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 >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Overcast

10°F

-12°C

Humidity 80%
Wind Speed Calm
Barometer 29.89 in (1013.0 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 18 Jan 10:53 pm EST
Extended Forecast for

Canton NY

Winter Weather Advisory January 19, 01:00pm until January 20, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 30 percent chance of light snow, mainly after 4am. Mostly cloudy, with a low around 13. Calm wind becoming south around 5 mph after midnight. Total nighttime snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Light
    Snow

  • M.L.King Day

    M.L.King Day: A chance of snow showers or light snow before 7am, then snow showers, mainly after 7am. High near 24. South wind 7 to 15 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 24 °F

    Chance Snow
    Showers then
    Snow Showers

  • Monday Night

    Monday Night: Snow showers, mainly before 11pm. Low around 5. Wind chill values as low as -7. West wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 5 °F

    Snow Showers
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A 30 percent chance of snow showers after 9am. Partly sunny, with a high near 14. Wind chill values as low as -8. Southwest wind 7 to 13 mph. Little or no snow accumulation expected.

    High: 14 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 4am. Partly cloudy, with a low around 0. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 0 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 26. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 26 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 19. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 19 °F

    Snow Showers

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 27. Southwest wind around 14 mph. Chance of precipitation is 60%.

    High: 27 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5. West wind 7 to 10 mph.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of light snow, mainly after 4am. Mostly cloudy, with a low around 13. Calm wind becoming south around 5 mph after midnight. Total nighttime snow accumulation of less than a half inch possible.
M.L.King Day
A chance of snow showers or light snow before 7am, then snow showers, mainly after 7am. High near 24. South wind 7 to 15 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
Snow showers, mainly before 11pm. Low around 5. Wind chill values as low as -7. West wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Tuesday
A 30 percent chance of snow showers after 9am. Partly sunny, with a high near 14. Wind chill values as low as -8. Southwest wind 7 to 13 mph. Little or no snow accumulation expected.
Tuesday Night
Snow showers likely, mainly after 4am. Partly cloudy, with a low around 0. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 26. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
Snow showers. Low around 19. South wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 27. Southwest wind around 14 mph. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 5. West wind 7 to 10 mph.
Friday
Partly sunny, with a high near 15. West wind 6 to 10 mph.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -4. West wind 5 to 7 mph.
Saturday
A 30 percent chance of snow showers. Mostly sunny and cold, with a high near 7. West wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around -13. West wind 3 to 5 mph.
Sunday
Mostly sunny and cold, with a high near 0. Northwest wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Canton NY
 44.6°N 75.18°W (Elev. 400 ft)
Last Update:
5:52 pm EST Jan 18, 2026
Forecast Valid:
11pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

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Chance of Precipitation