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

25°F

-4°C

Humidity 72%
Wind Speed S 3 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 19 Mar 7:53 am EDT
Extended Forecast for

Grand Isle VT

  • Today

    Today: Mostly cloudy, with a high near 40. South wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 26. South wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: A chance of rain and snow showers between 11am and 1pm, then rain showers likely. Increasing clouds, with a high near 41. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain showers likely before 10pm, then rain and snow showers likely between 10pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 29. Northeast wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Saturday

    Saturday: A chance of rain and snow showers before noon, then a chance of rain showers between noon and 2pm. Mostly cloudy, with a high near 42. West wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers after 2am. Mostly cloudy, with a low around 29. West wind 7 to 9 mph.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 11am, then a chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 39. North wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. North wind around 11 mph.

    Low: 24 °F

    Chance Snow
    Showers

  • Monday

    Monday: A 30 percent chance of snow showers before 2pm. Partly sunny, with a high near 34. North wind around 14 mph.

    High: 34 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 40. South wind 11 to 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 26. South wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Friday
A chance of rain and snow showers between 11am and 1pm, then rain showers likely. Increasing clouds, with a high near 41. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Rain showers likely before 10pm, then rain and snow showers likely between 10pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 29. Northeast wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow showers before noon, then a chance of rain showers between noon and 2pm. Mostly cloudy, with a high near 42. West wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A 40 percent chance of snow showers after 2am. Mostly cloudy, with a low around 29. West wind 7 to 9 mph.
Sunday
A chance of snow showers before 11am, then a chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 39. North wind 8 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. North wind around 11 mph.
Monday
A 30 percent chance of snow showers before 2pm. Partly sunny, with a high near 34. North wind around 14 mph.
Monday Night
Partly cloudy, with a low around 18. Northwest wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 38. Northwest wind 8 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 20. Southwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 37. Northwest wind 11 to 13 mph.
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:
5:15 am EDT Mar 19, 2026
Forecast Valid:
8am EDT Mar 19, 2026-6pm EDT Mar 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