Severe Weather and Flash Flooding Potential for the Center of the Nation

An upper level trough coinciding with surface frontal boundaries will focus showers and thunderstorms from the Great Lakes region into the Ohio and Tennessee Valley's, central and southern Plains. Instances of flash flooding, damaging winds and large hail are possible. Meanwhile, increasing waves and rip currents for portions of the eastern seaboard this week as tropical Atlantic is active. Read More >

Current conditions at

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

NA

76°F

24°C

Humidity 40%
Wind Speed ESE 7 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index78°F (26°C)
Last update 22 Sep 10:01 AM PDT
Extended Forecast for

9 Miles ESE Calpella CA

  • Today

    Today: Sunny, with a high near 90. Calm wind.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 67. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. West wind 5 to 7 mph becoming north northeast after midnight.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Mostly sunny, with a high near 85. North wind around 6 mph becoming southwest in the morning.

    High: 85 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 62. West wind 5 to 7 mph becoming north after midnight.

    Low: 62 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Calm wind.
Tonight
Clear, with a low around 67. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 92. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 65. West wind 5 to 7 mph becoming north northeast after midnight.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 85. North wind around 6 mph becoming southwest in the morning.
Wednesday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 62. West wind 5 to 7 mph becoming north after midnight.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Calpella CA
 39.19°N 123.05°W (Elev. 2031 ft)
11:41 pm PDT Sep 21, 2025
10am PDT Sep 22, 2025-6pm PDT Sep 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database