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

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

A Few Clouds

11°F

-12°C

Humidity 81%
Wind Speed Calm
Barometer 29.95 in (1015.0 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Last update 18 Jan 7:53 pm EST
Extended Forecast for

4 Miles NE Chase Mills NY

  • Tonight

    Tonight: A 30 percent chance of light snow, mainly after 5am. Mostly cloudy, with a low around 7. Light south wind. Total nighttime snow accumulation of less than a half inch possible.

    Low: 7 °F

    Partly Cloudy
    then 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 25. South wind 6 to 13 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 25 °F

    Chance Snow
    Showers then
    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -8. West wind 11 to 16 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of snow showers between 1pm and 2pm. Partly sunny, with a high near 13. Wind chill values as low as -9. Southwest wind 8 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 13 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -1. Southwest wind 6 to 10 mph.

    Low: -1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 26. South wind 6 to 9 mph.

    High: 26 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. Low around 19. South wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 19 °F

    Snow Showers

  • Thursday

    Thursday: A 50 percent chance of snow showers. Partly sunny, with a high near 27. Southwest wind around 14 mph.

    High: 27 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5. West wind 8 to 10 mph.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of light snow, mainly after 5am. Mostly cloudy, with a low around 7. Light south wind. 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 25. South wind 6 to 13 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday Night
Snow showers likely, mainly before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -8. West wind 11 to 16 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers between 1pm and 2pm. Partly sunny, with a high near 13. Wind chill values as low as -9. Southwest wind 8 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around -1. Southwest wind 6 to 10 mph.
Wednesday
A 50 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 26. South wind 6 to 9 mph.
Wednesday Night
Snow showers. Low around 19. South wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Thursday
A 50 percent chance of snow showers. Partly sunny, with a high near 27. Southwest wind around 14 mph.
Thursday Night
Mostly cloudy, with a low around 5. West wind 8 to 10 mph.
Friday
Partly sunny, with a high near 15. West wind 7 to 10 mph.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -7. Northwest wind around 7 mph.
Saturday
Mostly sunny and cold, with a high near 6. West wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around -14. Northwest wind around 6 mph.
Sunday
Mostly sunny and cold, with a high near 0. West wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Chase Mills NY
 44.91°N 75.03°W (Elev. 200 ft)
Last Update:
5:52 pm EST Jan 18, 2026
Forecast Valid:
8pm EST Jan 18, 2026-6pm EST Jan 25, 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