Current conditions at
ACTON (ATNC1)
Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.NA
70°F
21°C
| Humidity | 27% |
| Wind Speed | NNE 14 MPH |
| Barometer | NA |
| Dewpoint | 34°F (1°C) |
| Visibility | NA |
| Last update | 10 Dec 12:54 PM PST |
Extended Forecast for
9 Miles NNW Altadena CA
This Afternoon

High: 78 °F
Sunny
Tonight

Low: 50 °F
Clear
Thursday

High: 69 °F
Sunny
Thursday Night

Low: 50 °F
Clear
Friday

High: 69 °F
Sunny
Friday Night

Low: 49 °F
Mostly Clear
Saturday

High: 67 °F
Sunny
Saturday Night

Low: 48 °F
Mostly Clear
Sunday

High: 64 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 78. Northeast wind around 10 mph.
Tonight
Clear, with a low around 50. Northeast wind around 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 69. North wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 50. Northeast wind 5 to 10 mph.
Friday
Sunny, with a high near 69. Northeast wind around 5 mph becoming west northwest in the afternoon.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 64.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
9 Miles NNW Altadena CA
34.31°N 118.19°W (Elev. 4052 ft)
34.31°N 118.19°W (Elev. 4052 ft)
1:06 pm PST Dec 10, 2025
1pm PST Dec 10, 2025-6pm PST Dec 16, 2025


