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

48°F

9°C

Humidity 50%
Wind Speed S 13 G 18 mph
Barometer 30.10 in (1020.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 25 Mar 6:56 pm EDT
Extended Forecast for

South Fallsburg NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. South wind around 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 64. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 8pm. Low around 41. Southwest wind 8 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 45. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Northwest wind around 7 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. South wind around 7 mph.
Thursday
A chance of rain, mainly after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 64. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain, mainly after 8pm. Low around 41. Southwest wind 8 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain, mainly before 8am. High near 45. North wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 21. Northwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly cloudy, with a high near 51.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Fallsburg NY
 41.69°N 74.64°W (Elev. 1302 ft)
Last Update:
3:22 pm EDT Mar 25, 2026
Forecast Valid:
7pm EDT Mar 25, 2026-6pm EDT Apr 1, 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