Hazardous Weather Conditions
Current conditions at
ACTON (ATNC1)
Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.NA
96°F
36°C
| Humidity | 14% |
| Wind Speed | SW 7 MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Heat Index | 91°F (33°C) |
| Last update | 20 Aug 10:54 AM PDT |
Extended Forecast for
11 Miles NNW Altadena CA
Heat Advisory August 20, 11:09am until August 20, 08:00pm
NOW until 8:00pm Thu
Heat Advisory
Today
High: 84 °F
Mostly Sunny
Tonight
Low: 73 °F
Slight Chance
T-stormsFriday
High: 81 °F
Mostly Sunny
Friday Night
Low: 72 °F
Mostly Clear
Saturday
High: 82 °F
Sunny
Saturday Night
Low: 71 °F
Mostly Clear
Sunday
High: 80 °F
Sunny
Sunday Night
Low: 71 °F
Mostly Clear
Detailed Forecast
Today
Mostly sunny, with a high near 84. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 11pm. Partly cloudy, with a low around 73. South wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 81. South southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 72. Southwest wind 5 to 10 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 82. East wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
11 Miles NNW Altadena CA
34.33°N 118.22°W (Elev. 4711 ft)
34.33°N 118.22°W (Elev. 4711 ft)
10:46 am PDT Aug 20, 2026
11am PDT Aug 20, 2026-6pm PDT Aug 26, 2026
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