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

Heavy Snow Across the Northern Plains and Great Lakes; Strong Winds for the East

Travel conditions will be challenging across the northern Plains, Great Lakes and east coast through Thanksgiving holiday weekend. Heavy snow, blizzard conditions, for the upper Midwest and Great Lakes region through Thanksgiving to be followed by another strong storm for the Plains, Great Lakes and Northeast this weekend. Strong winds are expected with these systems adding to travel difficulties Read More >

Current conditions at

DEE FLAT (DEFO)

Lat: 45.58639°NLon: 121.64056°WElev: 1260.0ft.

NA

39°F

4°C

Humidity 97%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 26 Nov 04:30 AM PST
Extended Forecast for

7 Miles ESE Cascade Locks OR

  • Overnight

    Overnight: Rain likely. Cloudy, with a steady temperature around 37. West southwest wind around 9 mph. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 40. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 4am. Snow level 7900 feet lowering to 5900 feet after midnight . Low around 36. South southeast wind 9 to 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain

  • Thanksgiving Day

    Thanksgiving Day: Rain. Snow level 7500 feet lowering to 6200 feet in the afternoon . High near 38. Southeast wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 38 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Snow level 5900 feet. Low around 36. Breezy, with a west wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Rain and
    Breezy

  • Friday

    Friday: Rain before 1pm, then a chance of rain and snow. Snow level 5200 feet. High near 38. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Rain then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 10pm, then a chance of snow between 10pm and 1am, then a chance of rain and snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow, mainly before 4pm. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before 10pm. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely. Cloudy, with a steady temperature around 37. West southwest wind around 9 mph. Chance of precipitation is 70%.
Wednesday
Rain. High near 40. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly after 4am. Snow level 7900 feet lowering to 5900 feet after midnight . Low around 36. South southeast wind 9 to 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thanksgiving Day
Rain. Snow level 7500 feet lowering to 6200 feet in the afternoon . High near 38. Southeast wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Snow level 5900 feet. Low around 36. Breezy, with a west wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain before 1pm, then a chance of rain and snow. Snow level 5200 feet. High near 38. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 10pm, then a chance of snow between 10pm and 1am, then a chance of rain and snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A chance of snow, mainly before 4pm. Mostly cloudy, with a high near 32.
Saturday Night
A slight chance of snow before 10pm. Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 28.
Monday
A slight chance of snow. Partly sunny, with a high near 35.
Monday Night
A chance of rain and snow. Snow level 4600 feet. Mostly cloudy, with a low around 33. Breezy.
Tuesday
Snow likely. Mostly cloudy, with a high near 34. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Cascade Locks OR
 45.63°N 121.77°W (Elev. 4442 ft)
Last Update:
4:45 am PST Nov 26, 2025
Forecast Valid:
5am PST Nov 26, 2025-6pm PST Dec 2, 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