National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

28°F

-2°C

Humidity 51%
Wind Speed Vrbl 5 mph
Barometer 29.69 in (1005.9 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 19 Jan 1:53 pm EST
Extended Forecast for

South Hero VT

  • M.L.King Day

    M.L.King Day: A 40 percent chance of snow showers. Cloudy, with a high near 29. South wind around 9 mph. Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A slight chance of snow showers between 11pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 14. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 18. Wind chill values as low as zero. West wind 11 to 15 mph.

    High: 18 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 9. Wind chill values as low as -3. South wind 10 to 13 mph.

    Low: 9 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 28. Breezy, with a south wind 15 to 22 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.

    High: 28 °F

    Mostly Cloudy
    then Chance
    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 23. Breezy, with a south wind 22 to 25 mph, with gusts as high as 43 mph.

    Low: 23 °F

    Chance Snow
    and Breezy

  • Thursday

    Thursday: A 30 percent chance of snow showers after 1pm. Partly sunny, with a high near 34. Southwest wind 14 to 16 mph, with gusts as high as 29 mph.

    High: 34 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Southwest wind 11 to 16 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 18. Breezy, with a west wind 14 to 20 mph.

    High: 18 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

M.L.King Day
A 40 percent chance of snow showers. Cloudy, with a high near 29. South wind around 9 mph. Little or no snow accumulation expected.
Tonight
A slight chance of snow showers between 11pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 14. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 18. Wind chill values as low as zero. West wind 11 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 9. Wind chill values as low as -3. South wind 10 to 13 mph.
Wednesday
A 40 percent chance of snow after 1pm. Mostly cloudy, with a high near 28. Breezy, with a south wind 15 to 22 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23. Breezy, with a south wind 22 to 25 mph, with gusts as high as 43 mph.
Thursday
A 30 percent chance of snow showers after 1pm. Partly sunny, with a high near 34. Southwest wind 14 to 16 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 15. Southwest wind 11 to 16 mph, with gusts as high as 30 mph.
Friday
Partly sunny, with a high near 18. Breezy, with a west wind 14 to 20 mph.
Friday Night
Mostly cloudy, with a low around -5. Breezy, with a northwest wind 18 to 21 mph.
Saturday
Mostly sunny and cold, with a high near 2. Northwest wind 14 to 17 mph.
Saturday Night
Partly cloudy, with a low around -6. Northwest wind 9 to 13 mph.
Sunday
Partly sunny and cold, with a high near 5. North wind around 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Hero VT
 44.63°N 73.35°W (Elev. 98 ft)
Last Update:
12:27 pm EST Jan 19, 2026
Forecast Valid:
2pm EST Jan 19, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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