National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow Will Impact Southern St Lawrence County From Monday Into Tuesday

A winter weather advisory is in effect from 1 pm Monday to 1 pm Tuesday for lake effect snow in southern St Lawrence County in northern New York. Total snow accumulations between 3 and 6 inches, especially south and east of Route 11. There may be isolated higher amounts. Read More >

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Overcast

28°F

-2°C

Humidity 63%
Wind Speed Calm
Barometer 29.93 in (1013.8 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 18 Jan 5:53 pm EST
Extended Forecast for

3 Miles WSW Cadyville NY

  • Tonight

    Tonight: A 20 percent chance of light snow after 3am. Mostly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Mostly Cloudy
    then Slight
    Chance Light
    Snow

  • M.L.King Day

    M.L.King Day: A slight chance of snow showers or light snow before 7am, then a chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 24. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of snow showers, mainly before 5am. Partly cloudy, with a low around 6. Wind chill values as low as -9. Southwest wind 8 to 14 mph. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers between 1pm and 5pm. Mostly sunny, with a high near 14. Wind chill values as low as -10. West wind 9 to 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 14 °F

    Sunny then
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 0. West wind 5 to 9 mph.

    Low: 0 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after 1pm. Partly sunny, with a high near 21. South wind 5 to 7 mph, with gusts as high as 20 mph.

    High: 21 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 15. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 15 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of snow showers. Partly sunny, with a high near 29. West wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 29 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 7. West wind around 7 mph.

    Low: 7 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of light snow after 3am. Mostly cloudy, with a low around 11. Light and variable wind.
M.L.King Day
A slight chance of snow showers or light snow before 7am, then a chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 24. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of snow showers, mainly before 5am. Partly cloudy, with a low around 6. Wind chill values as low as -9. Southwest wind 8 to 14 mph. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers between 1pm and 5pm. Mostly sunny, with a high near 14. Wind chill values as low as -10. West wind 9 to 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 0. West wind 5 to 9 mph.
Wednesday
A 30 percent chance of snow showers after 1pm. Partly sunny, with a high near 21. South wind 5 to 7 mph, with gusts as high as 20 mph.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 15. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of snow showers. Partly sunny, with a high near 29. West wind 7 to 10 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 7. West wind around 7 mph.
Friday
Partly sunny, with a high near 15. West wind 6 to 9 mph, with gusts as high as 21 mph.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -3. West wind around 6 mph.
Saturday
Mostly sunny and cold, with a high near 10. West wind around 7 mph.
Saturday Night
Partly cloudy, with a low around -11. West wind around 5 mph.
Sunday
Mostly sunny and cold, with a high near 3. Northwest wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cadyville NY
 44.66°N 73.74°W (Elev. 801 ft)
Last Update:
5:52 pm EST Jan 18, 2026
Forecast Valid:
6pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation