National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

81°F

27°C

Humidity 42%
Wind Speed W 8 mph
Barometer 29.89 in (1011.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Aug 2:56 pm EDT
Extended Forecast for

South Fallsburg NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. Northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 58. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 80. Northwest wind 5 to 8 mph.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 56. Northwest wind 3 to 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 82. Northwest wind around 7 mph.
Tonight
Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 58. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Partly sunny, with a high near 80. Northwest wind 5 to 8 mph.
Thursday Night
Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 56. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 80. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Fallsburg NY
 41.72°N 74.63°W (Elev. 1293 ft)
Last Update:
2:30 pm EDT Aug 12, 2026
Forecast Valid:
3pm EDT Aug 12, 2026-6pm EDT Aug 18, 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