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

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Fair

24°F

-4°C

Humidity 91%
Wind Speed Calm
Barometer 29.95 in (1014.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 17 Jan 8:53 pm EST
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. South wind 7 to 9 mph.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31. South wind 6 to 10 mph.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 17. Light and variable wind.

    Low: 17 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: A 40 percent chance of snow showers after 7am. Mostly cloudy, with a high near 28. South wind 6 to 14 mph. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 10. Southwest wind 14 to 16 mph, with gusts as high as 31 mph.

    Low: 10 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 16. West wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 16 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. South wind around 7 mph.

    Low: 6 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 24. South wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 24 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow before 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 20. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. South wind 7 to 9 mph.
Sunday
Partly sunny, with a high near 31. South wind 6 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 17. Light and variable wind.
M.L.King Day
A 40 percent chance of snow showers after 7am. Mostly cloudy, with a high near 28. South wind 6 to 14 mph. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 10. Southwest wind 14 to 16 mph, with gusts as high as 31 mph.
Tuesday
Mostly sunny, with a high near 16. West wind 9 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 6. South wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 24. South wind 8 to 11 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of snow before 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 20. South wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 29. South wind around 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 7. West wind around 8 mph.
Friday
Partly sunny, with a high near 19. South wind 7 to 9 mph.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 4. South wind around 8 mph.
Saturday
Mostly sunny, with a high near 13. Northwest wind around 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
Last Update:
8:36 pm EST Jan 17, 2026
Forecast Valid:
9pm EST Jan 17, 2026-6pm EST Jan 24, 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