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Spanish Flat Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
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| Drizzle | Drizzle | Drizzle | Drizzle | Drizzle | Mostly Clear | Mostly Clear | Mostly Clear | Clear | Mostly Clear | Mostly Clear | Sunny |
| Hi: 66°FHi: 19°C | Lo: 55°FLo: 13°C | Hi: 66°FHi: 19°C | Lo: 55°FLo: 13°C | Hi: 66°FHi: 19°C | Lo: 53°FLo: 12°C | Hi: 77°FHi: 25°C Lo: 53°FLo: 12°C | Hi: 77°FHi: 25°C Lo: 53°FLo: 12°C | Lo: 55°FLo: 13°C | Hi: 76°FHi: 24°C Lo: 56°FLo: 13°C | Hi: 76°FHi: 24°C Lo: 56°FLo: 13°C | Hi: 80°FHi: 27°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 602 AM PDT Tue Sep 01 2026 
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Issued: 1012 AM PDT Tue Sep 1 2026
Key Messages
Updated at 1039 PM PDT Mon Aug 31 2026- Cooler weather continues through the week
- Beneficial wetting rain expected in the North Bay
Aviation
... (18Z TAFS) Issued at 1006 AM PDT Tue Sep 1 2026
VFR conditions are expected to prevail through the forecast period for all terminals. A deepening trough will continue to mix out lingering low level clouds by early afternoon.
Vicinity of SFO...VFR with occasionally breezy onshore flow this afternoon and early evening.
SFO Bridge Approach...Similar ...