Hazardous Weather Conditions
Current conditions at
ACTON (ATNC1)
Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.NA
69°F
21°C
| Humidity | 44% |
| Wind Speed | SSW 11 MPH |
| Barometer | NA |
| Dewpoint | 46°F (8°C) |
| Visibility | NA |
| Last update | 10 Apr 03:54 PM PDT |
Extended Forecast for
13 Miles NNW Mount Wilson CA
Winter Weather Advisory April 12, 03:00am until April 13, 11:00am
This Afternoon

High: 52 °F
Partly Sunny
and WindyTonight

Low: 42 °F
Slight Chance
Rain and
WindySaturday

High: 49 °F
Mostly Sunny
and BreezySaturday Night

Low: 39 °F
Chance Rain
and WindySunday
High: 45 °F
Windy. Rain
then Chance
RainSunday Night
Low: 35 °F
Slight Chance
Rain and
Breezy then
Partly CloudyMonday
High: 48 °F
Mostly Sunny
then Mostly
Sunny and
BreezyMonday Night

Low: 40 °F
Mostly Clear
Tuesday

High: 55 °F
Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 52. Windy, with a south southwest wind around 30 mph, with gusts as high as 45 mph.
Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 42. Windy, with a south southwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph.
Saturday
Mostly sunny, with a high near 49. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
A 50 percent chance of rain after 11pm. Increasing clouds, with a low around 39. Wind chill values as low as 25. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, with thunderstorms also possible after 11am. High near 45. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 35. Breezy.
Monday
Mostly sunny, with a high near 48. Breezy.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Clear, with a low around 44.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 56.
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)
12:12 pm PDT Apr 10, 2026
4pm PDT Apr 10, 2026-6pm PDT Apr 16, 2026



