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

32°F

0°C

Humidity 69%
Wind Speed NW 17 G 26 mph
Barometer 29.62 in (1004.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 23 Feb 2:56 pm EST
Extended Forecast for

South Fallsburg NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 33. Northwest wind around 14 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind 11 to 14 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23. Wind chill values as low as -2. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 23 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely after 1am. Increasing clouds, with a low around 10. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around 2 inches.

    Low: 10 °F

    Partly Cloudy
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely before 4pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 38. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 38 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 50%.

    High: 35 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 33. Northwest wind around 14 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind 11 to 14 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 23. Wind chill values as low as -2. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Snow likely after 1am. Increasing clouds, with a low around 10. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of around 2 inches.
Wednesday
Snow likely before 4pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 38. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 50%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 20.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Fallsburg NY
 41.72°N 74.63°W (Elev. 1293 ft)
Last Update:
1:27 pm EST Feb 23, 2026
Forecast Valid:
3pm EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation