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

78°F

26°C

Humidity 50%
Wind Speed Vrbl 7 mph
Barometer 29.89 in (1011.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 15 Apr 3:56 pm EDT
Extended Forecast for

3 Miles WNW Big Indian NY

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. West wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 58. West wind 8 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 76. Southwest wind 9 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West wind around 11 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 8am. Partly sunny, with a high near 65. West wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 74. West wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 58. West wind 8 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 76. Southwest wind 9 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. West wind around 11 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, mainly after 8am. Partly sunny, with a high near 65. West wind 8 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Sunny, with a high near 49.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Big Indian NY
 42.1°N 74.5°W (Elev. 2999 ft)
Last Update:
2:37 pm EDT Apr 15, 2026
Forecast Valid:
4pm EDT Apr 15, 2026-6pm EDT Apr 22, 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