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

27°F

-3°C

Humidity 55%
Wind Speed S 8 mph
Barometer 30.25 in (1026.3 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 19 Mar 12:56 am EDT
Extended Forecast for

3 Miles WNW Big Indian NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. South wind around 10 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 36. South wind around 11 mph.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Southwest wind around 9 mph becoming west after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 2pm. Partly sunny, with a high near 46. West wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 34. Southwest wind around 14 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.

    High: 51 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of snow before 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. South wind around 10 mph.
Thursday
Mostly cloudy, with a high near 36. South wind around 11 mph.
Thursday Night
Mostly cloudy, with a low around 27. Southwest wind around 9 mph becoming west after midnight.
Friday
A chance of rain after 2pm. Partly sunny, with a high near 46. West wind 6 to 9 mph becoming south in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 34. Southwest wind around 14 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of rain before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Sunday
A chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Sunday Night
A chance of snow before 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 41.
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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:
8:37 pm EDT Mar 18, 2026
Forecast Valid:
1am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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