National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Partly Cloudy

26°C

78°F

Humidity 74%
Wind Speed S 15 km/h
Barometer 1015.3 mb (29.99 in)
Dewpoint 21°C (69°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 12 Jul 10:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Overnight

    Overnight: Partly cloudy, with a low around 22. South wind 16 to 21 km/h.

    Low: 22 °C

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 31. South wind around 27 km/h. Chance of precipitation is 30%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 31 °C

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 22. South wind 10 to 16 km/h. Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.

    Low: 22 °C

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm. High near 29. South wind 8 to 10 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 29 °C

    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. South wind around 8 km/h.

    High: 31 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. Calm wind.

    Low: 21 °C

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 32. South wind 8 to 10 km/h.

    High: 32 °C

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 21. Southwest wind around 8 km/h.

    Low: 21 °C

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 22. South wind 16 to 21 km/h.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 31. South wind around 27 km/h. Chance of precipitation is 30%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 22. South wind 10 to 16 km/h. Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.
Monday
Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm. High near 29. South wind 8 to 10 km/h. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.
Monday Night
Mostly clear, with a low around 19. Calm wind.
Tuesday
Sunny, with a high near 31. South wind around 8 km/h.
Tuesday Night
Mostly clear, with a low around 21. Calm wind.
Wednesday
Mostly sunny and hot, with a high near 32. South wind 8 to 10 km/h.
Wednesday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 21. Southwest wind around 8 km/h.
Thursday
Showers likely, mainly after 2pm. Partly sunny, with a high near 29. Southwest wind 11 to 13 km/h. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 19. West wind around 11 km/h. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 26. West wind 11 to 13 km/h.
Friday Night
A chance of thunderstorms. Mostly cloudy, with a low around 18. South wind 5 to 8 km/h. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 27. West wind around 11 km/h becoming north in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.72°N 73.3°W (Elev. 125 m)
Last Update:
1:00 pm EDT Jul 12, 2025
Forecast Valid:
12am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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