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 Calm
Barometer 30.01 in (1016.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 25 Mar 11:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Overnight

    Overnight: A 50 percent chance of showers. Cloudy, with a low around 33. South wind 8 to 13 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 55. South wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain likely before 1am, then rain and snow showers likely between 1am and 2am, then a chance of snow showers after 2am. Cloudy, with a low around 26. Northeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 31. North wind around 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. North wind around 9 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29. North wind around 7 mph.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Southwest wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41. West wind 8 to 10 mph.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. South wind 6 to 10 mph.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers. Cloudy, with a low around 33. South wind 8 to 13 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 55. South wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely before 1am, then rain and snow showers likely between 1am and 2am, then a chance of snow showers after 2am. Cloudy, with a low around 26. Northeast wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 31. North wind around 14 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 13. North wind around 9 mph.
Saturday
Mostly sunny, with a high near 29. North wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 20. Southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 41. West wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 31. South wind 6 to 10 mph.
Monday
A chance of rain and snow showers before 9am, then a chance of rain showers between 9am and 2pm. Mostly cloudy, with a high near 48. South wind around 15 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 27. Northwest wind 9 to 11 mph.
Tuesday
Mostly sunny, with a high near 39. North wind around 10 mph.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28. North wind around 8 mph becoming east after midnight. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 43. South wind 9 to 11 mph. Chance of precipitation is 50%.
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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:
2:26 pm EDT Mar 25, 2026
Forecast Valid:
12am EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation