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

47°F

8°C

Humidity 86%
Wind Speed E 7 mph
Barometer 29.96 in (1015.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 Apr 5:56 pm EDT
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 66. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 60. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%.

    Low: 37 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.

    High: 48 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Thursday
Sunny, with a high near 66. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Increasing clouds, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 60. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 63.
Monday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
Showers likely. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
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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:
5:44 pm EDT Apr 22, 2026
Forecast Valid:
6pm EDT Apr 22, 2026-6pm EDT Apr 29, 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