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

19°F

-7°C

Humidity 74%
Wind Speed Calm
Barometer 30.51 in (1035.0 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 8 Apr 4:56 am EDT
Extended Forecast for

4 Miles WSW Big Indian NY

  • Today

    Today: Sunny, with a high near 45. North wind 5 to 8 mph becoming calm.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 25. South wind 9 to 11 mph.

    Low: 25 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 50. South wind around 13 mph, with gusts as high as 23 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. South wind 11 to 14 mph.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 61. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 61 °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 32. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 32 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 45. North wind 5 to 8 mph becoming calm.
Tonight
Clear, with a low around 25. South wind 9 to 11 mph.
Thursday
Sunny, with a high near 50. South wind around 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 34. South wind 11 to 14 mph.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 61. Southwest wind 8 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 32. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly 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 73. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Big Indian NY
 42.05°N 74.5°W (Elev. 3189 ft)
Last Update:
2:37 am EDT Apr 8, 2026
Forecast Valid:
5am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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