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

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 30.20 in (1022.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 25 Jul 5:56 am EDT
Extended Forecast for

3 Miles ESE Sundown NY

  • Today

    Today: Sunny, with a high near 74. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. Light and variable wind.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly after 2pm. High near 75. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Mostly Sunny
    then Showers

  • Monday Night

    Monday Night: Showers and thunderstorms before 2am, then showers likely. Low around 59. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 100%.

    High: 71 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 74. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 52. Light and variable wind.
Sunday
Sunny, with a high near 77. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 57. Calm wind.
Monday
Showers and possibly a thunderstorm, mainly after 2pm. High near 75. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 2am, then showers likely. Low around 59. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers, with thunderstorms also possible after 2pm. High near 71. Chance of precipitation is 100%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Sundown NY
 41.89°N 74.39°W (Elev. 1900 ft)
Last Update:
2:36 am EDT Jul 25, 2026
Forecast Valid:
6am EDT Jul 25, 2026-6pm EDT Jul 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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