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

Franklin County State Airport (KFSO)

Lat: 44.94°NLon: 73.1°WElev: 228ft.

Fair

25°F

-4°C

Humidity 64%
Wind Speed N 3 mph
Barometer 29.92 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 18 Jan 7:35 pm EST
Extended Forecast for

6 Miles ENE Grand Isle VT

  • Tonight

    Tonight: A 20 percent chance of light snow after 3am.  Mostly cloudy, with a low around 17. Light and variable wind.

    Low: 17 °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 26. South wind 5 to 10 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 8pm.  Partly cloudy, with a low around 12. Wind chill values as low as zero. Southwest wind 13 to 15 mph.  New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers between 1pm and 5pm.  Mostly sunny, with a high near 17. Wind chill values as low as -2. West wind around 11 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 17 °F

    Sunny then
    Chance Snow
    Showers

  • Tuesday Night

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

    Low: 5 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers after 1pm.  Mostly cloudy, with a high near 24. South wind around 11 mph, with gusts as high as 22 mph.

    High: 24 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around 19. South wind 14 to 17 mph, with gusts as high as 31 mph.

    Low: 19 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Partly sunny, with a high near 31. South wind 11 to 16 mph.

    High: 31 °F

    Chance Snow
    Showers

  • Thursday Night

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

    Low: 10 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of light snow after 3am. Mostly cloudy, with a low around 17. 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 26. South wind 5 to 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A 30 percent chance of snow showers, mainly before 8pm. Partly cloudy, with a low around 12. Wind chill values as low as zero. Southwest wind 13 to 15 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 17. Wind chill values as low as -2. West wind around 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 5. West wind around 9 mph.
Wednesday
A 30 percent chance of snow showers after 1pm. Mostly cloudy, with a high near 24. South wind around 11 mph, with gusts as high as 22 mph.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 19. South wind 14 to 17 mph, with gusts as high as 31 mph.
Thursday
A 50 percent chance of snow showers. Partly sunny, with a high near 31. South wind 11 to 16 mph.
Thursday Night
Mostly cloudy, with a low around 10. West wind around 10 mph.
Friday
Partly sunny, with a high near 17. West wind around 10 mph.
Friday Night
Mostly cloudy, with a low around 1. Northwest wind around 9 mph.
Saturday
Partly sunny, with a high near 11. Northwest wind around 9 mph.
Saturday Night
Mostly cloudy, with a low around -7. Northwest wind around 9 mph.
Sunday
Mostly sunny and cold, with a high near 3. Northwest wind around 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Grand Isle VT
 44.74°N 73.17°W (Elev. 400 ft)
5:52 pm EST Jan 18, 2026
7pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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