Prisoners Harbor, Santa Cruz Island Sea Conditions and Tide Table

Prisoners Harbor, Santa Cruz Island 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 04:52 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Sun morning, min 14°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 52mm), heaviest during Tue night. Cool air temperatures (max 17°C on Tue morning, min 15°C on Tue night). Winds decreasing (strong winds from the SSE on Tue night, calm by Thu afternoon).

Days 7–9 Weather Summary

Heavy rain (total 50mm), heaviest during Sat morning. Very mild (max 17°C on Fri morning, min 13°C on Sat night). Winds decreasing (fresh winds from the WNW on Sun morning, calm by Sun night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 17°C on Wed morning, min 14°C on Mon morning). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
8:43AM1.73m
10:59PM1.01m
9:17AM1.72m
11:37PM1.01m
9:51AM1.68m
00:18AM1.01m
10:28AM1.61m
1:01AM1.04m
11:08AM1.50m
1:45AM1.09m
11:56AM1.34m
2:28AM1.18m
1:00PM1.15m
3:10AM1.30m
2:33PM0.97m
3:53AM1.44m
4:25PM0.87m
4:37AM1.59m
6:06PM0.88m
5:24AM1.74m
7:21PM0.94m
8:21PM1.02m
Low Tide
4:14PM-0.21m
2:55AM0.81m
4:50PM-0.20m
3:31AM0.82m
5:26PM-0.16m
4:12AM0.85m
6:03PM-0.11m
5:04AM0.87m
6:41PM-0.03m
6:13AM0.88m
7:20PM0.08m
7:44AM0.83m
8:01PM0.21m
9:26AM0.68m
8:46PM0.35m
10:53AM0.44m
9:38PM0.48m
11:59AM0.15m
10:35PM0.59m
12:53PM-0.12m
11:34PM0.66m
1:42PM-0.34m
00:32AM0.69m
Wave
height (m) 
direction
period (s) 
0.4
WSW
12
0.4
W
11
0.3
W
12
0.3
WSW
11
0.3
W
11
0.3
WSW
11
0.3
W
10
0.3
W
10
0.3
W
10
0.3
WSW
13
0.5
S
5
1.6
SSE
6
1.3
S
7
1.1
S
7
1
S
7
1.4
SSW
7
1.3
SW
9
1.1
W
14
0.9
W
12
0.8
W
12
0.8
W
12
0.8
W
11
0.8
W
10
0.8
W
11
0.8
WNW
12
0.7
W
11
0.5
W
10
0.4
W
9
0.3
W
9
0.3
W
8
0.2
SSW
14
0.2
SSW
14
0.3
W
13
0.4
W
12
0.3
WNW
11
0.3
WSW
12
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
rain showers
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
rain showers
light rain
cloud
part cloud
heavy rain
heavy rain
mod rain
heavy rain
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
rain shwrs
rain shwrs
risk tstorm
rain shwrs
rain shwrs
risk tstorm
rain shwrs
light rain
cloudy
some clouds
heavy rain
heavy rain
mod rain
heavy rain
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
 km/h
5
SSE
5
SW
5
NNW
10
WNW
15
W
15
WNW
10
WNW
10
W
5
SW
15
SE
25
ESE
40
SSE
25
SSW
30
SSE
25
SSE
30
SSW
15
SW
10
SSE
20
ESE
15
SE
20
SSE
20
SSE
15
SSE
30
WNW
30
WNW
30
W
15
W
5
ENE
5
NW
5
N
5
NW
10
NW
10
NW
5
NE
5
WNW
10
WNW
 mm 
1
31
3
5
6
4
1
1
11
18
8
13
max°C
16
16
16
17
16
15
17
16
15
17
17
16
16
16
17
17
16
16
17
17
17
16
15
14
15
15
14
15
14
14
16
16
16
17
17
15
Moonrise
7:50
8:35
9:15
9:49
10:20
10:47
11:14
11:41
12:10
12:43
1:22
2:10
Moonset
5:23
6:23
7:24
8:27
9:29
10:31
11:34
12:38
1:46
2:58
4:14
Sunrise
6:58
7:00
7:00
7:01
7:01
7:01
7:01
7:01
7:03
7:03
7:03
7:03
Sunset
4:52
4:52
4:53
4:53
4:54
4:54
4:55
4:57
4:57
4:58
4:59
4:59
Today's sea temperature in Prisoners Harbor, Santa Cruz Island is
16.9° C
(Statistics for 20 Dec 1981-2005 – mean: 14.5 max: 16.1 min: 12.9°C)
Issued (local time): 9 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest