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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

BLACK ROCK (OKFO3)

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

NA

34°F

1°C

Humidity 72%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 28 Jan 03:15 AM PST
Extended Forecast for

Cascade Summit OR

  • Overnight

    Overnight: Partly cloudy, with a low around 27. West southwest wind around 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of snow between 8am and noon, then a chance of rain and snow. Partly sunny, with a high near 38. Southwest wind around 6 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain. Snow level 5200 feet. Mostly cloudy, with a steady temperature around 33. South wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain and snow likely before 10am, then a chance of rain. Snow level 5200 feet rising to 6200 feet in the afternoon. Mostly cloudy, with a high near 43. Light south southwest wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 10pm. Snow level 6600 feet rising to 7100 feet. Mostly cloudy, with a low around 33. South southeast wind 3 to 5 mph.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 10am. Snow level 5800 feet rising to 6500 feet in the afternoon. Partly sunny, with a high near 48.

    High: 48 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain before 10pm. Snow level 6700 feet. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. West southwest wind around 7 mph.
Wednesday
A slight chance of snow between 8am and noon, then a chance of rain and snow. Partly sunny, with a high near 38. Southwest wind around 6 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
Snow likely, possibly mixed with rain. Snow level 5200 feet. Mostly cloudy, with a steady temperature around 33. South wind 3 to 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Rain and snow likely before 10am, then a chance of rain. Snow level 5200 feet rising to 6200 feet in the afternoon. Mostly cloudy, with a high near 43. Light south southwest wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of rain before 10pm. Snow level 6600 feet rising to 7100 feet. Mostly cloudy, with a low around 33. South southeast wind 3 to 5 mph.
Friday
A 20 percent chance of rain after 10am. Snow level 5800 feet rising to 6500 feet in the afternoon. Partly sunny, with a high near 48.
Friday Night
A 20 percent chance of rain before 10pm. Snow level 6700 feet. Mostly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Rain likely, mainly after 4pm. Snow level 5900 feet. Mostly cloudy, with a high near 44.
Sunday Night
Rain and snow likely. Snow level 5600 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow. Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Summit OR
 43.58°N 122.05°W (Elev. 5030 ft)
Last Update:
3:40 am PST Jan 28, 2026
Forecast Valid:
3am PST Jan 28, 2026-6pm PST Feb 3, 2026
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation