St. Mary's Cathedral, CA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
St. Mary's Cathedral Weather Forecast
| REST OF TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
| Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy |
| Hi: 66°FHi: 19°C | Lo: 59°FLo: 15°C | Hi: 66°FHi: 19°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C Lo: 59°FLo: 15°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 302 PM PDT Tue Aug 18 2026 

St. Mary's Cathedral Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
St. Mary's Cathedral Weather Map
St. Mary's Cathedral Quick Facts
St. Mary's Cathedral Forecast Discussion
Issued: 423 PM PDT Tue Aug 18 2026
Key Messages
Updated at 218 PM PDT Tue Aug 18 2026- Modestly compressed marine layer through midweek
- Near normal temperatures through Wednesday followed by a slight cooling
- Elevations above about 1000 feet will remain warm overnight
Aviation
... (00Z TAFS) Issued at 422 PM PDT Tue Aug 18 2026
Currently VFR at all terminals except for HAF which is IFR. Moderate to high confidence in a persistence forecast prevailing with the return of IFR ceilings for most terminals. If t...
Weather World