Hazardous Weather Conditions
Current conditions at
ACTON (ATNC1)
Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.NA
92°F
33°C
| Humidity | 16% |
| Wind Speed | NE 5 MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Heat Index | 88°F (31°C) |
| Last update | 18 Mar 02:54 PM PDT |
Extended Forecast for
13 Miles NNW Mount Wilson CA
Extreme Heat Warning March 18, 03:50pm until March 20, 08:00pm
NOW until 8:00pm Fri

Extreme Heat Warning
This Afternoon

High: 80 °F
Sunny
Tonight

Low: 67 °F
Clear
Thursday

High: 81 °F
Sunny
Thursday Night

Low: 68 °F
Clear
Friday
High: 81 °F
Sunny then
Sunny and
BreezyFriday Night

Low: 64 °F
Clear
Saturday

High: 75 °F
Sunny
Saturday Night

Low: 60 °F
Partly Cloudy
Detailed Forecast
This Afternoon
Sunny, with a high near 80. West wind around 10 mph, with gusts as high as 15 mph.
Tonight
Clear, with a low around 67. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 81. North northeast wind 5 to 15 mph becoming southwest in the afternoon.
Thursday Night
Clear, with a low around 68. West wind 5 to 10 mph becoming east after midnight.
Friday
Sunny, with a high near 81. Breezy, with an east northeast wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 73.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 75.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
13 Miles NNW Mount Wilson CA
34.38°N 118.18°W (Elev. 5915 ft)
34.38°N 118.18°W (Elev. 5915 ft)
2:20 pm PDT Mar 18, 2026
3pm PDT Mar 18, 2026-6pm PDT Mar 24, 2026



