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 06:58 AM and sunset is at 04:53 PM.
Days 1–3 Weather SummaryHeavy rain (total 47mm), heaviest during Fri afternoon. Cool air temperatures (max 14°C on Fri morning, min 11°C on Sat afternoon). Winds decreasing (strong winds from the SSE on Fri afternoon, calm by Sat afternoon). | Days 4–6 Weather SummaryLight rain (total 5mm), mostly falling on Mon night. Cool air temperatures (max 14°C on Tue morning, min 10°C on Wed night). Wind will be generally light. | Days 7–9 Weather SummaryHeavy rain (total 39mm), heaviest during Thu night. Very mild (max 18°C on Sat morning, min 9°C on Thu morning). Wind will be generally light. | Days 10–12 Weather SummaryMostly dry. Very mild (max 17°C on Mon morning, min 12°C on Sun afternoon). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 1 | Monday 2 | Tuesday 3 | |||||||||||||||||||||||||
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 | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 3:02PM1.33m | 5:29AM1.47m | 4:19PM1.22m | 6:07AM1.51m | 5:39PM1.16m | 6:38AM1.57m | 6:53PM1.14m | 7:06AM1.62m | 7:59PM1.15m | 7:32AM1.67m | 8:56PM1.18m | 7:58AM1.71m | 9:47PM1.21m | 8:26AM1.74m | 10:34PM1.24m | 8:56AM1.76m | 11:19PM1.26m | 9:28AM1.77m | 00:03AM1.27m | 10:04AM1.77m | 00:48AM1.28m | 10:43AM1.75m | 1:34AM1.29m | |||||||||||||
Low Tide | 10:13AM0.93m | 10:14PM0.14m | 11:23AM0.79m | 11:07PM0.26m | 12:22PM0.62m | 11:54PM0.38m | 1:11PM0.45m | 00:37AM0.50m | 1:53PM0.27m | 1:16AM0.62m | 2:30PM0.12m | 1:54AM0.73m | 3:04PM-0.01m | 2:30AM0.83m | 3:37PM-0.12m | 3:05AM0.91m | 4:10PM-0.19m | 3:40AM0.98m | 4:45PM-0.24m | 4:16AM1.03m | 5:23PM-0.27m | 4:55AM1.07m | 6:04PM-0.27m | 5:41AM1.09m | ||||||||||||
WSW 9 | WSW 10 | W 10 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | W 10 | W 9 | W 9 | W 8 | SW 7 | SW 7 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SW 14 | W 19 | W 17 | W 16 | W 15 | W 14 | W 14 | W 13 | W 12 | W 12 | W 12 | |
 |  |  |  | |  |  | |  |  | |  | | | | | | |  | |  | | | | | | | | | | | | | | | | |
mod rain | heavy rain | mod rain | clear | clear | clear | some clouds | some clouds | some clouds | cloudy | cloudy | light rain | cloudy | some clouds | some clouds | clear | clear | some clouds | light rain | light rain | heavy rain | light rain | cloudy | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
6 | 33 | 8 | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | 1.0 | 5 | 29 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 14 | 14 | 12 | 13 | 12 | 11 | 14 | 13 | 12 | 13 | 13 | 12 | 14 | 13 | 12 | 14 | 14 | 11 | 11 | 10 | 12 | 12 | 12 | 14 | 18 | 17 | 16 | 15 | 14 | 13 | 17 | 17 | 15 | 17 | 17 | 15 |
Moonrise | — | — | 11:49 | — | — | — | 12:49 | — | — | 1:46 | — | — | 2:43 | — | — | 3:41 | — | — | 4:41 | — | — | 5:43 | — | — | 6:46 | — | — | 7:49 | — | — | 8:50 | — | — | 9:44 | — | — |
Moonset | 12:55 | — | — | 1:18 | — | — | 1:40 | — | — | 2:01 | — | — | 2:21 | — | — | 2:44 | — | — | — | 3:09 | — | — | 3:39 | — | — | 4:15 | — | — | 4:59 | — | — | 5:52 | — | — | 6:54 | — |
 | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — |
 | — | 4:53 | — | — | 4:53 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:52 | — | — | 4:51 | — | — | 4:51 | — | — | 4:51 | — |
Today's sea temperature in Half Moon Bay is 11.9 °C (Statistics for 22 Nov 1981-2005 – mean: 13.3 max: 16.2 min: 11.5°C) | ||||||||||||||||||||||||||||||||||||
Nearest