Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

BLACK ROCK (OKFO3)

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

NA

21°F

-6°C

Humidity 86%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 17 Apr 06:15 AM PDT
Extended Forecast for

Cascade Summit OR

  • Today

    Today: Increasing clouds, with a high near 49. South southeast wind 5 to 7 mph becoming calm  in the morning.

    High: 49 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Calm wind becoming south southeast around 6 mph in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. East southeast wind around 5 mph becoming southwest in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Light and variable wind becoming east southeast around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am.  Snow level 6500 feet rising to 7300 feet in the afternoon. Mostly cloudy, with a high near 59. South wind 6 to 8 mph.

    High: 59 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 11pm.  Snow level 7700 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am.  Snow level 6800 feet rising to 7300 feet in the afternoon. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.

    High: 57 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain.  Snow level 7500 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am.  Snow level 6200 feet. Mostly cloudy, with a high near 52.

    High: 52 °F

    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 49. South southeast wind 5 to 7 mph becoming calm in the morning.
Tonight
Mostly cloudy, with a low around 30. Calm wind becoming south southeast around 6 mph in the evening.
Saturday
Mostly sunny, with a high near 59. East southeast wind around 5 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 38. Light and variable wind becoming east southeast around 5 mph after midnight.
Sunday
A 20 percent chance of rain after 11am. Snow level 6500 feet rising to 7300 feet in the afternoon. Mostly cloudy, with a high near 59. South wind 6 to 8 mph.
Sunday Night
A 30 percent chance of rain, mainly after 11pm. Snow level 7700 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 40.
Monday
Rain likely, mainly after 11am. Snow level 6800 feet rising to 7300 feet in the afternoon. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Monday Night
Rain. Snow level 7500 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 37.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. Snow level 6200 feet. Mostly cloudy, with a high near 52.
Tuesday Night
Rain before 11pm, then rain and snow. Snow level 6500 feet lowering to 5500 feet after midnight . Cloudy, with a low around 35.
Wednesday
Rain and snow. Snow level 5200 feet. Mostly cloudy, with a high near 42.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Thursday
A chance of rain and snow. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Cascade Summit OR
 43.58°N 122.05°W (Elev. 5030 ft)
4:41 am PDT Apr 17, 2026
6am PDT Apr 17, 2026-6pm PDT Apr 23, 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