National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

63°F

17°C

Humidity 84%
Wind Speed Calm
Barometer 30.09 in (1018.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 11:56 pm EDT
Extended Forecast for

Downsville NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 5pm. High near 78. South wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Low around 60. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 79. Calm wind becoming northwest around 5 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

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

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Calm wind.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 5pm. High near 78. South wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Low around 60. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 79. Calm wind becoming northwest around 5 mph.
Friday Night
Partly cloudy, with a low around 53. Calm wind.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 61.
Monday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Downsville NY
 42.09°N 75°W (Elev. 1299 ft)
Last Update:
11:28 pm EDT Aug 26, 2026
Forecast Valid:
12am EDT Aug 27, 2026-6pm EDT Sep 2, 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