Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

64°F

18°C

Humidity 93%
Wind Speed S 3 mph
Barometer 29.68 in (1004.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 16 Oct 3:56 pm EDT
Extended Forecast for

6 Miles SSW Big Indian NY

Severe T-storm Watch until October 16, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until October 16, 10:00pm

    NOW until 10:00pm Fri

    Severe T-storm Watch

  • This Afternoon

    High: 61 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm.  Cloudy during the early evening, then becoming partly cloudy, with a low around 32. Northwest wind 14 to 17 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 32 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 40. Northwest wind 14 to 16 mph, with gusts as high as 31 mph.

    High: 40 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Clear, with a low around 22. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 52. North wind around 5 mph becoming light and variable  in the morning.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 61. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm. Cloudy during the early evening, then becoming partly cloudy, with a low around 32. Northwest wind 14 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 40. Northwest wind 14 to 16 mph, with gusts as high as 31 mph.
Saturday Night
Clear, with a low around 22. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 52. North wind around 5 mph becoming light and variable in the morning.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Big Indian NY
 41.98°N 74.46°W (Elev. 2900 ft)
2:36 pm EDT Oct 16, 2026
4pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026
 
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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