Halfmoon Bay Sea Conditions and Tide Table

Halfmoon 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 08:10 AM and sunset is at 04:19 PM.

Days 1–3 Weather Summary

Heavy rain (total 24mm), heaviest during Wed morning. Low air temperatures (max 8°C on Wed afternoon, min 2°C on Wed morning). Mainly near gales.

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 2°C on Fri morning, min -1°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Wed afternoon, min 1°C on Mon morning). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 42mm), heaviest during Sat afternoon. Mild temperatures (max 9°C on Thu night, min 3°C on Fri night). Winds increasing (calm on Fri morning, fresh winds from the ESE by Sat afternoon).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
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
8:40AM4.81m
6:21PM3.78m
9:13AM4.84m
7:17PM3.65m
9:45AM4.86m
8:27PM3.51m
10:17AM4.85m
9:52PM3.40m
10:48AM4.82m
11:29PM3.42m
11:20AM4.79m
1:10AM3.63m
11:53AM4.75m
2:47AM3.98m
12:30PM4.72m
4:02AM4.36m
1:13PM4.69m
4:58AM4.67m
1:58PM4.60m
5:46AM4.88m
2:53PM4.55m
6:29AM5.00m
3:49PM4.47m
Low Tide
2:32PM3.36m
1:38AM0.91m
3:20PM3.20m
2:17AM1.18m
4:11PM2.96m
2:58AM1.56m
5:02PM2.63m
3:44AM2.02m
5:52PM2.20m
4:36AM2.55m
6:41PM1.71m
5:42AM3.07m
7:29PM1.20m
8:17PM0.73m
8:18AM3.77m
9:03PM0.37m
9:33AM3.88m
9:51PM0.12m
10:37AM3.86m
10:40PM0.01m
11:35AM3.74m
11:27PM0.05m
Wave
height (m) 
direction
period (s) 
light rain
light rain
cloud
mod rain
heavy rain
rain showers
part cloud
cloud
cloud
clear
clear
part cloud
part cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
mod rain
rain showers
part cloud
cloud
light rain
light rain
heavy rain
rain showers
light rain
light rain
cloudy
mod rain
heavy rain
rain shwrs
some clouds
cloudy
cloudy
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
some clouds
some clouds
some clouds
cloudy
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
mod rain
rain shwrs
some clouds
cloudy
light rain
light rain
heavy rain
rain shwrs
 km/h
20
E
20
E
15
N
5
NW
10
WSW
15
E
15
NNW
15
NW
5
NNW
15
NW
15
NW
10
N
5
N
5
WNW
5
NNE
5
NNW
5
NW
5
N
5
NNW
5
WSW
5
NNW
5
NW
5
NNW
5
E
15
SE
15
SE
20
SE
10
SE
20
ESE
20
S
0
SSW
5
SSE
10
E
30
ESE
35
ESE
15
ESE
 mm 
1
1
9
12
1
2
6
2
2
2
15
13
max°C
5
5
4
2
8
7
5
4
3
2
1
-1
1
1
0
0
0
0
2
3
3
5
5
5
6
7
7
7
8
9
5
5
5
4
4
5
Moonrise
10:48
11:06
11:21
11:35
11:49
12:04
12:23
12:48
1:23
2:14
3:22
4:45
Moonset
8:06
9:22
10:38
11:54
1:13
2:36
4:04
5:33
6:58
8:08
9:00
Sunrise
8:10
8:10
8:11
8:11
8:11
8:11
8:11
8:11
8:11
8:11
8:11
8:11
Sunset
4:19
4:20
4:20
4:21
4:22
4:22
4:22
4:23
4:24
4:27
4:28
4:29
Today's sea temperature in Halfmoon Bay is
7.9° C
(Statistics for 23 Dec 1981-2005 – mean: 8.1 max: 9.1 min: 6.6°C)
Issued (local time): 9 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest