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 SummaryMostly dry. Cool air temperatures (max 14°C on Thu afternoon, min 8°C on Thu morning). Mainly fresh winds. | Days 5–7 Weather SummaryMostly dry. Cool air temperatures (max 16°C on Fri afternoon, min 10°C on Fri night). Winds decreasing (fresh winds from the NW on Thu night, calm by Sun morning). | Days 8–10 Weather SummaryHeavy rain (total 25mm), heaviest during Mon morning. Very mild (max 15°C on Wed morning, min 10°C on Mon morning). Winds decreasing (fresh winds from the S on Sun night, calm by Tue night). | Days 11–13 Weather SummaryMostly dry. Very mild (max 15°C on Fri morning, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||||||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wed 29 | ||||||||||||||||||||||||||||||||
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 | night | AM | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||||||||
High Tide | 9:09PM1.44m | 8:57AM1.41m | 9:35PM1.55m | 9:53AM1.43m | 10:02PM1.66m | 10:47AM1.43m | 10:32PM1.76m | 11:43AM1.41m | 11:06PM1.84m | 12:40PM1.37m | 11:43PM1.88m | 1:40PM1.31m | 00:26AM1.87m | 2:46PM1.26m | 1:14AM1.81m | 3:56PM1.24m | 2:11AM1.71m | 5:08PM1.26m | 6:14PM1.31m | 7:08PM1.40m | 5:55AM1.39m | 7:52PM1.48m | 7:14AM1.34m | 8:30PM1.56m | 8:23AM1.31m | 9:04PM1.62m | 9:25AM1.30m | ||||||||||||||||||||
Low Tide | 3:08AM0.43m | 3:10PM0.16m | 3:48AM0.21m | 3:47PM0.24m | 4:29AM-0.01m | 4:24PM0.35m | 5:11AM-0.20m | 5:02PM0.48m | 5:56AM-0.34m | 5:43PM0.61m | 6:44AM-0.42m | 6:28PM0.73m | 7:36AM-0.42m | 7:19PM0.84m | 8:34AM-0.37m | 8:23PM0.92m | 9:38AM-0.28m | 9:45PM0.95m | 10:47AM-0.19m | 11:16PM0.89m | 11:54AM-0.10m | 00:37AM0.75m | 12:55PM-0.01m | 1:43AM0.56m | 1:47PM0.09m | 2:38AM0.37m | 2:31PM0.20m | 3:25AM0.19m | 3:11PM0.32m | ||||||||||||||||||
WNW 7 | SW 14 | SW 14 | NW 7 | WNW 6 | SW 12 | WNW 6 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 7 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SW 14 | W 8 | W 8 | W 13 | W 13 | W 12 | W 12 | W 12 | WNW 11 | WSW 18 | WSW 16 | W 15 | W 14 | W 13 | W 13 | SSW 15 | SW 14 | SW 14 | SW 14 | W 16 | W 16 | W 10 | WSW 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 9 | |
 |  | |  |  | | |  | | | | | | | | | | |  |  |  | | | | | | | | | | | | | | | | |  | | | | | | | | | | |
clear | some clouds | some clouds | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | some clouds | some clouds | clear | clear | some clouds | some clouds | cloudy | rain shwrs | mod rain | rain shwrs | rain shwrs | rain shwrs | rain shwrs | some clouds | clear | clear | some clouds | clear | clear | some clouds | some clouds | cloudy | some clouds | some clouds | some clouds | some clouds | light rain | light rain | rain shwrs | rain shwrs | clear | rain shwrs | rain shwrs | clear | rain shwrs | rain shwrs | |
km/h | |||||||||||||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 | 10 | 1 | 3 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 3 | — | 1 | 1 | — | 3 | 1 | |
max°C | 12 | 12 | 12 | 10 | 12 | 13 | 12 | 12 | 14 | 11 | 15 | 16 | 11 | 15 | 16 | 12 | 14 | 15 | 14 | 12 | 13 | 12 | 13 | 14 | 12 | 15 | 15 | 12 | 13 | 14 | 11 | 15 | 15 | 12 | 15 | 15 | 13 | 14 | 15 | 14 | 15 | 15 | 13 | 14 | 14 | 13 | 13 |
Moonrise | — | 5:00 | — | — | 5:25 | — | — | 5:52 | — | — | 6:21 | — | — | 6:56 | — | — | 7:39 | — | — | 8:31 | — | — | 9:33 | — | — | 10:43 | — | — | 11:56 | — | — | 1:07 | — | — | 2:15 | — | — | — | 3:20 | — | — | 4:23 | — | — | 5:25 | — | — |
Moonset | — | — | 4:58 | — | — | 6:07 | — | — | 7:19 | — | — | 8:35 | — | — | — | 9:53 | — | — | 11:10 | — | — | — | 12:21 | — | — | 1:22 | — | — | 2:12 | — | — | 2:51 | — | — | 3:23 | — | — | 3:50 | — | — | 4:15 | — | — | 4:37 | — | — | 5:00 |
 | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:31 | — | — | 6:30 | — | — | 6:28 | — | — | 6:26 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:18 | — | — | 6:16 |
 | — | — | 7:44 | — | — | 7:45 | — | — | 7:45 | — | — | 7:45 | — | — | 7:46 | — | — | 7:47 | — | — | 7:49 | — | — | 7:50 | — | — | 7:51 | — | — | 7:52 | — | — | 7:52 | — | — | 7:53 | — | — | 7:54 | — | — | 7:54 | — | — | 7:55 | — | — |
Today's sea temperature in Half Moon Bay is 14.9° C (Statistics for 13 Apr 1981-2005 – mean: 12.1 max: 14.6 min: 10.9°C) | |||||||||||||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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