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

2 Miles N Grooville 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: Mostly cloudy, with a high near 27. Light northwest wind.

    High: 27 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of freezing rain after 5pm. Increasing clouds, with a high near 34. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 34 °F

    Partly Sunny
    then Chance
    Freezing Rain

  • Sunday Night

    Sunday Night: Freezing rain before 1am, then rain or freezing rain between 1am and 4am, then rain showers after 4am. Low around 29. South wind 6 to 9 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.2 of an inch possible.

    Low: 29 °F

    Freezing Rain
    then
    Rain/Freezing
    Rain

  • Monday

    Monday: Rain showers before 4pm, then a chance of rain and snow showers. High near 45. South wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers then
    Rain/Snow

  • Monday Night

    Monday Night: A chance of snow showers, mainly after 7pm. Mostly cloudy, with a low around 14. Breezy. Chance of precipitation is 30%.

    Low: 14 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of snow showers. Cloudy, with a high near 18. Breezy. Chance of precipitation is 40%.

    High: 18 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 27. Light northwest wind.
Tonight
Partly cloudy, with a low around 12. Calm wind.
Sunday
A chance of freezing rain after 5pm. Increasing clouds, with a high near 34. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Freezing rain before 1am, then rain or freezing rain between 1am and 4am, then rain showers after 4am. Low around 29. South wind 6 to 9 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.2 of an inch possible.
Monday
Rain showers before 4pm, then a chance of rain and snow showers. High near 45. South wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Monday Night
A chance of snow showers, mainly after 7pm. Mostly cloudy, with a low around 14. Breezy. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Cloudy, with a high near 18. Breezy. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers. Cloudy, with a low around 14. Chance of precipitation is 40%.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 50%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 5. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 19.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Grooville NY
 41.97°N 74.76°W (Elev. 2234 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

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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