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.

Fair

56°F

13°C

Humidity 87%
Wind Speed Calm
Barometer 29.98 in (1014.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 27 May 2:56 am EDT
Extended Forecast for

6 Miles SSW Big Indian NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. West wind around 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Isolated showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 75 °F

    Mostly Cloudy
    then Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. North wind 7 to 9 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. North wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. West wind around 8 mph.
Wednesday
Isolated showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 48. North wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 64. North wind 9 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 45. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 67.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 41.
Monday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Monday Night
A chance of showers. Partly cloudy, with a low around 41. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Big Indian NY
 41.98°N 74.46°W (Elev. 2900 ft)
Last Update:
2:36 am EDT May 27, 2026
Forecast Valid:
3am EDT May 27, 2026-6pm EDT Jun 2, 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