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.

Fair

28°F

-2°C

Humidity 58%
Wind Speed Calm
Barometer 30.57 in (1037.1 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 8 Apr 8:56 am EDT
Extended Forecast for

4 Miles SSW Big Indian NY

  • Today

    Today: Sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 24. South wind 7 to 10 mph.

    Low: 24 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 49. South wind 11 to 14 mph, with gusts as high as 26 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. South wind around 11 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 63. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 63 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Rain showers likely before 5am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Clear, with a low around 24. South wind 7 to 10 mph.
Thursday
Sunny, with a high near 49. South wind 11 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 33. South wind around 11 mph.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 63. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
Rain showers likely before 5am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Clear, with a low around 27.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 66.
Monday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Big Indian NY
 42.03°N 74.48°W (Elev. 3012 ft)
Last Update:
8:37 am EDT Apr 8, 2026
Forecast Valid:
9am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
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Additional Resources

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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