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

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Mostly Cloudy

31°F

-1°C

Humidity 59%
Wind Speed Vrbl 5 mph
Barometer 29.97 in (1015.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 18 Jan 1:53 pm EST
Extended Forecast for

Grand Isle VT

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 34. Southwest wind 5 to 8 mph.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of snow showers after 3am.  Mostly cloudy, with a low around 17. North wind 3 to 5 mph.

    Low: 17 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • M.L.King Day

    M.L.King Day: A 40 percent chance of snow showers, mainly after 11am.  Mostly cloudy, with a high near 26. Light south wind increasing to 5 to 9 mph in the morning.  Little or no snow accumulation expected.

    High: 26 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Wind chill values as low as -1. Southwest wind 11 to 14 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers between 1pm and 2pm.  Mostly sunny, with a high near 17. West wind 9 to 13 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. Southwest wind 6 to 8 mph.

    Low: 5 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 24. South wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 24 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around 19. South wind 10 to 14 mph, with gusts as high as 30 mph.

    Low: 19 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 40 percent chance of snow showers.  Partly sunny, with a high near 32. South wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 32 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 34. Southwest wind 5 to 8 mph.
Tonight
A 20 percent chance of snow showers after 3am. Mostly cloudy, with a low around 17. North wind 3 to 5 mph.
M.L.King Day
A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 26. Light south wind increasing to 5 to 9 mph in the morning. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 12. Wind chill values as low as -1. Southwest wind 11 to 14 mph.
Tuesday
A chance of snow showers between 1pm and 2pm. Mostly sunny, with a high near 17. West wind 9 to 13 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 5. Southwest wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 24. South wind 8 to 10 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 10 to 14 mph, with gusts as high as 30 mph.
Thursday
A 40 percent chance of snow showers. Partly sunny, with a high near 32. South wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 11. West wind around 9 mph.
Friday
Partly sunny, with a high near 18. West wind 8 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 3. Northwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 11. Northwest wind around 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
12:53 pm EST Jan 18, 2026
2pm EST Jan 18, 2026-6pm EST Jan 24, 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