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.

Mostly Cloudy

67°F

19°C

Humidity 68%
Wind Speed Calm
Barometer 29.95 in (1013.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Apr 5:56 pm EDT
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Southeast wind 3 to 8 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers, mainly after 2am. Low around 45. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Slight Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 46. Northwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers, mixing with rain after 11am, then gradually ending. Partly sunny, with a high near 44. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Light and variable wind.
Saturday
Mostly sunny, with a high near 69. Southeast wind 3 to 8 mph.
Saturday Night
Showers, mainly after 2am. Low around 45. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 46. Northwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain and snow showers before 9pm, then a slight chance of snow showers. Partly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 30%.
Monday
A slight chance of snow showers, mixing with rain after 11am, then gradually ending. Partly sunny, with a high near 44. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 52.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 67.
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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:
2:30 pm EDT Apr 17, 2026
Forecast Valid:
6pm EDT Apr 17, 2026-6pm EDT Apr 24, 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