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

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

NA

35°F

2°C

Humidity 86%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 29 Nov 11:15 AM PST
Extended Forecast for

4 Miles E Cascade Summit OR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 45. Light west wind increasing to 5 to 9 mph.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of rain and snow before 10pm, then a chance of snow.  Mostly cloudy, with a low around 32. West wind around 9 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 38. East wind 3 to 5 mph.  Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. Light south wind.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow.  Snow level 5900 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 28. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 50 percent chance of snow.  Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 10pm.  Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 45. Light west wind increasing to 5 to 9 mph.
Tonight
A slight chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 32. West wind around 9 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A 30 percent chance of snow before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 38. East wind 3 to 5 mph. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 23. Light south wind.
Monday
Mostly sunny, with a high near 46. Light and variable wind becoming west around 5 mph in the afternoon.
Monday Night
A chance of rain and snow. Snow level 5900 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 28. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow before 10pm. Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 46.
Thursday Night
A slight chance of rain and snow. Snow level 7700 feet. Mostly cloudy, with a low around 30.
Friday
A slight chance of rain and snow. Snow level 7700 feet. Partly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Cascade Summit OR
 43.57°N 121.96°W (Elev. 5135 ft)
9:41 am PST Nov 29, 2025
12pm PST Nov 29, 2025-6pm PST Dec 5, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database