Weather WorldHeritage Lake, SC Weather Forecast
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Heritage Lake Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  | | |  |  |  | | | | | |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Sunny |
| Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C |
| POP: 40% | POP: 70% | POP: 70% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 717 PM EDT Tue Aug 18 2026 
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Heritage Lake Forecast Discussion
Issued: 724 PM EDT Tue Aug 18 2026
Key Messages
1. Relatively quiet weather will continue through Wednesday, with very low chances for afternoon showers and thunderstorms. Hot and muggy conditions will persist. 2. Afternoon showers and thunderstorm chances return Thursday and persist through Saturday. Lower humidity and near-normal temperatures return Sunday and Monday.
Discussion
... Key message 1: Relatively quiet weather will continue through Wednesday, with very low chances for afternoon showers and...