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 75%
Wind Speed NW 3 mph
Barometer 30.34 in (1029.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 15 Mar 3:56 am EDT
Extended Forecast for

6 Miles SW Big Indian NY

  • Today

    Today: A slight chance of snow showers before 9am. Mostly cloudy, with a high near 35. North wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of freezing rain before 1am, then a chance of rain or freezing rain between 1am and 2am, then rain after 2am. Low around 29. South wind around 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 29 °F

    Chance
    Freezing Rain
    then
    Rain/Freezing
    Rain

  • Monday

    Monday: Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 56. South wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 56 °F

    Showers

  • Monday Night

    Monday Night: Rain before 11pm, then rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 17. South wind 14 to 18 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers, mainly before 8am. Partly sunny, with a high near 24. West wind around 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 24 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow showers before 9am. Mostly cloudy, with a high near 35. North wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tonight
A chance of freezing rain before 1am, then a chance of rain or freezing rain between 1am and 2am, then rain after 2am. Low around 29. South wind around 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.
Monday
Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 56. South wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Rain before 11pm, then rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 17. South wind 14 to 18 mph becoming west after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers, mainly before 8am. Partly sunny, with a high near 24. West wind around 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A chance of snow. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Big Indian NY
 42.04°N 74.54°W (Elev. 2871 ft)
Last Update:
2:37 am EDT Mar 15, 2026
Forecast Valid:
4am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation