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 90%
Wind Speed Calm
Barometer 30.00 in (1015.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 May 4:56 am EDT
Extended Forecast for

6 Miles N Sundown NY

  • Today

    Today: Mostly sunny, with a high near 80. Light northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the morning.

    High: 84 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Light southwest wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 86. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.

    High: 78 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Light northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Partly cloudy, with a low around 53. Calm wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 59. Light southwest wind.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 86. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm. Low around 40. Chance of precipitation is 80%.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Sundown NY
 41.99°N 74.49°W (Elev. 2425 ft)
Last Update:
2:36 am EDT May 17, 2026
Forecast Valid:
5am EDT May 17, 2026-6pm EDT May 23, 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