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

32°F

0°C

Humidity 73%
Wind Speed E 10 mph
Barometer 29.73 in (1008.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 13 Mar 9:56 pm EDT
Extended Forecast for

3 Miles SSE Grant Mills NY

Wind Advisory March 14, 06:00am until March 14, 06:00pm
Winter Weather Advisory March 13, 10:24pm until March 14, 08:00am
Click here for hazard details and duration
Wind Advisory
Winter Weather Advisory
  •  
    Winter Weather Advisory March 13, 10:24pm until March 14, 08:00am

    NOW until 8:00am Sat

    Winter Weather Advisory

  • Tonight

    Low: 25 °F

    Heavy Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 31. Breezy, with a west wind 17 to 20 mph, with gusts as high as 41 mph.

    High: 31 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 17. Northwest wind 9 to 14 mph becoming light after midnight.

    Low: 17 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 37. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 37 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely between 2am and 5am, then rain likely after 5am. Mostly cloudy, with a low around 29. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Rain. High near 56. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Rain

  • Monday Night

    Monday Night: Rain and snow before 2am, then a chance of snow. Low around 20. Chance of precipitation is 90%.

    Low: 20 °F

    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow before 8am. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.

    High: 26 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Snow likely, mainly before midnight. The snow could be heavy at times. Mostly cloudy, with a low around 25. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.
Saturday
Mostly cloudy, with a high near 31. Breezy, with a west wind 17 to 20 mph, with gusts as high as 41 mph.
Saturday Night
Increasing clouds, with a low around 17. Northwest wind 9 to 14 mph becoming light after midnight.
Sunday
Mostly cloudy, with a high near 37. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Showers likely between 2am and 5am, then rain likely after 5am. Mostly cloudy, with a low around 29. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 56. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain and snow before 2am, then a chance of snow. Low around 20. Chance of precipitation is 90%.
Tuesday
A chance of snow before 8am. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Mostly cloudy, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly cloudy, with a high near 37.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Grant Mills NY
 42.03°N 74.66°W (Elev. 2533 ft)
Last Update:
8:37 pm EDT Mar 13, 2026
Forecast Valid:
10pm EDT Mar 13, 2026-6pm EDT Mar 20, 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