Water Treatment Dock, Mayport Naval Station, St Johns River Sea Conditions and Tide Table

Water Treatment Dock, Mayport Naval Station, St Johns River 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 07:09 AM and sunset is at 05:23 PM.

	Days 1–3 Weather Summary Heavy rain (total 70mm), heaviest during Sun morning. Cool air temperatures (max 16°C on Sun afternoon, min 10°C on Mon night). Wind will be generally light.									Days 4–6 Weather Summary Light rain (total 4mm), mostly falling on Fri afternoon. Warm air temperatures (max 23°C on Fri morning, min 12°C on Tue night). Wind will be generally light.									Days 7–9 Weather Summary Some drizzle, heaviest during Fri night. Freeze-thaw conditions (max 16°C on Fri night, min -1°C on Sat night). Winds decreasing (fresh winds from the NNW on Sat afternoon, light winds from the NNW by Mon morning).									Days 10–12 Weather Summary Mostly dry. Freeze-thaw conditions (max 16°C on Thu night, min -3°C on Mon night). Winds decreasing (fresh winds from the NNW on Mon night, calm by Wed night).
	Sunday 7			Monday 8			Tuesday 9			Wednesday 10			Thursday 11			Friday 12			Saturday 13			Sunday 14			Monday 15			Tuesday 16			Wednesday 17			Thu 18
	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
Wave Height Map See all maps
High Tide	10:01AM1.83m		10:27PM1.45m	10:54AM1.75m		11:22PM1.42m	11:47AM1.66m		00:19AM1.40m	12:40PM1.56m		1:17AM1.39m		1:34PM1.47m	2:16AM1.40m		2:29PM1.38m	3:15AM1.42m		3:24PM1.32m	4:10AM1.45m		4:16PM1.28m	4:59AM1.48m		5:05PM1.26m	5:44AM1.50m		5:51PM1.25m	6:26AM1.52m		6:35PM1.24m		7:07AM1.53m
Low Tide		4:05PM-0.09m	4:06AM-0.12m		5:00PM-0.01m	5:05AM-0.00m		5:59PM0.07m	6:09AM0.11m		6:57PM0.12m		7:16AM0.20m		7:51PM0.16m	8:18AM0.25m		8:41PM0.18m	9:16AM0.27m		9:26PM0.18m	10:09AM0.28m		10:10PM0.18m	11:00AM0.26m		10:52PM0.16m	11:49AM0.23m		11:35PM0.14m	12:34PM0.18m		00:17AM0.10m		1:16PM0.13m
Wave height (m) direction period (s)	E 9	E 9	E 9	E 9	NNE 4	NE 6	ENE 8	ENE 8	E 9	ENE 9	ENE 9	E 10	E 9	E 9	E 9	E 8	E 8	N 3	N 4	N 4	NNE 6	NE 6	NE 6	ENE 8	E 8	E 8	NNW 4	NNE 6	NE 6	E 9	E 9	E 10	E 13	E 13	ENE 12

	heavy rain	heavy rain	heavy rain	light rain	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	rain shwrs	rain shwrs	clear	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds
km/h	NNE	NE	WSW	N	N	N	NNE	NNE	NNE	NNW	SSW	W	WNW	SW	SW	SW	WSW	NNW	NW	NW	N	NNE	NNE	NNE	N	W	NW	N	N	N	NNW	ENE	W	NE	ENE
mm	32	17	15	1	—	—	—	—	—	—	—	—	—	—	—	—	4	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	15	16	16	15	14	11	12	12	12	17	19	16	18	20	19	23	22	16	11	10	1	6	8	11	13	15	9	2	6	5	9	10	11	14	15
Moonrise	—	8:26	—	—	—	9:35	—	—	10:40	—	—	11:40	—	—	—	12:37	—	—	1:32	—	—	2:26	—	—	3:21	—	—	4:17	—	—	5:14	—	—	6:12	—
Moonset	10:04	—	—	10:50	—	—	11:27	—	—	12:00	—	—	12:28	—	—	12:55	—	—	1:21	—	—	1:48	—	—	2:18	—	—	2:51	—	—	—	3:28	—	—	4:11
	7:09	—	—	7:09	—	—	7:09	—	—	7:11	—	—	7:11	—	—	7:11	—	—	7:13	—	—	7:13	—	—	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—
	—	5:23	—	—	5:23	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:25	—	—	5:25	—	—	5:25	—	—	5:27	—	—	5:27	—	—	5:27
	Today's sea temperature in Water Treatment Dock, Mayport Naval Station, St Johns River is 18.0° C (Statistics for 07 Dec 1981-2005 – mean: 22.4 max: 24.0 min: 21.1°C)