Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

58°F

14°C

Humidity 84%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 21 Jun 02:26 AM PDT
Extended Forecast for

19 Miles E Potter Valley CA

  • Overnight

    Overnight: Clear, with a low around 58. Light east northeast wind.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Light and variable wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. West southwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 58. Light east northeast wind.
Sunday
Sunny, with a high near 76. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. West wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 80. Light and variable wind becoming south southwest 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 65. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Clear, with a low around 65.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles E Potter Valley CA
 39.32°N 122.76°W (Elev. 3999 ft)
2:00 am PDT Jun 21, 2026
2am PDT Jun 21, 2026-6pm PDT Jun 27, 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