National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

ACTON (ATNC1)

Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.

NA

59°F

15°C

Humidity 43%
Wind Speed S 11 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 10 Feb 02:54 PM PST
Extended Forecast for

9 Miles NNW Altadena CA

Wind Advisory February 10, 03:41pm until February 11, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory February 10, 03:41pm until February 11, 01:00pm

    NOW until 1:00pm Wed

    Wind Advisory

  • This Afternoon

    High: 54 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain, mainly after 10pm. Low around 42. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 42 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Showers likely, mainly before 10am. Cloudy, with a high near 49. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 37. Southwest wind around 5 mph.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 55. Northeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 55 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

This Afternoon
A 30 percent chance of rain after 4pm. Cloudy, with a high near 54. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly after 10pm. Low around 42. Breezy, with a south southeast wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Showers likely, mainly before 10am. Cloudy, with a high near 49. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 37. Southwest wind around 5 mph.
Thursday
Partly sunny, with a high near 55. Northeast wind 5 to 10 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 60.
Friday Night
Clear, with a low around 42.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 42.
Sunday
Rain likely. Mostly cloudy, with a high near 53. Breezy.
Sunday Night
Rain. Mostly cloudy, with a low around 41. Breezy.
Washington's Birthday
Rain. Cloudy, with a high near 48. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Altadena CA
 34.31°N 118.19°W (Elev. 4052 ft)
Last Update:
2:26 pm PST Feb 10, 2026
Forecast Valid:
3pm PST Feb 10, 2026-6pm PST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation