Fort Johnson, Charleston Harbor Sea Conditions table showing wave height, swell direction and period.
High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 05:13 PM.
Days 1–4 Weather SummaryHeavy rain (total 21mm), heaviest during Sat afternoon. Icy conditions (max 11°C on Sun afternoon, min -2°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Warm air temperatures (max 20°C on Fri morning, min 6°C on Tue night). Wind will be generally light. | Days 8–10 Weather SummaryLight rain (total 2mm), mostly falling on Fri afternoon. Freeze-thaw conditions (max 20°C on Fri afternoon, min -6°C on Sat night). Winds decreasing (fresh winds from the W on Sat afternoon, light winds from the W by Sun afternoon). | Days 11–13 Weather SummaryMostly dry. Freeze-thaw conditions (max 20°C on Thu morning, min -5°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Sat 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | ||||||||||||||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
High Tide | 9:06PM1.55m | 9:36AM1.97m | 10:02PM1.52m | 10:30AM1.88m | 10:58PM1.49m | 11:23AM1.77m | 11:56PM1.46m | 12:16PM1.66m | 00:54AM1.45m | 1:09PM1.56m | 1:51AM1.45m | 2:02PM1.47m | 2:46AM1.48m | 2:54PM1.41m | 3:39AM1.52m | 3:45PM1.37m | 4:28AM1.56m | 4:33PM1.35m | 5:14AM1.61m | 5:20PM1.34m | 5:58AM1.65m | 6:04PM1.34m | 6:40AM1.68m | |||||||||||||
Low Tide | 3:04PM-0.03m | 3:08AM-0.17m | 3:57PM0.01m | 4:01AM-0.09m | 4:48PM0.07m | 4:55AM0.01m | 5:41PM0.12m | 5:51AM0.11m | 6:34PM0.16m | 6:49AM0.20m | 7:27PM0.19m | 7:49AM0.26m | 8:19PM0.20m | 8:49AM0.29m | 9:10PM0.19m | 9:45AM0.28m | 9:59PM0.17m | 10:38AM0.25m | 10:45PM0.14m | 11:26AM0.21m | 11:29PM0.11m | 12:12PM0.18m | 00:12AM0.08m | 12:55PM0.15m | ||||||||||||
SE 10 | SE 9 | SE 9 | ESE 9 | SE 9 | E 6 | E 6 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 9 | SE 8 | SE 5 | SSW 4 | S 5 | S 5 | S 5 | SSE 5 | WSW 4 | NW 4 | NNW 3 | SE 10 | W 3 | WNW 3 | SSE 6 | NE 4 | ESE 7 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 6 | |
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heavy rain | light rain | cloudy | light rain | light rain | light rain | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | light rain | rain shwrs | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
11 | 1 | — | 3 | 1 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 9 | 9 | 10 | 11 | 11 | 7 | 7 | 2 | 5 | 7 | 7 | 14 | 15 | 13 | 16 | 16 | 18 | 20 | 20 | 15 | 11 | 6 | -5 | 2 | 5 | 5 | 4 | 6 | -3 | 2 | 4 | 8 | 12 | 12 | 17 | 20 |
Moonrise | 7:01 | — | — | 8:14 | — | — | — | 9:24 | — | — | 10:30 | — | — | 11:32 | — | — | — | 12:30 | — | — | 1:27 | — | — | 2:23 | — | — | 3:19 | — | — | 4:16 | — | — | 5:15 | — | — | 6:13 |
Moonset | — | — | 10:05 | — | — | 10:49 | — | — | 11:25 | — | — | 11:56 | — | — | 12:23 | — | — | 12:48 | — | — | 1:13 | — | — | 1:39 | — | — | 2:07 | — | — | 2:39 | — | — | — | 3:15 | — | — |
 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:15 | — | — | 7:15 | — | — | 7:16 |
 | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:14 | — | — | 5:14 | — | — | 5:14 | — | — | 5:15 | — | — | 5:15 | — | — | 5:15 | — | — |
Today's sea temperature in Fort Johnson, Charleston Harbor is 14.9° C (Statistics for 06 Dec 1981-2005 – mean: 21.5 max: 23.5 min: 19.5°C) | ||||||||||||||||||||||||||||||||||||
Nearest