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

47°F

8°C

Humidity 63%
Wind Speed SE 9 mph
Barometer 30.28 in (1026.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 12 Apr 9:56 pm EDT
Extended Forecast for

Downsville NY

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 46. South wind 8 to 11 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 69. Southwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 55. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 46. South wind 8 to 11 mph. Chance of precipitation is 20%.
Monday
Showers likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 69. Southwest wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 55. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 76. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 50%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Downsville NY
 42.09°N 75°W (Elev. 1299 ft)
Last Update:
6:45 pm EDT Apr 12, 2026
Forecast Valid:
10pm EDT Apr 12, 2026-6pm EDT Apr 19, 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