Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

HIDDEN VALLEY (HDVC1)

Lat: 40.44192°NLon: 120.62694°WElev: 4452.0ft.

NA

75°F

24°C

Humidity 28%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 18 Jun 01:11 AM PDT
Extended Forecast for

4 Miles NNW Janesville CA

Fire Weather Watch June 19, 08:00am until June 19, 11:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Partly cloudy, with a low around 57. West wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 95. Calm wind becoming east around 5 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 57. West wind 5 to 10 mph.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A slight chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 85. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. West wind around 5 mph.
Thursday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 95. Calm wind becoming east around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. West wind 5 to 10 mph.
Juneteenth
A slight chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 85. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 50. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 85. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 93.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Janesville CA
 40.35°N 120.6°W (Elev. 4380 ft)
11:30 pm PDT Jun 17, 2026
1am PDT Jun 18, 2026-6pm PDT Jun 24, 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