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

45°F

7°C

Humidity 97%
Wind Speed NE 3 mph
Barometer 29.72 in (1006.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 22 Mar 11:56 pm EDT
Extended Forecast for

4 Miles SSW Big Indian NY

  • Tonight

    Tonight: Rain before 4am, then rain likely, possibly mixed with freezing rain. Low around 27. North wind around 8 mph. Chance of precipitation is 80%. Total nighttime ice accumulation of less than a 0.1 of an inch possible.

    Low: 27 °F

    Rain/Freezing
    Rain

  • Monday

    Monday: A chance of snow showers and freezing rain before 2pm, then a slight chance of snow showers between 2pm and 3pm. Mostly cloudy, with a high near 31. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Wintry
    Mix then
    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 40. Northwest wind 7 to 10 mph becoming southwest in the afternoon.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. West wind around 9 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 2am, then rain and snow likely. Low around 30. Chance of precipitation is 80%.

    Low: 30 °F

    Rain then
    Rain/Snow

Detailed Forecast

Tonight
Rain before 4am, then rain likely, possibly mixed with freezing rain. Low around 27. North wind around 8 mph. Chance of precipitation is 80%. Total nighttime ice accumulation of less than a 0.1 of an inch possible.
Monday
A chance of snow showers and freezing rain before 2pm, then a slight chance of snow showers between 2pm and 3pm. Mostly cloudy, with a high near 31. North wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 40. Northwest wind 7 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 25. West wind around 9 mph.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A chance of rain and snow before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Thursday Night
Rain before 2am, then rain and snow likely. Low around 30. Chance of precipitation is 80%.
Friday
Rain and snow likely before 8am. Partly sunny, with a high near 38. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Big Indian NY
 42.03°N 74.48°W (Elev. 3012 ft)
Last Update:
8:59 pm EDT Mar 22, 2026
Forecast Valid:
11pm EDT Mar 22, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation