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Foster Grove School, SC Weather Forecast
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Foster Grove School Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | | | | | |  | | |
| Chance of T-Storm | Mostly Clear | Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | 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: 90°FHi: 32°C | Lo: 69°FLo: 21°C |
| POP: 20% | POP: 30% | POP: 30% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 535 AM EDT Sun Aug 16 2026 
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Issued: 615 AM EDT Sun Aug 16 2026
Key Messages
1. A Heat Advisory is in effect once again for Upstate SC, northeast Georgia, and the Charlotte Metro area for Sunday afternoon. Hot and humid weather continues for most of the week, with triple digit heat index likely over the low terrain each afternoon. 2. Diurnal convection develops each afternoon this week, with a couple of strong to severe storms as well as isolated nuisance flooding possible each day.
Discussion
... Key message 1: A Heat Advisory is ...