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

62°F

17°C

Humidity 73%
Wind Speed Calm
Barometer 30.12 in (1019.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 25 Jun 8:56 am EDT
Extended Forecast for

Sundown NY

  • Today

    Today: A chance of showers, mainly after 5pm. Partly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 56. Light southeast wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 74. Light southwest wind becoming west 5 to 9 mph in the morning.

    High: 74 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 57. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 70. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly after 5pm. Partly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 56. Light southeast wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 74. Light southwest wind becoming west 5 to 9 mph in the morning.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 57. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers. Mostly cloudy, with a high near 70. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sundown NY
 41.87°N 74.45°W (Elev. 1965 ft)
Last Update:
8:36 am EDT Jun 25, 2026
Forecast Valid:
9am EDT Jun 25, 2026-6pm EDT Jul 1, 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