Grassy Key (South) Sea Conditions and Tide Table

Grassy Key (South) 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 06:00 PM.

	Days 1–3 Weather Summary Mostly dry. Warm air temperatures (max 23°C on Thu afternoon, min 16°C on Tue morning). Winds decreasing (strong winds from the NE on Tue morning, light winds from the NE by Thu morning).									Days 4–6 Weather Summary Mostly dry. Warm air temperatures (max 24°C on Sun morning, min 22°C on Fri morning). Wind will be generally light.									Days 7–9 Weather Summary Mostly dry. Warm (max 22°C on Mon morning, min 15°C on Mon night). Winds increasing (light winds from the NE on Mon morning, strong winds from the NNE by Mon night).									Days 10–12 Weather Summary Some drizzle, heaviest during Fri night. Warm (max 21°C on Thu night, min 10°C on Sun morning). Winds increasing (calm on Fri night, strong winds from the NNW by Sat night).
	Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31			Sunday 1			Monday 2			Tuesday 3			Wed 4
	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	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM
Wave Height Map See all maps
High Tide	10:14AM0.35m		9:46PM0.62m	10:44AM0.39m		10:29PM0.57m	11:15AM0.42m		11:15PM0.51m	11:47AM0.46m		00:06AM0.43m	12:22PM0.51m		1:05AM0.34m		1:04PM0.54m	2:19AM0.26m		1:54PM0.57m	4:09AM0.21m		2:55PM0.60m	6:18AM0.21m		4:08PM0.62m		7:21AM0.23m	5:25PM0.65m		8:02AM0.25m	6:35PM0.68m		8:36AM0.28m		7:35PM0.69m	9:07AM0.31m		8:27PM0.68m	9:37AM0.35m		9:15PM0.64m	10:05AM0.40m
Low Tide		3:17PM0.06m	4:33AM-0.11m		4:03PM0.04m	5:01AM-0.08m		4:54PM0.01m	5:29AM-0.03m		5:53PM-0.01m	5:59AM0.02m			7:03PM-0.03m			8:22PM-0.06m	7:09AM0.12m		9:44PM-0.10m	8:04AM0.16m		10:59PM-0.14m	9:22AM0.17m		00:06AM-0.18m	10:42AM0.15m		1:03AM-0.21m	11:52AM0.11m		1:52AM-0.22m	12:53PM0.06m		2:36AM-0.22m		1:50PM0.01m	3:16AM-0.20m		2:44PM-0.03m	3:53AM-0.16m		3:36PM-0.05m
Wave height (m) direction period (s)	NE 4	ENE 4	ENE 3	E 3	E 3	ENE 3	ENE 3	E 2	E 2	E 2	E 2	E 2	E 2	E 2	ESE 2	ESE 2	SE 2	NE 2	NE 2	NE 2	NNE 4	NNE 4	ENE 4	NE 4	NE 3	ENE 3	ENE 3	NE 3	ENE 3	E 3	E 3	E 3	E 3	SSE 2	WSW 3	NNW 4	N 3	WSW 4	NNW 3	NNE 3	W 3	ENE 2	ENE 2	SE 2	E 2	ESE 2	SSW 2

	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds	cloudy	rain shwrs	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear
km/h	NE	NE	ENE	NE	NE	NE	NE	ENE	ENE	E	E	ENE	ENE	E	E	ESE	SSE	NNE	NNE	NNW	NNE	NNE	NE	NNE	NE	NE	NNE	NNE	NE	ENE	E	E	ESE	SSW	W	NNW	N	NW	N	NNE	NNE	NE	E	E	E	SE	WSW
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	19	19	20	20	21	21	22	23	22	23	23	23	23	22	23	24	24	23	22	22	16	18	18	17	18	19	19	17	19	21	21	21	21	21	21	17	12	14	14	12	15	16	19	19	21	22	22
Moonrise	8:29	—	—	9:04	—	—	9:36	—	—	10:09	—	—	10:42	—	—	11:18	—	—	11:58	—	—	12:45	—	—	1:40	—	—	2:42	—	—	—	3:50	—	—	4:59	—	—	6:06	—	—	7:09	—	—	8:09	—	—	—
Moonset	—	7:53	—	—	8:50	—	—	—	9:47	—	—	10:45	—	—	11:44	—	—	—	12:47	—	—	1:53	—	—	3:01	—	—	4:09	—	—	5:12	—	—	6:09	—	—	6:58	—	—	7:40	—	—	8:16	—	—	8:49	—
	7:09	—	—	7:09	—	—	7:09	—	—	7:09	—	—	7:07	—	—	7:07	—	—	7:07	—	—	7:07	—	—	7:07	—	—	7:07	—	—	7:05	—	—	7:05	—	—	7:05	—	—	7:05	—	—	7:05	—	—	7:03	—
	—	6:00	—	—	6:00	—	—	6:00	—	—	6:01	—	—	6:02	—	—	6:04	—	—	6:04	—	—	6:05	—	—	6:06	—	—	6:06	—	—	6:07	—	—	6:07	—	—	6:08	—	—	6:08	—	—	6:09	—	—	6:10
	Today's sea temperature in Grassy Key (South) is 22.3° C (Statistics for 20 Jan 1981-2005 – mean: 23.5 max: 24.5 min: 22.2°C)