Catalina Harbor Sea Conditions and Tide Table

Catalina Harbor 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 04:52 PM.

Days 1–4 Weather Summary

Heavy rain (total 24mm), heaviest during Thu night. Cool air temperatures (max 17°C on Wed night, min 14°C on Fri afternoon). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Mon afternoon, min 14°C on Sat afternoon). Winds decreasing (fresh winds from the NW on Sat afternoon, light winds from the N by Sat night).

Days 8–10 Weather Summary

Moderate rain (total 16mm), heaviest on Thu afternoon. Warm (max 24°C on Tue afternoon, min 16°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the SSE by Thu night).

Days 11–13 Weather Summary

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

Wed
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
1:34AM1.12m
11:55AM1.34m
2:17AM1.20m
1:00PM1.16m
3:01AM1.31m
2:31PM0.99m
3:46AM1.44m
4:20PM0.90m
4:32AM1.59m
6:00PM0.91m
5:20AM1.74m
7:16PM0.97m
8:16PM1.05m
9:04PM1.11m
7:46AM2.06m
9:48PM1.15m
8:34AM2.07m
10:29PM1.19m
9:20AM2.01m
11:11PM1.22m
10:06AM1.89m
Low Tide
6:36PM0.00m
6:14AM0.83m
7:15PM0.11m
7:48AM0.78m
7:57PM0.23m
9:30AM0.63m
8:45PM0.36m
10:53AM0.40m
9:39PM0.48m
11:58AM0.14m
10:38PM0.58m
12:52PM-0.11m
11:37PM0.64m
1:42PM-0.31m
00:35AM0.66m
2:28PM-0.46m
1:29AM0.64m
3:13PM-0.53m
2:20AM0.61m
3:57PM-0.54m
3:10AM0.59m
4:39PM-0.47m
4:01AM0.58m
Wave
height (m) 
direction
period (s) 
1.5
SW
9
1.2
SW
9
1.3
SW
8
1.3
SW
8
1.5
WSW
10
1.6
W
10
1.5
W
12
1.6
W
14
1.2
W
12
1.3
W
6
1.1
W
6
0.7
W
9
0.6
W
9
0.5
W
8
0.5
W
8
0.4
N
3
0.4
NNE
3
0.5
N
3
0.4
WSW
13
0.4
W
14
0.4
W
14
0.3
W
13
0.4
W
12
0.5
W
12
0.7
W
13
0.8
W
12
1
W
12
0.9
SSW
7
0.7
SSW
7
0.9
W
5
0.8
W
5
0.7
W
10
0.7
W
7
0.7
W
6
0.8
W
6
0.6
W
6
rain showers
rain showers
clear
rain showers
heavy rain
rain showers
light rain
rain showers
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
light rain
light rain
mod rain
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
rain shwrs
rain shwrs
clear
rain shwrs
heavy rain
rain shwrs
light rain
rain shwrs
clear
clear
clear
clear
clear
clear
cloudy
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
light rain
light rain
light rain
mod rain
light rain
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
 km/h
20
ESE
20
SSW
30
SSE
25
S
30
S
10
WSW
10
WSW
25
WNW
20
WNW
30
NW
15
NNW
15
N
15
NW
15
NE
20
NNE
15
NNW
15
ENE
15
NNE
20
N
15
NNE
15
E
10
SSE
5
W
20
E
20
E
25
SE
20
S
10
W
10
WNW
25
WNW
15
W
5
NW
10
W
15
WNW
5
WNW
5
WNW
 mm 
4
3
1
11
1
2
2
1
1
4
9
1
max°C
16
17
17
17
17
16
15
14
14
15
15
14
16
18
18
20
20
20
24
22
19
19
19
18
17
17
17
17
16
14
14
15
14
14
14
14
Moonrise
10:42
11:09
11:36
12:06
12:39
1:19
2:07
3:06
4:14
5:27
6:41
Moonset
9:25
10:26
11:29
12:33
1:41
2:52
4:07
5:21
6:30
7:30
8:19
8:58
Sunrise
6:54
6:56
6:56
6:56
6:56
6:56
6:56
6:58
6:58
6:58
6:58
6:58
Sunset
4:52
4:52
4:52
4:52
4:53
4:54
4:54
4:55
4:57
4:58
4:59
4:59
Today's sea temperature in Catalina Harbor is
17.3° C
(Statistics for 24 Dec 1981-2005 – mean: 14.9 max: 16.6 min: 13.6°C)
Issued (local time): 3 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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