Heat Builds in the West; Extremely Critical Fire Weather in the Northwest
A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >
Current conditions at
READER RANCH (RRRC1)
Lat: 39.30351°NLon: 121.11725°WElev: 1968.0ft.NA
80°F
27°C
| Humidity | 23% |
| Wind Speed | NNE 1 MPH |
| Barometer | NA |
| Dewpoint | 39°F (4°C) |
| Visibility | NA |
| Heat Index | 79°F (26°C) |
| Last update | 31 Jul 09:13 PM PDT |
Extended Forecast for
4 Miles NNW Penn Valley CA
Tonight
Low: 67 °F
Clear
Saturday
High: 98 °F
Hot
Saturday Night
Low: 68 °F
Mostly Clear
Sunday
High: 100 °F
Hot
Sunday Night
Low: 68 °F
Clear
Monday
High: 100 °F
Hot
Monday Night
Low: 69 °F
Clear
Tuesday
High: 98 °F
Hot
Tuesday Night
Low: 68 °F
Clear
Detailed Forecast
Tonight
Clear, with a low around 67. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 68. West southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 100.
Monday Night
Clear, with a low around 69.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Clear, with a low around 69.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Clear, with a low around 69.
Friday
Sunny and hot, with a high near 98.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles NNW Penn Valley CA
39.25°N 121.2°W (Elev. 1385 ft)
39.25°N 121.2°W (Elev. 1385 ft)
2:00 pm PDT Jul 31, 2026
9pm PDT Jul 31, 2026-6pm PDT Aug 7, 2026
Additional Resources
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