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.

Fog/Mist

46°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 29.75 in (1008.1 mb)
Dewpoint 46°F (8°C)
Visibility 1.00 mi
Last update 20 Mar 10:56 pm EDT
Extended Forecast for

3 Miles WNW Big Indian NY

  • Tonight

    Tonight: A slight chance of rain before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 30. Northwest wind 11 to 13 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 43. Northwest wind 10 to 17 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of snow after 2am. Increasing clouds, with a low around 32. Northwest wind 6 to 10 mph becoming south in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then rain likely. Mostly cloudy, with a high near 54. South wind 11 to 14 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely before 2am, then a chance of showers after 2am. Cloudy, with a low around 30. North wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 30 °F

    Rain Likely

  • Monday

    Monday: A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 37 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
A slight chance of rain before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 30. Northwest wind 11 to 13 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 43. Northwest wind 10 to 17 mph.
Saturday Night
A chance of snow after 2am. Increasing clouds, with a low around 32. Northwest wind 6 to 10 mph becoming south in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow before 8am, then rain likely. Mostly cloudy, with a high near 54. South wind 11 to 14 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday Night
Rain likely before 2am, then a chance of showers after 2am. Cloudy, with a low around 30. North wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
A chance of snow after 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Wednesday
A chance of snow before 2pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Friday
A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 40%.
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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:
9:01 pm EDT Mar 20, 2026
Forecast Valid:
11pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation