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

43°F

6°C

Humidity 80%
Wind Speed NA
Barometer 29.82 in (1010.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 5 Apr 5:56 pm EDT
Extended Forecast for

South Fallsburg NY

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West wind 9 to 11 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. West wind 10 to 13 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A slight chance of rain and snow showers before 2pm. Mostly sunny, with a high near 39. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. Northwest wind 5 to 9 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. West wind 9 to 11 mph.
Monday
Mostly sunny, with a high near 45. West wind 10 to 13 mph.
Monday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Northwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of rain and snow showers before 2pm. Mostly sunny, with a high near 39. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 18. Northwest wind 5 to 9 mph.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 66.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Fallsburg NY
 41.72°N 74.66°W (Elev. 1480 ft)
Last Update:
5:59 pm EDT Apr 5, 2026
Forecast Valid:
6pm EDT Apr 5, 2026-6pm EDT Apr 12, 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