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.

A Few Clouds

65°F

18°C

Humidity 90%
Wind Speed S 3 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 18 Jun 12:53 am EDT
Extended Forecast for

Grand Isle VT

  • Overnight

    Overnight: Partly cloudy, with a low around 66. South wind around 15 mph.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 83. South wind 10 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 68. South wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 76. Northwest wind around 11 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 60. Northwest wind 5 to 8 mph becoming south after midnight.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 81. South wind 6 to 11 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. South wind around 15 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 83. South wind 10 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 68. South wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. South wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 76. Northwest wind around 11 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 60. Northwest wind 5 to 8 mph becoming south after midnight.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 81. South wind 6 to 11 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 67. Southwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 85. South wind around 5 mph becoming light and variable in the morning.
Sunday Night
Partly cloudy, with a low around 70. South wind around 7 mph.
Monday
Mostly sunny, with a high near 89. South wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 71. South wind around 8 mph.
Tuesday
Mostly sunny, with a high near 87. South wind around 7 mph becoming northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.72°N 73.33°W (Elev. 154 ft)
Last Update:
1:08 am EDT Jun 18, 2025
Forecast Valid:
1am EDT Jun 18, 2025-6pm EDT Jun 24, 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