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.

Overcast

59°F

15°C

Humidity 90%
Wind Speed SW 9 mph
Barometer 29.53 in (999.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 12 Mar 3:56 am EDT
Extended Forecast for

4 Miles WSW Big Indian NY

  • Overnight

    Overnight: Showers likely. Mostly cloudy, with a low around 28. West wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain showers, snow showers, and freezing rain likely before 9am, then a chance of sleet between 9am and 10am, then a chance of snow showers after 10am. Mostly cloudy, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 18 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.

    High: 29 °F⇓

    Wintry Mix
    Likely and
    Blustery then
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: A slight chance of snow showers before 9am, then a chance of snow, mainly after 2pm. Increasing clouds, with a high near 34. South wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.

    High: 34 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow before 2am. Mostly cloudy, with a low around 24. Breezy, with a south wind 18 to 22 mph. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 34. Windy.

    High: 34 °F

    Partly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of snow between 8am and 2pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 31. Breezy. Chance of precipitation is 70%.

    Low: 31 °F

    Chance Rain
    then Rain
    Likely and
    Breezy

Detailed Forecast

Overnight
Showers likely. Mostly cloudy, with a low around 28. West wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain showers, snow showers, and freezing rain likely before 9am, then a chance of sleet between 9am and 10am, then a chance of snow showers after 10am. Mostly cloudy, with a temperature falling to around 24 by 5pm. Blustery, with a northwest wind 18 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 17. Blustery, with a northwest wind 14 to 20 mph, with gusts as high as 30 mph.
Friday
A slight chance of snow showers before 9am, then a chance of snow, mainly after 2pm. Increasing clouds, with a high near 34. South wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of around an inch possible.
Friday Night
A chance of snow before 2am. Mostly cloudy, with a low around 24. Breezy, with a south wind 18 to 22 mph. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 34. Windy.
Saturday Night
Mostly cloudy, with a low around 19. Breezy.
Sunday
A chance of snow between 8am and 2pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 31. Breezy. Chance of precipitation is 70%.
Monday
Rain. High near 54. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 19. Breezy. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 26. Breezy.
Tuesday Night
Mostly cloudy, with a low around 11.
Wednesday
Partly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Big Indian NY
 42.05°N 74.5°W (Elev. 3189 ft)
Last Update:
2:37 am EDT Mar 12, 2026
Forecast Valid:
4am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation