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

26°F

-3°C

Humidity 66%
Wind Speed SE 6 mph
Barometer 30.21 in (1024.8 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 19 Mar 5:56 am EDT
Extended Forecast for

3 Miles WNW Big Indian NY

  • Today

    Today: Mostly cloudy, with a high near 35. South wind 9 to 11 mph.

    High: 35 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Northwest wind 7 to 9 mph.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely after 2pm. Partly sunny, with a high near 48. West wind 6 to 11 mph becoming south in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 2am. Cloudy, with a low around 33. Southwest wind around 14 mph becoming west after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 46. Northwest wind 11 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A chance of snow before 8am, then a chance of rain and snow between 8am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain likely before 8pm, then rain and snow likely between 8pm and 2am, then a chance of rain, snow, and freezing rain after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Wintry Mix
    Likely

  • Monday

    Monday: A chance of rain, snow, and freezing rain before 8am, then a chance of snow between 8am and 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Chance Wintry
    Mix then
    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 35. South wind 9 to 11 mph.
Tonight
Mostly cloudy, with a low around 26. Northwest wind 7 to 9 mph.
Friday
Showers likely after 2pm. Partly sunny, with a high near 48. West wind 6 to 11 mph becoming south in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely, mainly before 2am. Cloudy, with a low around 33. Southwest wind around 14 mph becoming west after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 46. Northwest wind 11 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Sunday
A chance of snow before 8am, then a chance of rain and snow between 8am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
Sunday Night
Rain likely before 8pm, then rain and snow likely between 8pm and 2am, then a chance of rain, snow, and freezing rain after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Monday
A chance of rain, snow, and freezing rain before 8am, then a chance of snow between 8am and 2pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Big Indian NY
 42.1°N 74.5°W (Elev. 2999 ft)
Last Update:
2:36 am EDT Mar 19, 2026
Forecast Valid:
6am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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