Topanga, CA Weather Forecast
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Topanga Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear |
| Hi: 69°FHi: 21°C | Lo: 56°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 56°FLo: 13°C | Hi: 76°FHi: 24°C | Lo: 56°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 76°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 73°FHi: 23°C | Lo: 60°FLo: 16°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1129 AM PDT Wed Sep 16 2026 

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Issued: 149 PM PDT Wed Sep 16 2026
Aviation
...16/1802Z.
At 1714Z at KLAX, the marine layer was 4800 feet deep. The top of the inversion was at 6000 feet with a temperature of 16 C.
High confidence in TAFs for KPMD and KWJF.
Moderate confidence in remaining TAFs. Timing of flight cat changes could be off by +/- 3 hours. Cst and vly airfields of L.A. County will likely not scatter out this afternoon with VFR cigs.
KLAX...Moderate confidence in TAF. There is a 70% chance for no afternoon clearing. There is a 30 percent chc of an 8 kt ea...
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