Weather WorldThe Citadel, SC Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
The Citadel Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | |  |  |  |  | | | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing | Chance of Showers | Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C | Lo: 75°FLo: 24°C |
| POP: 20% | POP: 50% | POP: 50% | POP: 50% | POP: 20% | POP: 50% | POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 537 AM EDT Fri Aug 21 2026 
The Citadel Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
The Citadel Weather Map
The Citadel Quick Facts
The Citadel Forecast Discussion
Issued: 717 AM EDT Fri Aug 21 2026
Key Messages
- 1) Heat remains a concern into Friday.
- 2) Increased risk for showers and thunderstorms into the weekend.
Discussion
... KEY MESSAGE 1: Hot and humid conditions will persist today.
Today should be the final day in this extended stretch of dangerous heat. High temperatures will peak back up in the mid to upper 90s, with heat indices of 105-110F. The highest heat indices will occur closest to the coast where a Heat Advisory has been issued. There will be convection developing in the aftern...