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Flat Rock Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  |  |  | | | | | | |
| Partly Sunny | Chance of T-Storm | Chance of Showers | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C |
| POP: 90% | POP: 80% |
POP = Probability of Precipitation.
Weather Outlook Updated: 943 AM EDT Sat Sep 12 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 946 AM EDT Sat Sep 12 2026
Key Messages
1. Low pressure lifting through the region tonight through Sunday morning will produce showers and thunderstorms, as well as locally heavy rain resulting in a flash flood risk for portions of the forecast area.
2. During the latter half of next week, a slow moving cold front looks to make its way southward across the area bringing the potential for showers and storms.
Discussion
... KEY MESSAGE 1...Low pressure lifting through the region tonight through Sunday morning will produce showe...