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.

Mostly Cloudy

62°F

17°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 10:56 am EDT
Extended Forecast for

Downsville NY

Flood Watch March 31, 12:38pm until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 31, 12:38pm until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • This Afternoon

    High: 68 °F

    Rain Likely

  • Tonight

    Tonight: Rain and possibly a thunderstorm. Low around 55. Southwest wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain

  • Wednesday

    Wednesday: Rain likely before 11am, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 62. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 42. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 51. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 50%.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Low: 42 °F

    Chance Rain

  • Friday

    Friday: A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain likely before 2pm, then a chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 68. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm. Low around 55. Southwest wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain likely before 11am, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 62. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 42. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain. Mostly cloudy, with a high near 51. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
A chance of rain, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Saturday
A chance of rain after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Saturday Night
Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Sunday
Rain likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
A chance of rain. Partly sunny, with a high near 46. Chance of precipitation is 30%.
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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:
12:26 pm EDT Mar 31, 2026
Forecast Valid:
12pm EDT Mar 31, 2026-6pm EDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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