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Siesta Key Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY |
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| Chance of T-Storm | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 89°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 89°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 89°FHi: 32°C Lo: 75°FLo: 24°C | Hi: 89°FHi: 32°C Lo: 75°FLo: 24°C |
| POP: 20% | POP: 20% | POP: 50% | POP: 70% | POP: 70% | POP: 90% | POP: 90% | POP: 80% | POP: 80% | POP: 80% | POP: 80% |
POP = Probability of Precipitation.
Weather Outlook Updated: 254 AM EDT Thu Sep 17 2026 
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Issued: 325 AM EDT Thu Sep 17 2026
Key Messages
Issued at 325 AM EDT Thu Sep 17 2026- Isolated to scattered showers and storms will move west across southwest Florida today, while drier air to the north will keep rain chances limited across much of west central Florida.
- Gusty east to northeast winds will produce hazardous marine conditions into Friday.
Discussion
... Issued at 325 AM EDT Thu Sep 17 2026
Currently at the surface, an elongated ridge of high pressure is stretched out along and east of the Mid-Atlantic Coast while broad l...