chance of precipitation is 30%.

    High: 21 °F

    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 30. West wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 13. Light and variable wind.
Friday
Sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 28. South wind around 7 mph.
Saturday
Mostly sunny, with a high near 44. South wind around 6 mph becoming west in the afternoon.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 21. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 6.
Tuesday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 40%.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Wednesday
A chance of snow. Mostly sunny, with a high near 38. 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:
5:55 am EST Feb 26, 2026
Forecast Valid:
7am EST Feb 26, 2026-6pm EST Mar 4, 2026
 
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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