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Keystone Islands, FL Weather Forecast
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Keystone Islands Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  |  | | |  | | |  | | |
| Chance of T-Storm | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Chance of T-Storm |
| Lo: 81°FLo: 27°C | Hi: 90°FHi: 32°C | Lo: 79°FLo: 26°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: 79°FLo: 26°C | Hi: 89°FHi: 32°C | Lo: 79°FLo: 26°C | Hi: 89°FHi: 32°C |
| POP: 30% | POP: 40% | POP: 40% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 222 PM EDT Sat Oct 10 2026 
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Issued: 627 PM EDT Sat Oct 10 2026
Key Messages
Updated at 626 PM EDT Sat Oct 10 2026- Minor coastal flooding will remain possible during periods of high tide across all coastal areas of South Florida through Sunday morning.
- Breezy onshore winds will keep a threat of dangerous rip currents at all area beaches today, with the greatest risk along the coast of Collier and Palm Beach counties.
- Hazardous to cautionary marine conditions will continue across the local waters of South Florida today before winds subside overnight into early...