National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

25°F

-4°C

Humidity 85%
Wind Speed Calm
Barometer 30.06 in (1020.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 27 Dec 1:56 pm EST
Extended Forecast for

Grahamsville NY

Winter Weather Advisory December 28, 02:00pm until December 29, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 30. Calm wind.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 5pm. Increasing clouds, with a high near 37. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 37 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Rain or freezing rain, becoming all rain after 4am. Low around 30. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible.

    Low: 30 °F

    Rain/Freezing
    Rain

  • Monday

    Monday: Showers, mainly before 1pm. High near 48. Southwest wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Monday Night

    Monday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 30. Calm wind.
Tonight
Partly cloudy, with a low around 13. Calm wind.
Sunday
A chance of showers after 5pm. Increasing clouds, with a high near 37. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain or freezing rain, becoming all rain after 4am. Low around 30. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible.
Monday
Showers, mainly before 1pm. High near 48. Southwest wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Monday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Mostly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
12:58 pm EST Dec 27, 2025
Forecast Valid:
2pm EST Dec 27, 2025-6pm EST Jan 2, 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