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Petrolia, CA Weather Forecast
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Petrolia Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY |
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| Patchy Fog | Partly Cloudy | Clearing | Mostly Clear | Mostly Sunny | Chance of Rain | Patchy Fog | Patchy Fog | Patchy Fog | Mostly Sunny | Chance of Rain | Chance of T-Storm |
| Hi: 66°FHi: 19°C | Lo: 45°FLo: 7°C | Hi: 66°FHi: 19°C | Lo: 47°FLo: 8°C | Hi: 67°FHi: 19°C | Lo: 52°FLo: 11°C | Hi: 64°FHi: 18°C Lo: 51°FLo: 11°C | Hi: 64°FHi: 18°C Lo: 51°FLo: 11°C | Lo: 50°FLo: 10°C | Hi: 64°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 63°FHi: 17°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1237 AM PST Thu Nov 05 2026 
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Issued: 329 AM PST Thu Nov 5 2026
Key Messages
- Warmer temperatures with additional chances for light rain this weekend.
- Stronger storm systems with heavy rain possible starting around or after November 10th.
- Minor to possibly near moderate coastal flooding is likely around Humboldt Bay from November 7th to 10th.
Discussion
...A series of strong NE Pacific cyclones will form and impact regions north of CA in the Pacific Northwest and BC. These storm systems sent a weak front over far NW California Tuesday evening and another one is ...