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

Hazardous Weather Conditions

Current conditions at

CHILAO (CHOC1)

Lat: 34.33167°NLon: 118.03028°WElev: 5450.0ft.

NA

35°F

2°C

Humidity 95%
Wind Speed SE 16 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 16 Feb 03:53 AM PST
Extended Forecast for

8 Miles NNW Altadena CA

Winter Storm Watch February 17, 09:00pm until February 19, 09:00am
Flood Watch February 16, 09:00am until February 16, 09:00pm
High Wind Warning February 16, 06:00am until February 16, 06:00pm
Click here for hazard details and duration
Winter Storm Watch
Flood Watch
High Wind Warning

  • Overnight

    Overnight: Rain and possibly a thunderstorm. Low around 47. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Rain and
    Breezy

  • Washington's Birthday

    Washington's Birthday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 51. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

    High: 51 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Rain likely and possibly a thunderstorm before 10pm, then a chance of rain. Cloudy, with a low around 43. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain, mainly after 4pm. High near 51. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Breezy.
    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. The rain could be heavy at times. Low around 42. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 42 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: A 50 percent chance of rain before 10am. Mostly sunny, with a high near 51.

    High: 51 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Partly cloudy, with a low around 40. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 40 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before 10am, then rain likely. Partly sunny, with a high near 50.

    High: 50 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Low around 47. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Washington's Birthday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 51. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Monday Night
Rain likely and possibly a thunderstorm before 10pm, then a chance of rain. Cloudy, with a low around 43. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain, mainly after 4pm. High near 51. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain, mainly before 4am. The rain could be heavy at times. Low around 42. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
A 50 percent chance of rain before 10am. Mostly sunny, with a high near 51.
Wednesday Night
A slight chance of rain between 10pm and 4am, then a chance of rain and snow. Partly cloudy, with a low around 40. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 10am, then rain likely. Partly sunny, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39.
Friday
A slight chance of rain. Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Altadena CA
 34.29°N 118.19°W (Elev. 2566 ft)
Last Update:
2:42 am PST Feb 16, 2026
Forecast Valid:
4am PST Feb 16, 2026-6pm PST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation