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| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY |
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| Clear | Sunny | Clear | Mostly Sunny | Mostly Clear | Sunny | Clear | Clear | Clear | Clear | Clear |
| Lo: 53°FLo: 12°C | Hi: 87°FHi: 31°C | Lo: 58°FLo: 14°C | Hi: 83°FHi: 28°C | Lo: 54°FLo: 12°C | Hi: 78°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C Lo: 46°FLo: 8°C | Hi: 70°FHi: 21°C Lo: 46°FLo: 8°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 PM PDT Tue Sep 08 2026 
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Issued: 1247 PM PDT Tue Sep 8 2026
Key Messages
- Drying and warming trend through Thursday, with areas of Moderate to Major HeatRisk Wednesday and Thursday.
- Heat Advisory is in effect 10 am Wednesday - 10 pm Thursday for the Delta, Valley, and foothills.
- Cooling temperatures late week into the weekend.
- Breezy onshore winds Friday-Saturday followed by gustier north winds Sunday-Monday.
Discussion
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Today-Thursday: A fluctuating weather pattern is setting up across the region today with split flow aloft currently over interior NorCal....