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 today 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 with isolated higher amounts possible, especially southeast of Route 11. Plan on slippery road conditions. Read More >

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Mostly Cloudy

28°F

-2°C

Humidity 53%
Wind Speed Vrbl 5 mph
Barometer 29.75 in (1007.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 19 Jan 10:53 am EST
Extended Forecast for

Au Sable Forks NY

  • M.L.King Day

    M.L.King Day: A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 20. Southwest wind 6 to 9 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 20 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A 50 percent chance of snow showers. Mostly cloudy, with a low around 5. Wind chill values as low as -10. West wind 10 to 16 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly after noon. Mostly sunny and cold, with a high near 10. Wind chill values as low as -11. West wind 10 to 13 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    High: 10 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow showers before 8pm. Partly cloudy, with a low around 3. Wind chill values as low as -8. West wind 6 to 10 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 3 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 20. South wind 6 to 8 mph. New snow accumulation of less than a half inch possible.

    High: 20 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 15. South wind around 11 mph, with gusts as high as 24 mph.

    Low: 15 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely. Mostly cloudy, with a high near 28. Southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 28 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6. West wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 10. West wind around 11 mph, with gusts as high as 24 mph.

    High: 10 °F

    Cold

Detailed Forecast

M.L.King Day
A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 20. Southwest wind 6 to 9 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow showers. Mostly cloudy, with a low around 5. Wind chill values as low as -10. West wind 10 to 16 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Tuesday
A 30 percent chance of snow showers, mainly after noon. Mostly sunny and cold, with a high near 10. Wind chill values as low as -11. West wind 10 to 13 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow showers before 8pm. Partly cloudy, with a low around 3. Wind chill values as low as -8. West wind 6 to 10 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 20. South wind 6 to 8 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 15. South wind around 11 mph, with gusts as high as 24 mph.
Thursday
Snow showers likely. Mostly cloudy, with a high near 28. Southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 6. West wind 10 to 13 mph, with gusts as high as 24 mph.
Friday
Partly sunny and cold, with a high near 10. West wind around 11 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around -14. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and cold, with a high near -4. West wind around 9 mph.
Saturday Night
Partly cloudy, with a low around -16. West wind 6 to 8 mph.
Sunday
Mostly sunny and cold, with a high near 1. West wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Au Sable Forks NY
 44.49°N 73.81°W (Elev. 1490 ft)
Last Update:
12:56 am EST Jan 19, 2026
Forecast Valid:
11am EST Jan 19, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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