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.

Overcast

31°F

-1°C

Humidity 67%
Wind Speed Vrbl 5 mph
Barometer 30.03 in (1018.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 12 Jan 7:56 pm EST
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Mostly clear, with a low around 25. West wind 3 to 6 mph.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 42. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 4am, then snow showers. Low around 22. Light and variable wind. Chance of precipitation is 80%.

    Low: 22 °F

    Showers
    Likely then
    Rain/Snow

  • Thursday

    Thursday: Snow showers, mainly before 7am. High near 32. Chance of precipitation is 80%.

    High: 32 °F

    Snow Showers
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 25. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 40. Light and variable wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 6 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 42. Southwest wind 3 to 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain showers before 4am, then snow showers. Low around 22. Light and variable wind. Chance of precipitation is 80%.
Thursday
Snow showers, mainly before 7am. High near 32. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 11.
M.L.King Day
Partly sunny, with a high near 24.
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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:
3:23 pm EST Jan 12, 2026
Forecast Valid:
8pm EST Jan 12, 2026-6pm EST Jan 19, 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