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

18°F

-8°C

Humidity 68%
Wind Speed W 12 mph
Barometer 29.46 in (999.2 mb)
Dewpoint 9°F (-13°C)
Visibility 9.00 mi
Wind Chill5°F (-15°C)
Last update 15 Jan 7:56 pm EST
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Wind chill values as low as -2. West wind 8 to 11 mph, with gusts as high as 28 mph.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 28. Wind chill values as low as -1. West wind 6 to 11 mph, with gusts as high as 26 mph.

    High: 28 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 20. Calm wind. Chance of precipitation is 20%.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 34. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Light west wind.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow showers. Partly sunny, with a high near 28. Chance of precipitation is 20%.

    High: 28 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. Wind chill values as low as -2. West wind 8 to 11 mph, with gusts as high as 28 mph.
Friday
Increasing clouds, with a high near 28. Wind chill values as low as -1. West wind 6 to 11 mph, with gusts as high as 26 mph.
Friday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 20. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 34. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 21. Light west wind.
Sunday
A slight chance of snow showers. Partly sunny, with a high near 28. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 13.
M.L.King Day
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 14.
Tuesday Night
Partly cloudy, with a low around 3.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 28.
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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:
3:23 pm EST Jan 15, 2026
Forecast Valid:
8pm EST Jan 15, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation