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 07:07 AM and sunset is at 05:13 PM.
Days 1–3 Weather SummaryHeavy rain (total 20mm), heaviest during Sat afternoon. Icy conditions (max 11°C on Sun afternoon, min -2°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Cool air temperatures (max 18°C on Thu night, min 1°C on Tue morning). Wind will be generally light. | Days 7–9 Weather SummarySome drizzle, heaviest during Fri afternoon. Freeze-thaw conditions (max 21°C on Fri morning, min -6°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the NNW by Sun morning). | Days 10–12 Weather SummaryMostly dry. Freeze-thaw conditions (max 14°C on Wed night, min -6°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||||||
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 | PM | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 8:42AM2.03m | 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 | |||||||||||||
SE 10 | SE 10 | SE 9 | SE 9 | ESE 9 | ESE 9 | NE 4 | E 6 | E 8 | ESE 9 | ESE 10 | ESE 10 | ESE 9 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | S 4 | SSW 5 | S 6 | S 6 | ENE 4 | E 6 | W 3 | NW 4 | NNW 4 | NE 4 | SE 10 | SE 9 | NW 4 | NE 4 | SE 10 | ESE 9 | SE 10 | SE 10 | SE 10 | |
 |  |  | | |  | |  |  |  | |  | | | | | | | |  | | | | | | | | | | | | | | | | | |
light rain | heavy rain | rain shwrs | light rain | light rain | cloudy | light rain | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||||||||||||||||||||
1 | 11 | 1 | 1 | 1 | — | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 9 | 8 | 9 | 10 | 11 | 11 | 7 | 7 | 2 | 6 | 7 | 9 | 14 | 17 | 14 | 17 | 16 | 18 | 21 | 19 | 12 | 9 | 11 | 8 | -2 | -1 | 0 | 6 | 8 | 3 | 1 | 3 | 3 | 7 | 10 | 14 |
Moonrise | — | 7:01 | — | — | 8:14 | — | — | — | 9:24 | — | — | 10:30 | — | — | 11:32 | — | — | — | 12:30 | — | — | 1:27 | — | — | 2:23 | — | — | 3:19 | — | — | 4:16 | — | — | 5:15 | — | — |
Moonset | 9:10 | — | — | 10:05 | — | — | 10:49 | — | — | 11:25 | — | — | 11:56 | — | — | 12:23 | — | — | 12:48 | — | — | 1:13 | — | — | 1:39 | — | — | 2:07 | — | — | 2:39 | — | — | — | 3:15 | — |
 | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:11 | — | — | 7:11 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:15 | — | — | 7:15 | — | — |
 | — | 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) | ||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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