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.

Thunderstorm

83°F

28°C

Humidity 65%
Wind Speed Vrbl 6 mph
Barometer 29.93 in (1013.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 13 Jul 5:53 pm EDT
Extended Forecast for

Grand Isle VT

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Low around 71. South wind 7 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 1pm. Partly sunny, with a high near 84. South wind 5 to 7 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. Light south wind.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 89. South wind around 5 mph becoming light and variable in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 91. South wind around 6 mph.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 71. South wind 3 to 5 mph.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. South wind around 7 mph. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Low around 71. South wind 7 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly before 1pm. Partly sunny, with a high near 84. South wind 5 to 7 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 67. Light south wind.
Tuesday
Sunny, with a high near 89. South wind around 5 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. Calm wind.
Wednesday
Sunny and hot, with a high near 91. South wind around 6 mph.
Wednesday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 71. South wind 3 to 5 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. South wind around 7 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 60%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. West wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 64. Northwest wind 3 to 5 mph. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 81. Northwest wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 63. Light and variable wind.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South wind around 7 mph becoming northeast in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.72°N 73.3°W (Elev. 125 ft)
Last Update:
1:21 pm EDT Jul 13, 2025
Forecast Valid:
6pm EDT Jul 13, 2025-6pm EDT Jul 20, 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