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.

Overcast

55°F

13°C

Humidity 90%
Wind Speed Calm
Barometer 30.13 in (1020.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 3 Apr 9:56 pm EDT
Extended Forecast for

Swan Lake NY

  • Tonight

    Tonight: A slight chance of showers before 11pm. Mostly cloudy, with a low around 48. Northwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, mainly after 5pm. Partly sunny, with a high near 62. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 8pm. Cloudy, with a low around 40. Southeast wind 7 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 57. South wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 30. West wind around 11 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow showers after 2am. Partly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of snow showers before 8am. Mostly sunny, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Chance Snow
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before 11pm. Mostly cloudy, with a low around 48. Northwest wind around 6 mph. Chance of precipitation is 20%.
Saturday
A chance of showers, mainly after 5pm. Partly sunny, with a high near 62. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly after 8pm. Cloudy, with a low around 40. Southeast wind 7 to 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 57. South wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 30. West wind around 11 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 45.
Monday Night
A chance of snow showers after 2am. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Tuesday
A chance of snow showers before 8am. Mostly sunny, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Swan Lake NY
 41.76°N 74.8°W (Elev. 1404 ft)
Last Update:
3:23 pm EDT Apr 3, 2026
Forecast Valid:
10pm EDT Apr 3, 2026-6pm EDT Apr 10, 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