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

GERBER RESERVOIR (GRBO3)

Lat: 42.20597°NLon: 121.13806°WElev: 4950.0ft.

NA

54°F

12°C

Humidity 41%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 20 Aug 02:45 AM PDT
Extended Forecast for

12 Miles WNW Bly OR

Fire Weather Watch August 21, 02:00pm until August 21, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 87. Light and variable wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 26 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. South southwest wind 10 to 15 mph becoming light south. Winds could gust as high as 29 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

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

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 47. Calm wind.
Thursday
Mostly sunny, with a high near 89. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 87. Light and variable wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 48. South southwest wind 10 to 15 mph becoming light south. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Bly OR
 42.44°N 121.26°W (Elev. 4400 ft)
1:41 am PDT Aug 20, 2026
3am PDT Aug 20, 2026-6pm PDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database