Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

19°F

-7°C

Humidity 74%
Wind Speed Calm
Barometer 30.51 in (1035.0 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 8 Apr 4:56 am EDT
Extended Forecast for

Long Flat NY

  • Today

    Today: Sunny, with a high near 47. Light and variable wind.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 27. South wind around 6 mph.

    Low: 27 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 53. South wind 6 to 9 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. South wind 5 to 8 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm.  Mostly sunny, with a high near 64. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 40%.

    High: 64 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am.  Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 29.

    Low: 29 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 47. Light and variable wind.
Tonight
Clear, with a low around 27. South wind around 6 mph.
Thursday
Sunny, with a high near 53. South wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 35. South wind 5 to 8 mph.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 64. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Clear, with a low around 29.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 69.
Monday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Flat NY
 42.01°N 75.05°W (Elev. 1900 ft)
4:59 am EDT Apr 8, 2026
5am EDT Apr 8, 2026-6pm EDT Apr 14, 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