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

6°F

-14°C

Humidity 69%
Wind Speed Calm
Barometer 30.57 in (1035.7 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 2 Mar 8:53 pm EST
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Mostly clear, with a low around 5. Wind chill values as low as -6. South wind 3 to 8 mph.

    Low: 5 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 36. Wind chill values as low as -3. South wind around 10 mph, with gusts as high as 22 mph.

    High: 36 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of drizzle and snow before 1am, then a slight chance of freezing rain between 1am and 4am. Mostly cloudy, with a low around 26. South wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    then Chance
    Drizzle/Freezing
    Rain

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 42. South wind 3 to 5 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Light south wind.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow and freezing rain between 10pm and 4am, then a chance of rain, snow, and freezing rain after 4am. Mostly cloudy, with a low around 27. North wind around 7 mph. Chance of precipitation is 50%.

    Low: 27 °F

    Chance Wintry
    Mix

  • Friday

    Friday: Rain, snow, and freezing rain likely before 10am, then rain and snow likely between 10am and 4pm, then a chance of rain after 4pm. Cloudy, with a high near 40. South wind 7 to 11 mph. Chance of precipitation is 60%.

    High: 40 °F

    Wintry Mix
    Likely

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 33. South wind 11 to 15 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Wind chill values as low as -6. South wind 3 to 8 mph.
Tuesday
Increasing clouds, with a high near 36. Wind chill values as low as -3. South wind around 10 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of drizzle and snow before 1am, then a slight chance of freezing rain between 1am and 4am. Mostly cloudy, with a low around 26. South wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 42. South wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 23. Light south wind.
Thursday
Mostly sunny, with a high near 40. Light and variable wind becoming north 5 to 7 mph in the morning.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow and freezing rain between 10pm and 4am, then a chance of rain, snow, and freezing rain after 4am. Mostly cloudy, with a low around 27. North wind around 7 mph. Chance of precipitation is 50%.
Friday
Rain, snow, and freezing rain likely before 10am, then rain and snow likely between 10am and 4pm, then a chance of rain after 4pm. Cloudy, with a high near 40. South wind 7 to 11 mph. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 33. South wind 11 to 15 mph. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 50. South wind around 14 mph. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37. South wind 7 to 13 mph.
Sunday
Partly sunny, with a high near 49. South wind 7 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 34. South wind around 9 mph.
Monday
Partly sunny, with a high near 52. South wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.7°N 73.3°W (Elev. 200 ft)
Last Update:
1:25 pm EST Mar 2, 2026
Forecast Valid:
9pm EST Mar 2, 2026-6pm EDT Mar 9, 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