Marshall Chapel, SC Weather Forecast
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Marshall Chapel Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
| Mostly Sunny | 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 | Mostly Sunny | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C |
| POP: 30% | POP: 50% | POP: 70% | POP: 70% | POP: 70% | POP: 70% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 617 AM EDT Tue Aug 25 2026 

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Issued: 625 AM EDT Tue Aug 25 2026
Key Messages
1. One last dry day today. Then humidity increases on Wednesday along with daily shower and thunderstorm chances that continue through the rest of the week.
Discussion
... Key message 1: One last dry day today. Then humidity increases on Wednesday along with daily shower and thunderstorm chances that continue through the rest of the week.
Dry high pressure will linger over the area today, as an upper trough begins to flatten out over the eastern US. Dewpts will once again mix out into t...
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