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Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

HIDDEN VALLEY (HDVC1)

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

NA

68°F

20°C

Humidity 36%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 13 Aug 03:11 AM PDT
Extended Forecast for

Susanville CA

Heat Advisory August 13, 03:31am until August 13, 09:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 13, 03:31am until August 13, 09:00am

    NOW until 9:00am Wed

    Heat Advisory

  • Overnight

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 60. West wind around 5 mph.
Wednesday
Sunny, with a high near 97. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 55. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Susanville CA
 40.41°N 120.64°W (Elev. 4199 ft)
Last Update:
2:15 am PDT Aug 13, 2025
Forecast Valid:
3am PDT Aug 13, 2025-6pm PDT Aug 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation