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

38°F

3°C

Humidity 76%
Wind Speed W 5 mph
Barometer 30.01 in (1017.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 28 Feb 9:56 pm EST
Extended Forecast for

6 Miles SW Big Indian NY

  • Tonight

    Tonight: Increasing clouds, with a low around 18. Northwest wind around 9 mph.

    Low: 18 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of snow, mainly before noon. Mostly cloudy, with a high near 23. Northwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    High: 23 °F

    Chance Snow
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 0. Wind chill values as low as -12. Northwest wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 0 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 22. Wind chill values as low as -12. Northwest wind around 6 mph.

    High: 22 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 7. South wind 3 to 8 mph.

    Low: 7 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow before 1pm, then snow, possibly mixed with freezing rain. High near 34. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 34 °F

    Chance Snow
    then Wintry
    Mix

  • Tuesday Night

    Tuesday Night: Rain or freezing rain, becoming all rain after 1am. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Rain/Freezing
    Rain

  • Wednesday

    Wednesday: A chance of rain before 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 18. Northwest wind around 9 mph.
Sunday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 23. Northwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Partly cloudy, with a low around 0. Wind chill values as low as -12. Northwest wind 7 to 11 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 22. Wind chill values as low as -12. Northwest wind around 6 mph.
Monday Night
Mostly clear, with a low around 7. South wind 3 to 8 mph.
Tuesday
A chance of snow before 1pm, then snow, possibly mixed with freezing rain. High near 34. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain or freezing rain, becoming all rain after 1am. Low around 28. Chance of precipitation is 90%.
Wednesday
A chance of rain before 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Thursday
Rain likely, mainly before 1pm. Cloudy, with a high near 47. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Big Indian NY
 42.04°N 74.54°W (Elev. 2871 ft)
Last Update:
7:03 pm EST Feb 28, 2026
Forecast Valid:
10pm EST Feb 28, 2026-6pm EST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation