Fort Johnson, Charleston Harbor Sea Conditions and Tide Table

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 07:16 AM and sunset is at 05:16 PM.

	Days 1–3 Weather Summary Mostly dry. Cool air temperatures (max 18°C on Sun afternoon, min 5°C on Sun night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Cool air temperatures (max 19°C on Tue morning, min 13°C on Wed night). Wind will be generally light.									Days 7–9 Weather Summary Mostly dry. Warm (max 22°C on Sat afternoon, min 10°C on Sun night). Wind will be generally light.									Days 10–12 Weather Summary Light rain (total 5mm), mostly falling on Wed night. Warm (max 20°C on Tue morning, min 11°C on Mon morning). Wind will be generally light.
	Saturday 20			Sunday 21			Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28			Monday 29			Tuesday 30			Wednesday 31
	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 See all maps
High Tide	7:59AM1.70m		8:01PM1.34m	8:36AM1.69m		8:37PM1.34m	9:12AM1.67m		9:14PM1.34m	9:47AM1.65m		9:54PM1.36m	10:25AM1.62m		10:39PM1.39m	11:07AM1.57m		11:30PM1.43m	11:54AM1.52m		00:27AM1.48m	12:48PM1.47m		1:28AM1.55m		1:48PM1.42m	2:33AM1.62m		2:53PM1.39m	3:37AM1.70m		3:58PM1.38m	4:41AM1.79m		5:03PM1.41m	5:44AM1.85m
Low Tide		2:17PM0.12m	2:10AM0.04m		2:56PM0.12m	2:48AM0.05m		3:34PM0.13m	3:27AM0.06m		4:13PM0.13m	4:08AM0.08m		4:53PM0.12m	4:53AM0.11m		5:37PM0.10m	5:45AM0.15m		6:24PM0.08m	6:45AM0.18m			7:18PM0.05m	7:52AM0.20m		8:15PM0.01m	9:01AM0.18m		9:17PM-0.04m	10:09AM0.13m		10:18PM-0.11m	11:12AM0.07m		11:19PM-0.16m
Wave height (m) direction period (s)	SE 9	SE 8	ESE 8	SE 8	SE 8	ENE 5	E 7	ESE 8	ESE 9	ESE 9	SE 6	ESE 9	SE 7	E 4	E 6	ESE 8	ESE 9	ESE 8	ESE 8	SSW 4	S 4	S 4	SSW 4	S 4	SSW 4	SSW 4	ENE 4	E 6	E 7	E 8	ESE 5	SE 5	SE 5	SSE 5	SE 5	SE 5

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	some clouds	some clouds	some clouds	clear	cloudy	clear	clear	clear	clear	clear	clear	some clouds	clear	some clouds	some clouds	some clouds	rain shwrs	light rain
km/h	ENE	ENE	NNE	WNW	NNW	NNE	ENE	ENE	NE	SSW	SW	WSW	N	E	ENE	ESE	SW	WSW	WSW	SW	WSW	NW	S	WSW	NW	N	NE	ENE	ENE	ENE	W	SSW	SSW	E	SSE	ESE
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	4
max°C	13	14	13	17	18	13	11	12	17	19	19	18	19	16	14	17	18	17	20	21	19	21	22	21	21	22	16	11	11	16	20	20	19	19	18	18
Moonrise	8:01	—	—	8:47	—	—	9:28	—	—	10:04	—	—	10:35	—	—	11:04	—	—	11:32	—	—	11:59	—	—	12:29	—	—	1:02	—	—	1:41	—	—	2:29	—	—
Moonset	—	5:42	—	—	6:40	—	—	7:42	—	—	8:43	—	—	—	9:44	—	—	10:46	—	—	11:47	—	—	—	12:51	—	—	1:58	—	—	3:08	—	—	4:22	—	—
	7:16	—	—	7:16	—	—	7:18	—	—	7:18	—	—	7:18	—	—	7:18	—	—	7:20	—	—	7:20	—	—	7:20	—	—	7:20	—	—	7:20	—	—	7:20	—	—
	—	5:16	—	—	5:16	—	—	5:17	—	—	5:17	—	—	5:19	—	—	5:19	—	—	5:20	—	—	5:21	—	—	5:21	—	—	5:22	—	—	5:22	—	—	5:22	—
	Today's sea temperature in Fort Johnson, Charleston Harbor is 11.5° C (Statistics for 20 Dec 1981-2005 – mean: 21.1 max: 23.5 min: 18.6°C)