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.

A Few Clouds

8°F

-13°C

Humidity 76%
Wind Speed NW 12 G 18 mph
Barometer 30.03 in (1020.2 mb)
Dewpoint 2°F (-17°C)
Visibility 9.00 mi
Wind Chill-7°F (-22°C)
Last update 29 Jan 8:56 pm EST
Extended Forecast for

4 Miles NE Grooville NY

Cold Weather Advisory until February 1, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 1, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • Tonight

    Low: -9 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 4. Wind chill values as low as -27. Northwest wind around 10 mph, with gusts as high as 21 mph.

    High: 4 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -11. Wind chill values as low as -22. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: -11 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 11. Wind chill values as low as -22. North wind 3 to 7 mph.

    High: 11 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -5. North wind 7 to 9 mph.

    Low: -5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around -9. Wind chill values as low as -26. Northwest wind around 10 mph.
Friday
Mostly sunny and cold, with a high near 4. Wind chill values as low as -27. Northwest wind around 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around -11. Wind chill values as low as -22. Northwest wind 5 to 9 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 11. Wind chill values as low as -22. North wind 3 to 7 mph.
Saturday Night
Mostly cloudy, with a low around -5. North wind 7 to 9 mph.
Sunday
Partly sunny, with a high near 13.
Sunday Night
Mostly cloudy, with a low around 1.
Monday
Mostly sunny, with a high near 20.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 6.
Wednesday
Partly sunny, with a high near 20.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Chance of precipitation is 30%.
Thursday
A chance of snow showers. Partly sunny, with a high near 20. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Grooville NY
 41.99°N 74.7°W (Elev. 2782 ft)
Last Update:
5:55 pm EST Jan 29, 2026
Forecast Valid:
9pm EST Jan 29, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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