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

64°F

18°C

Humidity 40%
Wind Speed W 12 G 21 mph
Barometer 29.86 in (1011.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 26 Mar 11:56 am EDT
Extended Forecast for

Swan Lake NY

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 4pm. Partly sunny, with a high near 66. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly before 1am. Low around 37. Southwest wind 7 to 9 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 2pm. Partly sunny, with a high near 43. North wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. Northwest wind around 6 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. Northwest wind 8 to 10 mph.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of showers, mainly after 4pm. Partly sunny, with a high near 66. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, mainly before 1am. Low around 37. Southwest wind 7 to 9 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 2pm. Partly sunny, with a high near 43. North wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 20. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 33. Northwest wind 8 to 10 mph.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly cloudy, with a high near 54.
Monday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Wednesday
Rain likely. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swan Lake NY
 41.76°N 74.8°W (Elev. 1404 ft)
Last Update:
11:27 am EDT Mar 26, 2026
Forecast Valid:
12pm EDT Mar 26, 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