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.

Mostly Cloudy

79°F

26°C

Humidity 47%
Wind Speed SE 7 mph
Barometer 29.80 in (1009.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 26 Jul 6:53 pm EDT
Extended Forecast for

3 Miles WSW Grand Isle VT

  • Tonight

    Tonight: Partly cloudy, with a low around 65. South wind 5 to 7 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Scattered showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 79. South wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Monday Night

    Monday Night: Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 66 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. South wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 73. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 63. North wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 73. North wind around 8 mph.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. South wind 5 to 7 mph becoming calm in the evening.
Monday
Scattered showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 79. South wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Isolated showers and thunderstorms before 11pm. Mostly cloudy, with a low around 66. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 77. South wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 73. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 63. North wind 3 to 5 mph. Chance of precipitation is 80%.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 73. North wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 64. Calm wind.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 81. Light south wind.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66. Calm wind.
Sunday
Showers likely. Partly sunny, with a high near 77. South wind around 5 mph. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Grand Isle VT
 44.7°N 73.36°W (Elev. 95 ft)
Last Update:
2:22 pm EDT Jul 26, 2026
Forecast Valid:
7pm EDT Jul 26, 2026-6pm EDT Aug 2, 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