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.

Overcast

31°F

-1°C

Humidity 61%
Wind Speed SE 5 mph
Barometer 30.00 in (1016.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 27 Feb 4:53 pm EST
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Increasing clouds, with a low around 29. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 40 mph.

    Low: 29 °F

    Partly Cloudy
    then
    Increasing
    Clouds and
    Breezy

  • Saturday

    Saturday: A 40 percent chance of showers, mainly between 9am and 11am. Partly sunny, with a high near 41. Breezy, with a south wind 19 to 24 mph becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 41 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance
    Showers and
    Breezy then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 1am. Increasing clouds, with a low around 13. North wind around 6 mph. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 18. North wind 8 to 10 mph. New snow accumulation of less than one inch possible.

    High: 18 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -4. Northwest wind 3 to 7 mph.

    Low: -4 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 17. Northwest wind 3 to 6 mph.

    High: 17 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 2. South wind 5 to 10 mph.

    Low: 2 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow after 1pm. Mostly cloudy, with a high near 33. South wind around 14 mph.

    High: 33 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 24. South wind 8 to 10 mph becoming west after midnight.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 29. Breezy, with a south wind 11 to 16 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 40 mph.
Saturday
A 40 percent chance of showers, mainly between 9am and 11am. Partly sunny, with a high near 41. Breezy, with a south wind 19 to 24 mph becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 41 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of snow after 1am. Increasing clouds, with a low around 13. North wind around 6 mph. New snow accumulation of less than a half inch possible.
Sunday
A 40 percent chance of snow before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 18. North wind 8 to 10 mph. New snow accumulation of less than one inch possible.
Sunday Night
Mostly clear, with a low around -4. Northwest wind 3 to 7 mph.
Monday
Sunny, with a high near 17. Northwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 2. South wind 5 to 10 mph.
Tuesday
A 30 percent chance of snow after 1pm. Mostly cloudy, with a high near 33. South wind around 14 mph.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. South wind 8 to 10 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 38. Northwest wind around 8 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 22. South wind around 7 mph.
Thursday
A chance of rain and snow. Partly sunny, with a high near 37. North wind around 9 mph. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 22. North wind around 9 mph becoming south after midnight. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 38. South wind around 10 mph. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
Last Update:
1:24 pm EST Feb 27, 2026
Forecast Valid:
5pm EST Feb 27, 2026-6pm EST Mar 6, 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