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

66°F

19°C

Humidity 36%
Wind Speed SW 17 G 25 mph
Barometer 30.05 in (1018.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 30 Mar 1:56 pm EDT
Extended Forecast for

Swan Lake NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 51. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 68. Southwest wind 6 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 58. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 62. West wind around 9 mph. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain before 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain

  • Friday

    Friday: A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Showers likely, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 51. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 68. Southwest wind 6 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 58. Southwest wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 62. West wind around 9 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
Thursday Night
A chance of rain before 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Swan Lake NY
 41.76°N 74.8°W (Elev. 1404 ft)
Last Update:
2:31 pm EDT Mar 30, 2026
Forecast Valid:
2pm EDT Mar 30, 2026-6pm EDT Apr 5, 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