| Distance / Altitude | Location | Report Date / Time | Live Weather | Wind | Gusts | Temp. | Visibility | Cloud |
|---|---|---|---|---|---|---|---|---|
| 5 km WNW / 3 m | BUOY-CHTS1 (Marine) | 2025-12-16 23:48 local (2025/12/17 04:48 GMT) | calm (5 km/h at 210) | — | - | |||
| 13 km SW / 6 m | Charleston Executive Airport (South Carolina) (South Carolina) | 2025-12-16 23:35 local (2025/12/17 04:35 GMT) |  Clear | calm (0 km/h at 0) | 4°C | 14 | ||
| 19 km NNE / 4 m | Mount Pleasant Regional Airport-Faison Field (South Carolina) (South Carolina) | 2025-12-16 23:35 local (2025/12/17 04:35 GMT) | Clear | calm (0 km/h at 0) | 2°C | 16 | ||
| 20 km WNW / 3 m | SHIP7673 (Marine) | 2025-12-16 22:00 local (2025/12/17 03:00 GMT) | light winds from the S (8 km/h at 190) | 3°C | - | |||
| 20 km WNW / 15 m | SHIP6926 (Marine) | 2025-12-16 22:00 local (2025/12/17 03:00 GMT) | calm (5.4 km/h at 190) | 12°C | - km | |||
| 20 km WNW / 3 m | SHIP6849 (Marine) | 2025-12-16 22:00 local (2025/12/17 03:00 GMT) | light winds from the S (8 km/h at 190) | 3°C | - | |||
| 20 km WNW / 15 m | SHIP8672 (Marine) | 2025-12-16 22:00 local (2025/12/17 03:00 GMT) | light winds from the S (7.5600000000000005 km/h at 190) | 12°C | - km | |||
| 20 km WNW / 15 m | SHIP5678 (Marine) | 2025-12-16 22:00 local (2025/12/17 03:00 GMT) | light winds from the S (7.5600000000000005 km/h at 190) | 12°C | - km | |||
| 20 km WNW / 3 m | SHIP5151 (Marine) | 2025-12-16 23:00 local (2025/12/17 04:00 GMT) | light winds from the S (9 km/h at 190) | 3°C | - | |||
| 20 km WNW / - m | SHIP1171 (ocean) | 2025-12-17 00:00 local (2025/12/17 05:00 GMT) | No report | light winds from the SW (9 km/h at 220) | 3°C | - | no observation |
* NOTE: not all live weather reports for Fort Sumter, Charleston Harbor, South Carolina update at the same frequency which is why some locations can show data from stations that are more remote if the report is more recent than known closer ones. We also include live weather reports from ships and buoys if data are submitted close to Fort Sumter, Charleston Harbor, South Carolina, United States and within an acceptable time window.
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