Chalks Key West, FL Weather Forecast
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Chalks Key West Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
| 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 | Chance of T-Storm | Chance of T-Storm |
| Lo: 81°FLo: 27°C | Hi: 90°FHi: 32°C | Lo: 81°FLo: 27°C | Hi: 90°FHi: 32°C | Lo: 81°FLo: 27°C | Hi: 90°FHi: 32°C | Lo: 81°FLo: 27°C | Hi: 89°FHi: 32°C | Lo: 81°FLo: 27°C | Hi: 89°FHi: 32°C | Lo: 81°FLo: 27°C | Hi: 89°FHi: 32°C |
| POP: 30% | POP: 50% | POP: 40% | POP: 60% | POP: 60% | POP: 30% | POP: 50% | POP: 50% | POP: 40% | POP: 30% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 403 PM EDT Tue Sep 01 2026 

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Issued: 213 PM EDT Tue Sep 1 2026
Key Messages
- Chance of showers and thunderstorms continues through tonight with possible afternoon cloud line development.
- Mainly light to gentle broadly easterly breezes will continue through the first half of the week.
- The Remnants of Dolly may bring a period of much higher rain chances by the end of the week.
Aviation
... (18Z TAFS) Issued at 204 PM EDT Tue Sep 1 2026 VFR conditions are primarily expected throughout the period with light ENE winds around 5 kts through tonight. However, brief per...
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