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 30%
Wind Speed NW 13 G 30 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 23 Apr 12:56 pm EDT
Extended Forecast for

Swan Lake NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. Northwest wind around 14 mph, with gusts as high as 24 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 41 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 61. Northwest wind 3 to 7 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 37. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 45. Southeast wind around 7 mph. Chance of precipitation is 70%.

    High: 45 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers likely before 3am, then a chance of rain and snow showers. Cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of rain and snow showers before 8am. Partly sunny, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 64. Northwest wind around 14 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 41. Northwest wind 5 to 8 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 61. Northwest wind 3 to 7 mph.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 37. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 45. Southeast wind around 7 mph. Chance of precipitation is 70%.
Saturday Night
Rain showers likely before 3am, then a chance of rain and snow showers. Cloudy, with a low around 34. Chance of precipitation is 70%.
Sunday
A chance of rain and snow showers before 8am. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 61.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Tuesday
Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
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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:
12:52 pm EDT Apr 23, 2026
Forecast Valid:
1pm EDT Apr 23, 2026-6pm EDT Apr 29, 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