NWS Forecast for 3 Miles W Altadena CA

National Weather Service Forecast for: 3 Miles W Altadena CA
Issued by: National Weather Service Los Angeles/Oxnard, CA

Updated: 1:41 am PST Dec 18, 2025

Overnight Clear	Thursday Sunny	Thursday Night Mostly Clear	Friday Sunny	Friday Night Mostly Clear	Saturday Mostly Sunny	Saturday Night Mostly Cloudy	Sunday Partly Sunny	Sunday Night Mostly Cloudy
Lo 58 °F	Hi 80 °F	Lo 58 °F	Hi 78 °F	Lo 54 °F	Hi 73 °F	Lo 54 °F	Hi 72 °F	Lo 54 °F

Air Quality Alert
Wind Advisory

Overnight	Clear, with a low around 58. North northeast wind around 10 mph.
Thursday	Sunny, with a high near 80. Northeast wind around 5 mph becoming southwest in the afternoon.
Thursday Night	Mostly clear, with a low around 58. North northeast wind around 5 mph.
Friday	Sunny, with a high near 78. Calm wind becoming south around 5 mph in the morning.
Friday Night	Mostly clear, with a low around 54. East southeast wind around 5 mph becoming calm after midnight.
Saturday	Mostly sunny, with a high near 73.
Saturday Night	Mostly cloudy, with a low around 54.
Sunday	Partly sunny, with a high near 72.
Sunday Night	Mostly cloudy, with a low around 54.
Monday	Mostly cloudy, with a high near 72.
Monday Night	Mostly cloudy, with a low around 53.
Tuesday	A chance of rain. Mostly cloudy, with a high near 67.
Tuesday Night	A chance of rain. Mostly cloudy, with a low around 54.
Wednesday	Rain. Cloudy, with a high near 63.

Forecast from NOAA-NWS for 3 Miles W Altadena CA.