Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

BLACK ROCK (OKFO3)

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

NA

85°F

29°C

Humidity 21%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index82°F (28°C)
Last update 19 Aug 05:15 PM PDT
Extended Forecast for

4 Miles ESE Cascade Summit OR

  • Tonight

    Tonight: Patchy smoke after 2am. Mostly clear, with a low around 52. West northwest wind 6 to 11 mph becoming light  in the evening.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Smoke

  • Thursday

    Thursday: Patchy smoke before 9am. Sunny, with a high near 83. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 83 °F

    Patchy Smoke
    then Sunny

  • Thursday Night

    Thursday Night: Patchy smoke after 4am. Increasing clouds, with a low around 54. West northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 54 °F

    Mostly Cloudy
    then Patchy
    Smoke

  • Friday

    Friday: A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 48. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke after 2am. Mostly clear, with a low around 52. West northwest wind 6 to 11 mph becoming light in the evening.
Thursday
Patchy smoke before 9am. Sunny, with a high near 83. Calm wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Patchy smoke after 4am. Increasing clouds, with a low around 54. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 48. West wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Cascade Summit OR
 43.55°N 121.95°W (Elev. 4800 ft)
4:40 pm PDT Aug 19, 2026
5pm PDT Aug 19, 2026-6pm PDT Aug 26, 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