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

56°F

13°C

Humidity 84%
Wind Speed Calm
Barometer 30.10 in (1019.4 mb)
Dewpoint 51°F (11°C)
Visibility 7.00 mi
Last update 14 Oct 3:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 45. Light and variable wind becoming north 6 to 11 mph after midnight.

    Low: 45 °F

    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. North wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. North wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. North wind around 16 mph, with gusts as high as 26 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. North wind 6 to 9 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. North wind 6 to 8 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. South wind around 7 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 48. South wind 6 to 8 mph.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 45. Light and variable wind becoming north 6 to 11 mph after midnight.
Wednesday
Partly sunny, with a high near 54. North wind 15 to 17 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 38. North wind 10 to 14 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 53. North wind around 16 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 35. North wind 6 to 9 mph.
Friday
Sunny, with a high near 55. North wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 39. Light and variable wind.
Saturday
Partly sunny, with a high near 60. South wind around 7 mph.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 48. South wind 6 to 8 mph.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 67. South wind around 11 mph.
Sunday Night
Showers likely. Mostly cloudy, with a low around 51. South wind around 9 mph. Chance of precipitation is 70%.
Monday
Showers likely. Mostly cloudy, with a high near 61. Southwest wind 11 to 13 mph. Chance of precipitation is 70%.
Monday Night
Showers likely. Mostly cloudy, with a low around 47. Southwest wind around 9 mph. Chance of precipitation is 60%.
Tuesday
Showers likely. Partly sunny, with a high near 60. West wind around 11 mph. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.72°N 73.3°W (Elev. 125 ft)
Last Update:
3:50 pm EDT Oct 14, 2025
Forecast Valid:
4pm EDT Oct 14, 2025-6pm EDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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