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.

Partly Cloudy

72°F

22°C

Humidity 50%
Wind Speed NW 14 G 22 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 28 Aug 5:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Mostly clear, with a low around 52. Northwest wind 5 to 11 mph becoming west after midnight.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. South wind 9 to 13 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 60. South wind 9 to 13 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 79. South wind 8 to 11 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers before 2am. Mostly cloudy, with a low around 59. Light west wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76. North wind 3 to 5 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers after 2pm. Partly sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 64. South wind 3 to 7 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Northwest wind 5 to 11 mph becoming west after midnight.
Saturday
Sunny, with a high near 78. South wind 9 to 13 mph.
Saturday Night
Increasing clouds, with a low around 60. South wind 9 to 13 mph.
Sunday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 79. South wind 8 to 11 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 50 percent chance of showers before 2am. Mostly cloudy, with a low around 59. Light west wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 76. North wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 58. Calm wind.
Tuesday
A 50 percent chance of showers after 2pm. Partly sunny, with a high near 78. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 64. South wind 3 to 7 mph. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 79. South wind 8 to 10 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 63. South wind 3 to 5 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 78. Southwest wind 5 to 7 mph becoming northwest in the afternoon.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60. Northwest wind 3 to 5 mph.
Friday
Partly sunny, with a high near 77. Northwest wind around 7 mph.
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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:
2:37 pm EDT Aug 28, 2026
Forecast Valid:
6pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation