Columbia, CA Weather Forecast
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Columbia Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | SATURDAY |
| Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Clear | Mostly Sunny |
| Lo: 55°FLo: 13°C | Hi: 78°FHi: 26°C | Lo: 56°FLo: 13°C | Hi: 83°FHi: 28°C | Lo: 60°FLo: 16°C | Hi: 86°FHi: 30°C | Lo: 61°FLo: 16°C | Hi: 87°FHi: 31°C Lo: 62°FLo: 17°C | Hi: 87°FHi: 31°C Lo: 62°FLo: 17°C | Hi: 87°FHi: 31°C Lo: 62°FLo: 17°C | Hi: 88°FHi: 31°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Sat Sep 12 2026 

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Issued: 1239 PM PDT Sat Sep 12 2026
Key Messages
- Critical fire weather conditions through Monday afternoon due to gusty winds and low daytime humidity
- Red Flag Warning in place for portions of the Sacramento Valley and adjacent foothills until 5 PM PDT Monday
- Notable cool down over the weekend, with near to below normal temperatures expected
Discussion
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Today-Monday: Clear and sunny skies are being observed today as an upper low passes through the PacNW resulting in increased onshore flow and gusty southerly winds today, alongside ...
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