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.

Light Rain

50°F

10°C

Humidity 100%
Wind Speed W 7 mph
Barometer 29.69 in (1005.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 27 Mar 1:56 am EDT
Extended Forecast for

Swan Lake NY

  • Overnight

    Overnight: Showers likely, mainly before 3am. Cloudy, with a low around 37. Northwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 43. North wind 7 to 14 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 20. Northwest wind around 6 mph.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.

    Low: 20 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly before 3am. Cloudy, with a low around 37. Northwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 43. North wind 7 to 14 mph.
Friday Night
Mostly clear, with a low around 20. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 32. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 55.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 63. 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:
12:56 am EDT Mar 27, 2026
Forecast Valid:
2am EDT Mar 27, 2026-6pm EDT Apr 2, 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