Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Thunderstorm in Vicinity Heavy Rain Fog/Mist

62°F

17°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.71 in (1005.8 mb)
Dewpoint 62°F (17°C)
Visibility 1.25 mi
Last update 16 Oct 4:56 pm EDT
Extended Forecast for

5 Miles ENE Sundown 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: 64 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers between 7pm and 8pm. Some of the storms could be severe.  Cloudy during the early evening, then becoming partly cloudy, with a low around 35. Northwest wind 13 to 15 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 35 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 45. Northwest wind around 14 mph, with gusts as high as 30 mph.

    High: 45 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Northwest wind 5 to 7 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe. High near 64. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers between 7pm and 8pm. Some of the storms could be severe. Cloudy during the early evening, then becoming partly cloudy, with a low around 35. Northwest wind 13 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 45. Northwest wind around 14 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 25. Northwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 55. Light and variable wind.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Sundown NY
 41.93°N 74.38°W (Elev. 1535 ft)
4:22 pm EDT Oct 16, 2026
5pm 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