Weather WorldGrant Lake, NC Weather Forecast
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Grant Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  |  |  | | | | |  | | |
| Chance of T-Storm | Patchy Fog | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C |
| POP: 20% | POP: 30% | POP: 30% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 854 PM EDT Sat Aug 15 2026 
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Grant Lake Forecast Discussion
Issued: 822 PM EDT Sat Aug 15 2026
Key Messages
1. Another Heat Advisory has been issued for most of NE Georgia, the SC Upstate, and the CLT metro area for Sunday. Hot and humid weather continues into the first part of next week, with triple digit heat index values likely over the low terrain each afternoon. 2. There overall severe threat is lower than previously expected this afternoon but not eliminated. Isolated to scattered diurnal showers and storms develop each afternoon through the middle of ne...