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

62°F

17°C

Humidity 80%
Wind Speed Calm
Barometer 29.99 in (1015.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 5 Jul 6:53 am EDT
Extended Forecast for

Grand Isle VT

  • Today

    Today: Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86. Light south wind.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. South wind 3 to 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 8am and 2pm. Mostly sunny, with a high near 81. South wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 63. South wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 86. South wind 3 to 5 mph.

    High: 86 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Calm wind becoming south around 6 mph after midnight.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. South wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 63. Light north wind.
Monday
Partly sunny, with a high near 86. Light south wind.
Monday Night
Mostly cloudy, with a low around 63. South wind 3 to 5 mph.
Tuesday
A chance of showers between 8am and 2pm. Mostly sunny, with a high near 81. South wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 63. South wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 86. South wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 67. Calm wind becoming south around 6 mph after midnight.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. South wind 6 to 8 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind around 6 mph becoming north in the afternoon.
Friday Night
A chance of thunderstorms. Mostly cloudy, with a low around 64. Light northwest wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 84. North wind around 6 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:
2:24 am EDT Jul 5, 2026
Forecast Valid:
7am EDT Jul 5, 2026-6pm EDT Jul 11, 2026
 
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