| National Weather Service Forecast for:
Altadena CA Issued by: National Weather Service Los Angeles/Oxnard, CA |
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| Updated: 5:58 am PDT Mar 19, 2026 | ||||||||||||||||||
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| This Afternoon |
Sunny and hot, with a high near 97. South southwest wind 5 to 10 mph. |
| Tonight |
Clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. |
| Friday |
Sunny and hot, with a high near 96. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. |
| Friday Night |
Clear, with a low around 70. Southwest wind 5 to 10 mph becoming light and variable in the evening. |
| Saturday |
Sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the morning. |
| Saturday Night |
Partly cloudy, with a low around 66. |
| Sunday |
Mostly sunny, with a high near 90. |
| Sunday Night |
Clear, with a low around 66. |
| Monday |
Sunny, with a high near 91. |
| Monday Night |
Clear, with a low around 66. |
| Tuesday |
Sunny, with a high near 91. |
| Tuesday Night |
Clear, with a low around 65. |
| Wednesday |
Sunny, with a high near 89. |
Forecast from NOAA-NWS for Altadena CA.