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.

Fog/Mist

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 29.87 in (1011.6 mb)
Dewpoint 47°F (8°C)
Visibility 2.50 mi
Last update 16 Apr 7:53 am EDT
Extended Forecast for

3 Miles SW Grand Isle VT

  • Today

    Today: Showers, with thunderstorms also possible after 5pm. Patchy fog before 10am. High near 62. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then showers likely. Patchy fog after 11pm. Low around 49. South wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers or drizzle before 8am, then a chance of showers between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 60. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68. Breezy, with a south wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon.

    High: 68 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Showers, mainly after 2am. Low around 43. Breezy, with a south wind 17 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 50. West wind around 14 mph. Chance of precipitation is 80%.

    High: 50 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 1am, then a chance of snow showers between 1am and 2am. Mostly cloudy, with a low around 30. Northwest wind 11 to 13 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Partly sunny, with a high near 39. Northwest wind 15 to 17 mph.

    High: 39 °F

    Partly Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 5pm. Patchy fog before 10am. High near 62. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 2am, then showers likely. Patchy fog after 11pm. Low around 49. South wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers or drizzle before 8am, then a chance of showers between 8am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 60. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 44. Calm wind.
Saturday
Partly sunny, with a high near 68. Breezy, with a south wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon.
Saturday Night
Showers, mainly after 2am. Low around 43. Breezy, with a south wind 17 to 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 50. West wind around 14 mph. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers before 1am, then a chance of snow showers between 1am and 2am. Mostly cloudy, with a low around 30. Northwest wind 11 to 13 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 39. Northwest wind 15 to 17 mph.
Monday Night
Partly cloudy, with a low around 27. Northwest wind 7 to 10 mph.
Tuesday
Mostly sunny, with a high near 49. South wind 9 to 11 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 38. South wind around 9 mph.
Wednesday
Mostly cloudy, with a high near 53. South wind 8 to 10 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Grand Isle VT
 44.68°N 73.34°W (Elev. 167 ft)
Last Update:
2:23 am EDT Apr 16, 2026
Forecast Valid:
8am EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation