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 06:46 AM and sunset is at 04:45 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Tue morning, min 17°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Fri morning, min 15°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 21°C on Tue afternoon, min 16°C on Mon morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 20°C on Thu afternoon, min 17°C on Sat afternoon). Wind will be generally light.

Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
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
12:03PM1.56m
2:47AM1.19m
1:10PM1.34m
3:43AM1.28m
2:33PM1.15m
4:29AM1.37m
4:06PM1.02m
5:07AM1.45m
5:35PM0.97m
5:40AM1.52m
6:47PM0.96m
6:10AM1.58m
7:44PM0.98m
8:30PM1.00m
7:07AM1.69m
9:09PM1.01m
7:37AM1.73m
9:44PM1.01m
8:09AM1.75m
10:19PM1.01m
8:41AM1.76m
10:54PM1.01m
Low Tide
7:39PM-0.08m
7:46AM0.82m
8:34PM0.07m
9:27AM0.73m
9:27PM0.21m
10:52AM0.58m
10:16PM0.35m
11:56AM0.40m
11:01PM0.47m
12:45PM0.23m
11:41PM0.56m
1:26PM0.09m
00:17AM0.64m
2:02PM-0.02m
00:50AM0.69m
2:35PM-0.10m
1:21AM0.72m
3:08PM-0.15m
1:52AM0.74m
3:41PM-0.18m
2:23AM0.75m
4:15PM-0.19m
2:55AM0.76m
Wave
height (m) 
direction
period (s) 
0.5
SW
12
0.4
WSW
11
0.4
WSW
11
0.4
SW
16
0.4
SW
15
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
WSW
14
0.4
WSW
13
0.4
WNW
14
0.4
WNW
14
0.4
WNW
13
0.4
W
13
0.4
W
12
0.4
SW
14
0.4
SW
14
0.5
SW
14
0.4
SW
14
0.4
SW
13
0.4
SW
13
0.5
SW
16
0.4
SW
16
0.4
SW
15
0.6
SW
14
0.8
W
8
1.1
W
7
0.8
W
13
0.8
W
12
0.7
W
12
0.6
W
11
0.5
W
11
0.4
W
11
0.5
W
7
0.4
W
8
0.5
W
13
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
5
N
10
WNW
10
WNW
5
E
10
W
5
WNW
10
W
15
W
10
W
5
WSW
10
WSW
5
WNW
5
WNW
10
W
10
WNW
15
WNW
15
WNW
20
WNW
10
NW
15
WNW
10
WNW
5
NW
5
SW
5
WSW
10
W
5
S
5
NNE
5
NNW
5
W
5
WNW
0
S
5
WSW
0
SSW
0
SSW
10
WSW
5
SSE
 mm 
max°C
22
22
21
22
22
22
20
19
19
17
17
17
17
17
16
16
16
16
16
18
20
20
21
21
17
18
18
18
20
20
19
20
19
18
17
17
Moonrise
10:10
11:12
12:11
1:08
2:04
3:01
3:59
4:57
5:55
6:51
7:43
Moonset
11:04
11:34
12:00
12:25
12:50
1:15
1:43
2:15
2:52
3:35
4:24
5:20
Sunrise
6:46
6:47
6:47
6:48
6:48
6:50
6:50
6:50
6:50
6:52
6:52
6:52
Sunset
4:45
4:45
4:45
4:46
4:46
4:46
4:46
4:47
4:47
4:49
4:49
4:49
Today's sea temperature in Catalina Harbor is
17.6° C
(Statistics for 09 Dec 1981-2005 – mean: 15.5 max: 17.5 min: 14.1°C)
Issued (local time): 9 am Tuesday 09 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest