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

21°F

-6°C

Humidity 65%
Wind Speed NW 10 mph
Barometer 30.01 in (1018.7 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 2 Feb 5:56 pm EST
Extended Forecast for

Swan Lake NY

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Northwest wind around 6 mph becoming calm in the evening.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. Calm wind becoming west around 5 mph in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 8. Light northwest wind.

    Low: 8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Wind chill values as low as -1. Northwest wind 5 to 8 mph.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Northwest wind around 6 mph.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -4.

    Low: -4 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 4. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 27. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 8. Light northwest wind.
Wednesday
Mostly sunny, with a high near 24. Wind chill values as low as -1. Northwest wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 6. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Partly cloudy, with a low around 3.
Friday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 24. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around -4.
Saturday
A chance of flurries after 1pm. Mostly sunny and cold, with a high near 6.
Saturday Night
Partly cloudy, with a low around -4.
Sunday
A chance of flurries. Mostly sunny, with a high near 11.
Sunday Night
Partly cloudy, with a low around -1.
Monday
Mostly sunny, with a high near 16.
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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:
5:43 pm EST Feb 2, 2026
Forecast Valid:
6pm EST Feb 2, 2026-6pm EST Feb 9, 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