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.

Overcast

35°F

2°C

Humidity 72%
Wind Speed Calm
Barometer 30.16 in (1022.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 30 Mar 5:56 am EDT
Extended Forecast for

6 Miles NE Sundown NY

  • Today

    Today: Mostly sunny, with a high near 54. West wind 15 to 17 mph, with gusts as high as 32 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 2am. Mostly cloudy, with a low around 48. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Rain likely before 2pm, then a chance of rain and thunderstorms between 2pm and 5pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 57. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then a chance of rain and thunderstorms between 8pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 52. Breezy, with a southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Breezy.
    Chance Rain
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 11am, then showers likely, mainly between 11am and 2pm. Mostly cloudy, with a high near 61. Breezy, with a southwest wind 13 to 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.

    High: 47 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance Rain

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.

    High: 61 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 54. West wind 15 to 17 mph, with gusts as high as 32 mph.
Tonight
Showers likely, mainly after 2am. Mostly cloudy, with a low around 48. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain likely before 2pm, then a chance of rain and thunderstorms between 2pm and 5pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 57. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of rain before 8pm, then a chance of rain and thunderstorms between 8pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 52. Breezy, with a southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain likely and possibly a thunderstorm before 11am, then showers likely, mainly between 11am and 2pm. Mostly cloudy, with a high near 61. Breezy, with a southwest wind 13 to 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Saturday Night
Rain likely. Cloudy, with a low around 41. Chance of precipitation is 60%.
Sunday
Rain likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Sundown NY
 41.96°N 74.41°W (Elev. 3110 ft)
Last Update:
5:27 am EDT Mar 30, 2026
Forecast Valid:
6am EDT Mar 30, 2026-6pm EDT Apr 5, 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