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.

Mostly Cloudy

27°F

-3°C

Humidity 89%
Wind Speed Calm
Barometer 30.04 in (1019.0 mb)
Dewpoint 24°F (-4°C)
Visibility 7.00 mi
Last update 15 Feb 8:56 am EST
Extended Forecast for

3 Miles WNW Big Indian NY

  • Today

    Today: Mostly sunny, with a high near 33. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of snow showers, mainly between 10pm and 4am. Cloudy, with a low around 22. Southeast wind 7 to 9 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    Showers

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 36. Southeast wind around 6 mph becoming south in the afternoon.

    High: 36 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 28. South wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 40. West wind 7 to 9 mph.

    High: 40 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain before 1pm, then rain and snow. High near 35. Chance of precipitation is 90%.

    High: 35 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, mainly before 1am. Low around 29. Chance of precipitation is 80%.

    Low: 29 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 33. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Tonight
A chance of snow showers, mainly between 10pm and 4am. Cloudy, with a low around 22. Southeast wind 7 to 9 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Washington's Birthday
Mostly cloudy, with a high near 36. Southeast wind around 6 mph becoming south in the afternoon.
Monday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 28. South wind 7 to 9 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 40. West wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A chance of rain before 1pm, then rain and snow. High near 35. Chance of precipitation is 90%.
Wednesday Night
Rain and snow, mainly before 1am. Low around 29. Chance of precipitation is 80%.
Thursday
A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Friday
Rain and snow likely. Mostly cloudy, with a high near 35. Chance of precipitation is 70%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Big Indian NY
 42.1°N 74.5°W (Elev. 2999 ft)
Last Update:
6:52 am EST Feb 15, 2026
Forecast Valid:
9am EST Feb 15, 2026-6pm EST Feb 21, 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