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Colusa, CA Weather Forecast
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Colusa Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  | | | | | | | | | | |
| Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Clear | Clear | Clear |
| Lo: 59°FLo: 15°C | Hi: 89°FHi: 32°C | Lo: 55°FLo: 13°C | Hi: 82°FHi: 28°C | Lo: 56°FLo: 13°C | Hi: 88°FHi: 31°C | Lo: 55°FLo: 13°C | Hi: 87°FHi: 31°C | Hi: 87°FHi: 31°C Lo: 55°FLo: 13°C | Hi: 87°FHi: 31°C Lo: 55°FLo: 13°C | Hi: 87°FHi: 31°C Lo: 56°FLo: 13°C | Hi: 87°FHi: 31°C Lo: 56°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 PM PDT Fri Sep 11 2026 
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Issued: 1158 AM PDT Fri Sep 11 2026
Key Messages
- Renewed fire weather conditions over the weekend and into early next week due to gusty winds and low daytime humidity
- Red Flag Warning in place for portions of northern California from 11 AM PDT Saturday through 11 AM PDT Monday
- Notable cool down over the weekend, with near to below normal temperatures expected
Discussion
...
Today-Monday: Mostly clear skies observable today, though as onshore flow increases and the ridging of the past few days breaks down, temperatures are expected to ...