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.

Overcast

21°F

-6°C

Humidity 65%
Wind Speed Vrbl 7 mph
Barometer 29.86 in (1011.6 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 20 Jan 12:53 am EST
Extended Forecast for

Grand Isle VT

  • Overnight

    Overnight: Partly cloudy, with a low around 11. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 26 mph.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 17. Wind chill values as low as -2. West wind around 10 mph, with gusts as high as 22 mph.

    High: 17 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 10. Wind chill values as low as -2. Southwest wind 6 to 8 mph.

    Low: 10 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 40 percent chance of snow showers after noon.  Mostly cloudy, with a high near 23. Wind chill values as low as zero. South wind 10 to 16 mph, with gusts as high as 31 mph.  Little or no snow accumulation expected.

    High: 23 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers before 1am.  Mostly cloudy, with a low around 23. South wind 14 to 17 mph, with gusts as high as 41 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 40 percent chance of snow showers.  Partly sunny, with a high near 33. Southwest wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 33 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. Southwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 18. West wind 9 to 13 mph.

    High: 18 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -7. West wind around 11 mph, with gusts as high as 22 mph.

    Low: -7 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 11. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 17. Wind chill values as low as -2. West wind around 10 mph, with gusts as high as 22 mph.
Tuesday Night
Increasing clouds, with a low around 10. Wind chill values as low as -2. Southwest wind 6 to 8 mph.
Wednesday
A 40 percent chance of snow showers after noon. Mostly cloudy, with a high near 23. Wind chill values as low as zero. South wind 10 to 16 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of snow showers before 1am. Mostly cloudy, with a low around 23. South wind 14 to 17 mph, with gusts as high as 41 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 33. Southwest wind 11 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 12. Southwest wind around 9 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 18. West wind 9 to 13 mph.
Friday Night
Partly cloudy, with a low around -7. West wind around 11 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny and cold, with a high near 2. Northwest wind around 9 mph.
Saturday Night
Mostly cloudy, with a low around -8. Northwest wind around 6 mph.
Sunday
Partly sunny and cold, with a high near 4. North wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around -3. North wind around 6 mph becoming west after midnight.
Monday
Partly sunny and cold, with a high near 10. West wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
1:02 am EST Jan 20, 2026
1am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database