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

21°F

-6°C

Humidity 92%
Wind Speed Calm
Barometer 30.30 in (1027.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 21 Apr 3:56 am EDT
Extended Forecast for

Grahamsville NY

  • Today

    Today: Mostly sunny, with a high near 50. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain showers before 1am, then a chance of snow showers between 1am and 2am, then a chance of rain showers after 2am. Mostly cloudy, with a low around 35. Light southeast wind. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 55. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.

    High: 55 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 50. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
A chance of rain showers before 1am, then a chance of snow showers between 1am and 2am, then a chance of rain showers after 2am. Mostly cloudy, with a low around 35. Light southeast wind. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 55. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 39. Calm wind.
Thursday
Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 65.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
2:08 am EDT Apr 21, 2026
Forecast Valid:
4am EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
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