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 72%
Wind Speed Calm
Barometer 30.16 in (1021.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 23 Mar 8:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 21. Northwest wind around 8 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Increasing clouds, with a high near 38. Light and variable wind becoming southwest around 6 mph in the afternoon.

    High: 38 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Southwest wind around 7 mph.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 5pm. Partly sunny, with a high near 40. Southwest wind 6 to 8 mph.

    High: 40 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 31. South wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Thursday

    Thursday: Rain likely, possibly mixed with snow showers, becoming all rain after 9am. Mostly cloudy, with a high near 47. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 24. South wind 9 to 13 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 24 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before 8am. Partly sunny, with a high near 30. Northwest wind around 16 mph.

    High: 30 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11. Northwest wind 8 to 10 mph.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 21. Northwest wind around 8 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Increasing clouds, with a high near 38. Light and variable wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 24. Southwest wind around 7 mph.
Wednesday
A 30 percent chance of showers after 5pm. Partly sunny, with a high near 40. Southwest wind 6 to 8 mph.
Wednesday Night
Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 31. South wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Rain likely, possibly mixed with snow showers, becoming all rain after 9am. Mostly cloudy, with a high near 47. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 24. South wind 9 to 13 mph becoming northwest after midnight. Chance of precipitation is 70%.
Friday
A 30 percent chance of snow before 8am. Partly sunny, with a high near 30. Northwest wind around 16 mph.
Friday Night
Partly cloudy, with a low around 11. Northwest wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 32. Northwest wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 21. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 40. West wind 9 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 25. South wind around 8 mph.
Monday
Partly sunny, with a high near 42. West wind 9 to 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
Last Update:
2:21 pm EDT Mar 23, 2026
Forecast Valid:
9pm EDT Mar 23, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation