Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Current conditions at

BLACK ROCK (OKFO3)

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

NA

44°F

7°C

Humidity 76%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 16 Mar 08:15 AM PDT
Extended Forecast for

5 Miles SSE Cascade Summit OR

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 66 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 39. West wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. West southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of rain after 11am.  Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 66. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Clear, with a low around 39. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 42.
Friday
A slight chance of rain after 11am. Mostly sunny, with a high near 65.
Friday Night
A chance of rain before 5am, then a chance of rain and snow. Snow level 9000 feet lowering to 7500 feet after midnight . Mostly cloudy, with a low around 39.
Saturday
A chance of rain and snow. Snow level 6800 feet lowering to 6000 feet. Mostly sunny, with a high near 55.
Saturday Night
A slight chance of rain and snow. Snow level 6600 feet lowering to 5300 feet after midnight . Partly cloudy, with a low around 31.
Sunday
A slight chance of rain and snow. Snow level 4900 feet rising to 6000 feet in the afternoon. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Cascade Summit OR
 43.51°N 121.97°W (Elev. 4800 ft)
4:41 am PDT Mar 16, 2026
9am PDT Mar 16, 2026-6pm PDT Mar 22, 2026
 
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Additional Resources

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