Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

READER RANCH (RRRC1)

Lat: 39.30351°NLon: 121.11725°WElev: 1968.0ft.

NA

61°F

16°C

Humidity 52%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 31 Aug 04:13 AM PDT
Extended Forecast for

4 Miles NNW Penn Valley CA

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. South wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. South southwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain after 11pm.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Rain

  • Friday

    Friday: A slight chance of rain.  Sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming south southwest 5 to 8 mph in the morning.
Tonight
Mostly clear, with a low around 54. South wind 5 to 7 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 74. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 51. South southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 75. Calm wind becoming south southwest 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 75.
Thursday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 56.
Friday
A slight chance of rain. Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Penn Valley CA
 39.25°N 121.2°W (Elev. 1385 ft)
2:01 am PDT Aug 31, 2026
5am PDT Aug 31, 2026-6pm PDT Sep 6, 2026
 
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Additional Resources

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