Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

DEE FLAT (DEFO)

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

NA

36°F

2°C

Humidity 95%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 29 Nov 07:15 PM PST
Extended Forecast for

8 Miles SSE Cascade Locks OR

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 9pm.  Cloudy, then gradually becoming partly cloudy, with a steady temperature around 29. East wind 8 to 10 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 33. East wind 6 to 10 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. East wind around 8 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of snow between 10am and 4pm, then a chance of rain and snow.  Partly sunny, with a high near 36. Southeast wind around 6 mph becoming light and variable  in the morning.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Snow, possibly mixed with rain, mainly after 10pm.  Snow level 4500 feet. Low around 32. West southwest wind 8 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow, mainly before 4pm.  High near 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 10pm.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 4am.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 29. East wind 8 to 10 mph. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 33. East wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 28. East wind around 8 mph.
Monday
A slight chance of snow between 10am and 4pm, then a chance of rain and snow. Partly sunny, with a high near 36. Southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Snow, possibly mixed with rain, mainly after 10pm. Snow level 4500 feet. Low around 32. West southwest wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly before 4pm. High near 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 33.
Wednesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 29.
Thursday
A chance of rain, mainly after 10am. Snow level 5800 feet rising to 7700 feet in the afternoon. Mostly cloudy, with a high near 36.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34.
Friday
Rain likely. Mostly cloudy, with a high near 39.
Friday Night
Rain. Snow level 6700 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37. Breezy.
Saturday
Rain. Snow level 5300 feet. Mostly cloudy, with a high near 38. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Cascade Locks OR
 45.59°N 121.79°W (Elev. 4331 ft)
7:41 pm PST Nov 29, 2025
7pm PST Nov 29, 2025-6pm PST Dec 6, 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