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

62°F

17°C

Humidity 31%
Wind Speed SW 6 mph
Barometer 29.95 in (1014.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 9 Mar 6:56 pm EDT
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Patchy fog between 4am and 5am. Otherwise, clear, with a low around 38. Light west wind.

    Low: 38 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 2am. Low around 41. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 2pm, then a chance of snow showers. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.

    High: 45 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 2pm. Partly sunny, with a high near 40. Chance of precipitation is 40%.

    High: 40 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Patchy fog between 4am and 5am. Otherwise, clear, with a low around 38. Light west wind.
Tuesday
Sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 48. Calm wind.
Wednesday
Showers likely, mainly after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 69. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, with thunderstorms also possible after 2am. Low around 41. Southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Thursday
A chance of rain and snow showers before 2pm, then a chance of snow showers. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 23.
Friday
A chance of snow after 2pm. Partly sunny, with a high near 40. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow before 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
7:02 pm EDT Mar 9, 2026
Forecast Valid:
7pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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