Lake Effect Snow Will Impact St. Lawrence County This Evening and Tonight

A Winter Weather Advisory is in effect from 1 PM today to 5 AM Tuesday for lake effect snow in southern St. Lawrence County. Total snow accumulations between 2 and 5 inches are expected. Plan on slippery road conditions. Strong winds will cause blowing snow and further reduce visibilities. Read More >

Hazardous Weather Conditions

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Heavy Snow Freezing Fog

22°F

-6°C

Humidity 85%
Wind Speed SW 6 mph
Barometer 29.81 in (1009.9 mb)
Dewpoint 18°F (-8°C)
Visibility 0.25 mi
Wind Chill14°F (-10°C)
Last update 19 Jan 8:53 pm EST
Extended Forecast for

5 Miles E Au Sable Forks NY

  • Tonight

    Tonight: A 50 percent chance of snow showers, mainly before 1am.  Mostly cloudy, with a low around 7. Wind chill values as low as -7. Southwest wind 7 to 13 mph, with gusts as high as 31 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 7 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 13. Wind chill values as low as -7. West wind around 10 mph, with gusts as high as 22 mph.

    High: 13 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4. Wind chill values as low as -3. Southwest wind 3 to 6 mph.

    Low: 4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after 1pm.  Mostly cloudy, with a high near 22. Wind chill values as low as -2. South wind 5 to 8 mph, with gusts as high as 23 mph.  Little or no snow accumulation expected.

    High: 22 °F

    Partly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 18. South wind around 9 mph, with gusts as high as 24 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow showers.  Partly sunny, with a high near 29. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 29 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9. West wind around 8 mph.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 13. West wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 13 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -12. West wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: -12 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 7. Wind chill values as low as -7. Southwest wind 7 to 13 mph, with gusts as high as 31 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 13. Wind chill values as low as -7. West wind around 10 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 4. Wind chill values as low as -3. Southwest wind 3 to 6 mph.
Wednesday
A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 22. Wind chill values as low as -2. South wind 5 to 8 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18. South wind around 9 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Thursday
A 40 percent chance of snow showers. Partly sunny, with a high near 29. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 9. West wind around 8 mph.
Friday
Partly sunny, with a high near 13. West wind 6 to 10 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around -12. West wind 8 to 10 mph, with gusts as high as 23 mph.
Saturday
Sunny and cold, with a high near -1. West wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around -14. West wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny and cold, with a high near 3. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around -8. Light west wind.
Monday
Partly sunny and cold, with a high near 9. West wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Au Sable Forks NY
 44.48°N 73.69°W (Elev. 1099 ft)
8:49 pm EST Jan 19, 2026
9pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
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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