National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Drum / Wheeler-Sack U. S. Army Airfield (KGTB)

Lat: 44.05°NLon: 75.73°WElev: 679ft.

Overcast

34°F

1°C

Humidity 81%
Wind Speed SW 18 G 24 mph
Barometer 29.67 in (1005.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 27 Nov 4:55 pm EST
Extended Forecast for

Copenhagen NY

Lake Effect Snow Warning November 27, 05:15pm until November 29, 01:00am
Click here for hazard details and duration
Lake Effect Snow Warning
  •  
    Lake Effect Snow Warning November 27, 05:15pm until November 29, 01:00am

    NOW until 1:00am Sat

    Lake Effect Snow Warning

  • Thanksgiving Day

    High: 34 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow showers. The snow could be heavy at times. Patchy blowing snow. Low around 24. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 24 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Friday

    Friday: Snow showers likely, mainly before 1pm. Patchy blowing snow between 9am and 4pm. Cloudy, with a high near 29. West wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Friday Night

    Friday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 19. West wind 10 to 14 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 29. West wind 6 to 9 mph.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow showers after 1am. Low around 20. Light south wind becoming southeast 5 to 10 mph after midnight. Chance of precipitation is 80%.

    Low: 20 °F

    Mostly Cloudy
    then Snow
    Showers

  • Sunday

    Sunday: Snow showers before 1pm, then rain and snow showers. High near 35. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 35 °F

    Snow Showers
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers. Low around 21. Southwest wind 11 to 14 mph. Chance of precipitation is 80%.

    Low: 21 °F

    Snow Showers

Detailed Forecast

Thanksgiving Day
Snow showers. Patchy blowing snow. High near 34. Breezy, with a southwest wind around 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow showers. The snow could be heavy at times. Patchy blowing snow. Low around 24. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Friday
Snow showers likely, mainly before 1pm. Patchy blowing snow between 9am and 4pm. Cloudy, with a high near 29. West wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 19. West wind 10 to 14 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 29. West wind 6 to 9 mph.
Saturday Night
Snow showers after 1am. Low around 20. Light south wind becoming southeast 5 to 10 mph after midnight. Chance of precipitation is 80%.
Sunday
Snow showers before 1pm, then rain and snow showers. High near 35. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Sunday Night
Snow showers. Low around 21. Southwest wind 11 to 14 mph. Chance of precipitation is 80%.
Monday
A chance of snow showers before 1pm. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Monday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 29.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Copenhagen NY
 43.89°N 75.66°W (Elev. 1198 ft)
Last Update:
3:36 pm EST Nov 27, 2025
Forecast Valid:
5pm EST Nov 27, 2025-6pm EST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation