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

71°F

22°C

Humidity 76%
Wind Speed SE 9 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 22 Aug 5:56 pm EDT
Extended Forecast for

3 Miles ENE Vega NY

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 59. South wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 71. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 53. Southwest wind around 5 mph.

    Low: 53 °F

    Decreasing
    Clouds

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 68. West wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 20%.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 59. South wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 71. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 53. Southwest wind around 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 68. West wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 74. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 57. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Vega NY
 42.27°N 74.46°W (Elev. 2520 ft)
Last Update:
2:36 pm EDT Aug 22, 2026
Forecast Valid:
6pm EDT Aug 22, 2026-6pm EDT Aug 29, 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