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.

A Few Clouds

38°F

3°C

Humidity 68%
Wind Speed NW 9 mph
Barometer 29.96 in (1015.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 21 Mar 6:56 pm EDT
Extended Forecast for

4 Miles SSW Big Indian NY

  • Tonight

    Tonight: A slight chance of snow after 2am, mixing with rain after 5am. Mostly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming south in the evening. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then rain likely. Mostly cloudy, with a high near 53. Southwest wind 10 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 53 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain before 2am, then a chance of rain and snow. Low around 28. North wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain then
    Rain/Snow
    Likely

  • Monday

    Monday: A chance of snow before 2pm. Mostly cloudy, with a high near 35. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
A slight chance of snow after 2am, mixing with rain after 5am. Mostly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming south in the evening. Chance of precipitation is 20%.
Sunday
A chance of rain and snow before 8am, then rain likely. Mostly cloudy, with a high near 53. Southwest wind 10 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain before 2am, then a chance of rain and snow. Low around 28. North wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow before 2pm. Mostly cloudy, with a high near 35. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 18. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
A chance of snow after 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Thursday
A chance of rain and snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Friday
A chance of rain and snow. Mostly sunny, with a high near 35. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Sunny, with a high near 34.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Big Indian NY
 42.03°N 74.48°W (Elev. 3012 ft)
Last Update:
2:37 pm EDT Mar 21, 2026
Forecast Valid:
7pm EDT Mar 21, 2026-6pm EDT Mar 28, 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