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 Snow

21°F

-6°C

Humidity 88%
Wind Speed NW 8 mph
Barometer 30.07 in (1020.1 mb)
Dewpoint 18°F (-8°C)
Visibility 7.00 mi
Wind Chill11°F (-12°C)
Last update 4 Feb 3:56 am EST
Extended Forecast for

Swan Lake NY

  • Overnight

    Overnight: A slight chance of snow showers. Partly cloudy, with a low around 9. Northwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 9 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: Sunny, with a high near 25. Wind chill values as low as zero. Northwest wind around 7 mph.

    High: 25 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. Light northwest wind.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Wind chill values as low as -3. Northwest wind 3 to 5 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. Calm wind.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow after 1pm. Partly sunny, with a high near 26. Chance of precipitation is 20%.

    High: 26 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 0. Chance of precipitation is 50%.

    Low: 0 °F

    Chance Snow

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 9. Blustery.

    High: 9 °F

    Cold and
    Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -5.

    Low: -5 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers. Partly cloudy, with a low around 9. Northwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 25. Wind chill values as low as zero. Northwest wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 6. Light northwest wind.
Thursday
Mostly sunny, with a high near 25. Wind chill values as low as -3. Northwest wind 3 to 5 mph.
Thursday Night
Mostly cloudy, with a low around 3. Calm wind.
Friday
A slight chance of snow after 1pm. Partly sunny, with a high near 26. Chance of precipitation is 20%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0. Chance of precipitation is 50%.
Saturday
Mostly sunny and cold, with a high near 9. Blustery.
Saturday Night
Partly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 11.
Sunday Night
Mostly cloudy, with a low around -2.
Monday
Mostly sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 29.
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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:
2:14 am EST Feb 4, 2026
Forecast Valid:
4am EST Feb 4, 2026-6pm EST Feb 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