Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

A Few Clouds

14°F

-10°C

Humidity 77%
Wind Speed W 3 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 8 Dec 1:53 am EST
Extended Forecast for

Grand Isle VT

  • Overnight

    Overnight: Mostly cloudy, with a low around 9. Wind chill values as low as -4. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 9 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 17. Wind chill values as low as -7. Northwest wind 5 to 14 mph.

    High: 17 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 6. Wind chill values as low as -3. Light and variable wind becoming south 5 to 7 mph after midnight.

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 24. Wind chill values as low as -8. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 24 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow after 10pm.  Mostly cloudy, with a low around 20. South wind 15 to 18 mph, with gusts as high as 31 mph.  New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow.  High near 34. South wind 11 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%.

    High: 34 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow showers.  Low around 20. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 20 °F

    Snow Showers

  • Thursday

    Thursday: A 30 percent chance of snow showers before 1pm.  Partly sunny, with a high near 27. West wind around 10 mph, with gusts as high as 20 mph.

    High: 27 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West wind around 7 mph.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 9. Wind chill values as low as -4. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Monday
Sunny, with a high near 17. Wind chill values as low as -7. Northwest wind 5 to 14 mph.
Monday Night
Mostly clear, with a low around 6. Wind chill values as low as -3. Light and variable wind becoming south 5 to 7 mph after midnight.
Tuesday
Increasing clouds, with a high near 24. Wind chill values as low as -8. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
A 50 percent chance of snow after 10pm. Mostly cloudy, with a low around 20. South wind 15 to 18 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow. High near 34. South wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Wednesday Night
Snow showers. Low around 20. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Thursday
A 30 percent chance of snow showers before 1pm. Partly sunny, with a high near 27. West wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 16. West wind around 7 mph.
Friday
A 30 percent chance of snow showers after 1pm. Partly sunny, with a high near 27. West wind 7 to 9 mph.
Friday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 16. South wind around 6 mph.
Saturday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. South wind 7 to 10 mph becoming northwest in the afternoon.
Saturday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 13. West wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 21. Northwest wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Isle VT
 44.72°N 73.3°W (Elev. 125 ft)
12:30 am EST Dec 8, 2025
2am EST Dec 8, 2025-6pm EST Dec 14, 2025
 
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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