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

26°F

-3°C

Humidity 60%
Wind Speed S 7 mph
Barometer 30.25 in (1026.1 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 19 Mar 1:56 am EDT
Extended Forecast for

Downsville NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely after 2pm. Mostly cloudy, with a high near 51. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Mostly Cloudy
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain likely before 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 51. Chance of precipitation is 30%.

    High: 51 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Rain Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. Calm wind.
Thursday
Mostly cloudy, with a high near 41. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 27. Calm wind.
Friday
Rain likely after 2pm. Mostly cloudy, with a high near 51. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely before 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 70%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 51. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Sunday Night
Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Monday
A chance of rain and snow before 2pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Downsville NY
 42.09°N 75°W (Elev. 1299 ft)
Last Update:
1:12 am EDT Mar 19, 2026
Forecast Valid:
2am EDT Mar 19, 2026-6pm EDT Mar 25, 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