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.

Fog

35°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 29.98 in (1016.2 mb)
Dewpoint 35°F (2°C)
Visibility 0.15 mi
Last update 23 Apr 6:56 am EDT
Extended Forecast for

Grahamsville NY

  • Today

    Today: Sunny, with a high near 65. Northwest wind 5 to 13 mph, with gusts as high as 24 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 39. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 45. Southeast wind 3 to 7 mph. Chance of precipitation is 70%.

    High: 45 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 65. Northwest wind 5 to 13 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 40. Northwest wind around 6 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 39. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 45. Southeast wind 3 to 7 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 62.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 59. 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:
6:03 am EDT Apr 23, 2026
Forecast Valid:
7am EDT Apr 23, 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