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

62°F

17°C

Humidity 96%
Wind Speed SW 5 mph
Barometer 29.92 in (1012.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 1:56 am EDT
Extended Forecast for

6 Miles SW Big Indian NY

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind around 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: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 52. West wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers after 8am. Partly sunny, with a high near 65. Northwest wind around 8 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 46. North wind around 6 mph becoming east after midnight.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Showers
    Likely

  • Sunday Night

    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 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers between 1pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 75. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 52. West wind 7 to 9 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 after 8am. Partly sunny, with a high near 65. Northwest wind around 8 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 46. North wind around 6 mph becoming east after midnight.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 48. 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 22. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 49.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Big Indian NY
 42.04°N 74.54°W (Elev. 2871 ft)
Last Update:
8:37 pm EDT Apr 15, 2026
Forecast Valid:
2am EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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