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.

Fair

23°F

-5°C

Humidity 88%
Wind Speed Calm
Barometer 30.05 in (1019.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 28 Feb 6:56 am EST
Extended Forecast for

3 Miles WNW Big Indian NY

  • Today

    Today: Partly sunny, with a high near 42. South wind 8 to 15 mph becoming west in the afternoon.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 20. Northwest wind around 9 mph.

    Low: 20 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Snow likely, possibly mixed with sleet, becoming all snow after 10am. Cloudy, then gradually becoming mostly sunny, with a high near 25. South wind 9 to 14 mph becoming northwest in the morning. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 3 inches possible.

    High: 25 °F

    Snow/Sleet
    Likely then
    Snow Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 1. Wind chill values as low as -13. Northwest wind 11 to 17 mph.

    Low: 1 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 20. Northwest wind 7 to 10 mph.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Tuesday

    Tuesday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 70%.

    High: 35 °F

    Chance Snow
    then Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain before 1am, then rain and snow likely. Low around 27. Chance of precipitation is 90%.

    Low: 27 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 42. South wind 8 to 15 mph becoming west in the afternoon.
Tonight
Increasing clouds, with a low around 20. Northwest wind around 9 mph.
Sunday
Snow likely, possibly mixed with sleet, becoming all snow after 10am. Cloudy, then gradually becoming mostly sunny, with a high near 25. South wind 9 to 14 mph becoming northwest in the morning. Chance of precipitation is 60%. New snow and sleet accumulation of 1 to 3 inches possible.
Sunday Night
Partly cloudy, with a low around 1. Wind chill values as low as -13. Northwest wind 11 to 17 mph.
Monday
Sunny, with a high near 20. Northwest wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 5.
Tuesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 70%.
Tuesday Night
Rain before 1am, then rain and snow likely. Low around 27. Chance of precipitation is 90%.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
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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 28, 2026
Forecast Valid:
7am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation