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

58°F

14°C

Humidity 53%
Wind Speed W 7 mph
Barometer 29.97 in (1015.0 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 8 Oct 6:56 pm EDT
Extended Forecast for

5 Miles ENE Sundown NY

  • Tonight

    Tonight: Clear, with a low around 42. West wind 5 to 7 mph.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 63. West wind 6 to 13 mph, with gusts as high as 26 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. West wind 3 to 5 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Showers

  • Columbus Day

    Columbus Day: A chance of showers before 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. West wind 5 to 7 mph.
Friday
Sunny, with a high near 63. West wind 6 to 13 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 41. West wind 3 to 5 mph.
Saturday
Sunny, with a high near 65. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 44. Calm wind.
Sunday
Showers likely after 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers. Low around 51. Chance of precipitation is 90%.
Columbus Day
A chance of showers before 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Sundown NY
 41.93°N 74.38°W (Elev. 1535 ft)
Last Update:
5:38 pm EDT Oct 8, 2026
Forecast Valid:
7pm EDT Oct 8, 2026-6pm EDT Oct 15, 2026
 
Forecast Discussion
 
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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