Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

BLACK ROCK (OKFO3)

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

NA

45°F

7°C

Humidity 79%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Nov 03:15 AM PST
Extended Forecast for

5 Miles NE Cascade Summit OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 44. West southwest wind around 8 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A 10 percent chance of rain after 4pm.  Snow level 8900 feet lowering to 8200 feet in the afternoon . Partly sunny, with a high near 50. West wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm.  Snow level 9100 feet. Partly cloudy, with a low around 39. West southwest wind around 11 mph.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Veterans Day

    Veterans Day: Increasing clouds, with a high near 49. South southwest wind 6 to 9 mph.

    High: 49 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain after 4am.  Snow level 8600 feet lowering to 8100 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 7 to 10 mph.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Snow level 7800 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain and snow.  Snow level 7100 feet. Low around 28. Breezy.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Snow.  Cloudy, with a high near 32.

    High: 32 °F

    Snow

  • Thursday Night

    Thursday Night: Snow.  Cloudy, with a low around 26.

    Low: 26 °F

    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. West southwest wind around 8 mph.
Monday
A 10 percent chance of rain after 4pm. Snow level 8900 feet lowering to 8200 feet in the afternoon . Partly sunny, with a high near 50. West wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
A 20 percent chance of rain before 10pm. Snow level 9100 feet. Partly cloudy, with a low around 39. West southwest wind around 11 mph.
Veterans Day
Increasing clouds, with a high near 49. South southwest wind 6 to 9 mph.
Tuesday Night
A 10 percent chance of rain after 4am. Snow level 8600 feet lowering to 8100 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind 7 to 10 mph.
Wednesday
Rain likely, mainly after 4pm. Snow level 7800 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Wednesday Night
Rain and snow. Snow level 7100 feet. Low around 28. Breezy. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow. Cloudy, with a high near 32.
Thursday Night
Snow. Cloudy, with a low around 26.
Friday
Snow. Cloudy, with a high near 31.
Friday Night
Snow likely. Cloudy, with a low around 29.
Saturday
Rain and snow. Snow level rising to 7000 feet in the afternoon. Cloudy, with a high near 36.
Saturday Night
Rain and snow. Snow level 6800 feet. Cloudy, with a low around 31.
Sunday
Snow. Cloudy, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Cascade Summit OR
 43.62°N 121.97°W (Elev. 6532 ft)
3:41 am PST Nov 10, 2025
3am PST Nov 10, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

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