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.

Mostly Cloudy

29°F

-2°C

Humidity 49%
Wind Speed W 12 G 22 mph
Barometer 29.85 in (1012.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 17 Mar 4:56 pm EDT
Extended Forecast for

Swan Lake NY

  • This Afternoon

    This Afternoon: Isolated snow showers. Partly sunny, with a high near 30. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 30 °F

    Isolated Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 15. West wind 7 to 13 mph.

    Low: 15 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Northwest wind around 5 mph becoming calm in the morning.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. Light south wind.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43. South wind 3 to 7 mph.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Snow
    Showers

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 2pm, then a chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 40%.

    High: 47 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Isolated snow showers. Partly sunny, with a high near 30. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 15. West wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 34. Northwest wind around 5 mph becoming calm in the morning.
Wednesday Night
Partly cloudy, with a low around 21. Light south wind.
Thursday
Partly sunny, with a high near 43. South wind 3 to 7 mph.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 47.
Friday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Saturday
A chance of rain and snow before 2pm, then a chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 40.
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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:
3:53 pm EDT Mar 17, 2026
Forecast Valid:
5pm EDT Mar 17, 2026-6pm EDT Mar 24, 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