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 SummaryHeavy rain (total 28mm), heaviest during Wed afternoon. Cool air temperatures (max 13°C on Tue morning, min 8°C on Wed night). Winds increasing (calm on Mon night, near gales from the S by Wed afternoon). | Days 5–7 Weather SummaryLight rain (total 8mm), mostly falling on Fri morning. Cool air temperatures (max 13°C on Sun afternoon, min 6°C on Fri morning). Winds increasing (calm on Sat morning, fresh winds from the S by Sun afternoon). | Days 8–10 Weather SummaryModerate rain (total 12mm), heaviest on Sun night. Very mild (max 11°C on Sun night, min 8°C on Mon night). Winds increasing (calm on Sun night, fresh winds from the NW by Mon night). | Days 11–13 Weather SummaryModerate rain (total 14mm), heaviest on Fri afternoon. Very mild (max 12°C on Fri afternoon, min 8°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the NW by Sat night). | |||||||||||||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Sat 22 | |||||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
High Tide | 10:17PM1.47m | 9:15AM1.68m | 10:49PM1.51m | 10:02AM1.65m | 11:16PM1.54m | 10:45AM1.60m | 11:40PM1.55m | 11:26AM1.52m | 00:02AM1.57m | 12:06PM1.43m | 00:22AM1.58m | 12:48PM1.33m | 00:44AM1.58m | 1:33PM1.23m | 1:10AM1.57m | 2:26PM1.12m | 1:40AM1.55m | 3:33PM1.04m | 2:17AM1.51m | 5:08PM1.00m | 7:04PM1.04m | |||||||||||||||
Low Tide | 3:33AM0.70m | 4:10PM-0.05m | 4:16AM0.59m | 4:43PM0.01m | 4:55AM0.48m | 5:12PM0.10m | 5:32AM0.39m | 5:40PM0.22m | 6:07AM0.31m | 6:07PM0.34m | 6:42AM0.24m | 6:34PM0.49m | 7:19AM0.20m | 7:02PM0.63m | 7:58AM0.17m | 7:30PM0.77m | 8:44AM0.17m | 8:01PM0.90m | 9:39AM0.17m | 8:42PM1.01m | 10:44AM0.17m | 10:06PM1.09m | 11:55AM0.13m | |||||||||||||
W 13 | W 12 | W 12 | W 12 | S 6 | SSW 8 | W 14 | W 13 | W 14 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | WNW 12 | W 17 | W 16 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 11 | W 15 | W 13 | W 12 | W 12 | W 13 | W 13 | W 18 | W 17 | W 16 | |
 |  | |  |  |  | |  | | |  | |  | |  | | | | | | | | | |  | | | | | |  |  | | | | | |
clear | clear | clear | light rain | cloudy | heavy rain | light rain | rain shwrs | clear | light rain | mod rain | cloudy | rain shwrs | clear | some clouds | clear | cloudy | some clouds | rain shwrs | clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | some clouds | clear | cloudy | cloudy | light rain | mod rain | rain shwrs | clear | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | 3 | — | 18 | 5 | 2.0 | — | 1.0 | 6 | — | 1.0 | — | — | — | — | — | 12 | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 7 | 3 | — | — | |
max°C | 12 | 13 | 12 | 11 | 12 | 11 | 10 | 9 | 10 | 9 | 8 | 9 | 11 | 11 | 11 | 10 | 12 | 13 | 11 | 10 | 11 | 9 | 9 | 11 | 9 | 10 | 10 | 9 | 10 | 11 | 10 | 10 | 12 | 12 | 11 | 12 |
Moonrise | 3:53 | — | 4:58 | — | — | 6:00 | — | — | 7:00 | — | — | 7:58 | — | — | 8:57 | — | — | — | 9:55 | — | — | 10:55 | — | — | 11:56 | — | — | — | 12:58 | — | — | 1:58 | — | — | 2:55 | — |
Moonset | 5:52 | 6:23 | — | — | 6:49 | — | — | 7:12 | — | — | 7:34 | — | — | 7:55 | — | — | 8:16 | — | — | 8:40 | — | — | 9:06 | — | — | 9:37 | — | — | 10:15 | — | — | 11:01 | — | — | 11:55 | — |
 | — | 7:26 | — | — | 7:24 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — | 7:11 | — |
 | — | — | 7:13 | — | — | 7:14 | — | — | 7:14 | — | — | 7:15 | — | — | 7:15 | — | — | 7:16 | — | — | 7:17 | — | — | 7:19 | — | — | 7:20 | — | — | 7:21 | — | — | 7:22 | — | — | 7:22 |
Today's sea temperature in Half Moon Bay is 12.0 °C (Statistics for 10 Mar 1981-2005 – mean: 12.3 max: 14.2 min: 10.7°C) | ||||||||||||||||||||||||||||||||||||
Nearest