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.

A Few Clouds

70°F

21°C

Humidity 71%
Wind Speed SE 7 mph
Barometer 30.17 in (1021.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 2 Sep 10:53 am EDT
Extended Forecast for

Grand Isle VT

  • Today

    Today: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 79. South wind around 5 mph.

    High: 79 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Calm wind becoming south around 6 mph after midnight.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. South wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers after 8pm. Low around 61. South wind 11 to 17 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 77. South wind around 10 mph.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 61. South wind around 7 mph.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 73. Southwest wind around 9 mph.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 80. Calm wind.
Tonight
Partly cloudy, with a low around 57. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 79. South wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 60. Calm wind becoming south around 6 mph after midnight.
Thursday
Mostly sunny, with a high near 81. South wind 10 to 16 mph, with gusts as high as 29 mph.
Thursday Night
Showers after 8pm. Low around 61. South wind 11 to 17 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 77. South wind around 10 mph.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 61. South wind around 7 mph.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 73. Southwest wind around 9 mph.
Saturday Night
Partly cloudy, with a low around 53. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 68. West wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 50. West wind around 5 mph.
Monday
Sunny, with a high near 68. 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:
2:28 am EDT Sep 2, 2025
Forecast Valid:
11am EDT Sep 2, 2025-6pm EDT Sep 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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