Half Moon Bay Sea Conditions and Tide Table

Half Moon Bay 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 —.

	Days 1–4 Weather Summary Heavy rain (total 35mm), heaviest during Wed night. Cool air temperatures (max 17°C on Tue night, min 12°C on Thu night). Mainly gales.										Days 5–7 Weather Summary Light rain (total 5mm), mostly falling on Fri night. Cool air temperatures (max 14°C on Sat afternoon, min 9°C on Sun night). Wind will be generally light.									Days 8–10 Weather Summary Some drizzle, heaviest during Thu afternoon. Very mild (max 16°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light.									Days 11–13 Weather Summary Heavy rain (total 58mm), heaviest during Fri night. Very mild (max 15°C on Thu night, min 11°C on Sat night). Winds decreasing (fresh winds from the S on Sat afternoon, calm by Sun afternoon).
		Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28			Monday 29			Tuesday 30			Wednesday 31			Thursday 1			Friday 2			Saturday 3			Sun 4
	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	2:06AM1.37m	12:24PM1.54m		2:42AM1.43m		1:18PM1.41m	3:18AM1.50m		2:24PM1.26m	3:54AM1.59m		3:48PM1.12m	4:34AM1.69m		5:27PM1.06m	5:16AM1.80m			7:03PM1.09m			8:20PM1.19m			9:24PM1.30m	7:40AM2.05m		10:16PM1.39m	8:32AM2.09m		11:03PM1.45m	9:24AM2.09m		11:46PM1.50m	10:15AM2.03m
Low Tide	6:58AM1.01m			7:30PM-0.06m	8:01AM0.93m		8:11PM0.06m	9:12AM0.80m		8:56PM0.22m	10:24AM0.61m		9:46PM0.40m	11:30AM0.37m		10:40PM0.58m	12:30PM0.12m		11:39PM0.74m		1:25PM-0.12m	00:40AM0.86m		2:17PM-0.32m	1:40AM0.93m		3:07PM-0.45m	2:38AM0.94m		3:55PM-0.52m	3:33AM0.92m		4:42PM-0.52m	4:28AM0.88m		5:27PM-0.45m
Wave height (m) direction period (s)	S 9	SSW 10	SSW 9	SSW 9	SSW 10	SW 10	WSW 12	WSW 12	W 14	W 11	W 12	WNW 10	WNW 9	WNW 9	WNW 8	NW 8	WNW 9	WNW 8	W 13	W 12	W 14	W 14	W 13	W 12	W 12	W 11	W 11	W 11	W 11	W 15	WNW 13	W 14	WNW 13	WNW 13	WNW 12	WNW 11

	mod rain	some clouds	light rain	rain shwrs	light rain	light rain	rain shwrs	light rain	risk tstorm	rain shwrs	clear	clear	clear	clear	some clouds	clear	clear	clear	some clouds	clear	clear	some clouds	some clouds	some clouds	some clouds	some clouds	light rain	light rain	light rain	mod rain	heavy rain	light rain	heavy rain	rain shwrs	clear	some clouds
km/h	SSE	SSW	SSE	S	SSW	SSE	SSW	S	S	SSE	NE	NE	NE	NE	NNE	ENE	NE	NE	NE	NE	NE	ENE	ENE	NE	NE	NE	E	ESE	SSE	S	SSW	SSE	S	W	ENE	W
mm	8	—	2	11	2	2	6	2	2	5	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	1	2	6	29	3	13	4	—	—
max°C	17	14	15	15	14	14	13	13	12	12	12	14	12	13	13	10	13	14	12	13	14	14	15	16	14	15	14	15	15	14	14	15	14	11	13	12
Moonrise	—	10:37	—	—	11:02	—	—	11:26	—	—	11:51	—	—	12:17	—	—	12:47	—	—	1:24	—	—	2:10	—	—	—	3:08	—	—	4:16	—	—	5:31	—	—	6:47
Moonset	—	—	—	9:36	—	—	10:40	—	—	11:46	—	—	—	12:53	—	—	2:04	—	—	3:19	—	—	4:36	—	—	5:52	—	—	7:02	—	—	8:00	—	—	8:46	—
	—	7:22	—	—	7:22	—	—	7:22	—	—	7:22	—	—	7:22	—	—	7:22	—	—	7:24	—	—	7:24	—	—	7:24	—	—	7:24	—	—	7:24	—	—	7:24	—
	—	—	4:57	—	—	4:57	—	—	4:58	—	—	4:58	—	—	4:59	—	—	5:00	—	—	5:00	—	—	5:00	—	—	5:01	—	—	5:02	—	—	5:04	—	—	5:05
	Today's sea temperature in Half Moon Bay is 13.4° C (Statistics for 23 Dec 1981-2005 – mean: 12.4 max: 14.8 min: 10.8°C)