National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

READER RANCH (RRRC1)

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

NA

67°F

19°C

Humidity 72%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 17 Jun 06:13 AM PDT
Extended Forecast for

4 Miles WNW Grass Valley CA

  • Today

    Today: Sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 57. South southwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: A 30 percent chance of rain before 11am. Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 79 °F

    Chance Rain
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 57. South southwest wind around 6 mph becoming calm in the evening.
Juneteenth
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 80.
Saturday Night
Clear, with a low around 54.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 57.
Monday
Sunny, with a high near 87.
Monday Night
Clear, with a low around 58.
Tuesday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Grass Valley CA
 39.24°N 121.11°W (Elev. 1998 ft)
Last Update:
2:00 am PDT Jun 17, 2026
Forecast Valid:
7am PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation