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.

Fog/Mist

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 29.76 in (1006.9 mb)
Dewpoint 60°F (16°C)
Visibility 4.00 mi
Last update 28 Jul 5:56 am EDT
Extended Forecast for

5 Miles ESE Downsville NY

Flood Watch July 28, 11:00am until July 29, 08:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog before 9am. High near 74. South wind 3 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then showers likely after 11pm. Low around 60. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 60 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 73. North wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 58. North wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. North wind around 7 mph. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog before 9am. High near 74. South wind 3 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then showers likely after 11pm. Low around 60. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 73. North wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 58. North wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. North wind around 7 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Partly sunny, with a high near 81.
Saturday Night
Mostly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Downsville NY
 42.06°N 74.92°W (Elev. 1696 ft)
Last Update:
5:42 am EDT Jul 28, 2026
Forecast Valid:
5am EDT Jul 28, 2026-6pm EDT Aug 3, 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