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.

Light Rain

49°F

9°C

Humidity 100%
Wind Speed E 5 mph
Barometer 30.38 in (1029.2 mb)
Dewpoint 49°F (9°C)
Visibility 7.00 mi
Wind Chill47°F (8°C)
Last update 11 Oct 9:56 am EDT
Extended Forecast for

Grahamsville NY

  • Today

    Today: Showers, mainly after noon. High near 56. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before midnight. Low around 50. Northeast wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers then
    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 69. Northwest wind 3 to 7 mph.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Light northwest wind.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 68. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly after noon. High near 56. East wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Showers, mainly before midnight. Low around 50. Northeast wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
Mostly sunny, with a high near 69. Northwest wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 50. Light northwest wind.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 68. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Friday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 52. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.86°N 74.54°W (Elev. 1378 ft)
Last Update:
6:30 am EDT Oct 11, 2026
Forecast Valid:
11am EDT Oct 11, 2026-6pm EDT Oct 17, 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