National City Sea Conditions and Tide Table

National City 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 —.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 25°C on Tue morning, min 16°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Wed morning, min 18°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 22°C on Sat morning, min 17°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 20°C on Tue morning, min 17°C on Mon night). Wind will be generally light.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
PM
Wave Height Map
High Tide
11:14PM1.29m
10:03AM2.19m
00:13AM1.28m
10:55AM2.00m
1:16AM1.30m
11:53AM1.77m
2:20AM1.35m
1:00PM1.54m
3:20AM1.44m
2:21PM1.34m
4:10AM1.55m
3:50PM1.20m
4:51AM1.65m
5:12PM1.14m
5:25AM1.74m
6:20PM1.12m
5:56AM1.81m
7:16PM1.14m
8:01PM1.16m
8:40PM1.18m
7:25AM1.95m
Low Tide
3:48AM0.74m
5:39PM-0.36m
4:46AM0.80m
6:31PM-0.21m
5:55AM0.85m
7:26PM-0.05m
7:23AM0.87m
8:20PM0.11m
9:06AM0.81m
9:13PM0.26m
10:42AM0.65m
10:03PM0.39m
11:49AM0.45m
10:46PM0.51m
12:38PM0.26m
11:24PM0.61m
1:16PM0.10m
00:00AM0.68m
1:51PM-0.02m
00:33AM0.73m
2:23PM-0.11m
1:07AM0.76m
2:55PM-0.17m
Wave
height (m) 
direction
period (s) 
0.4
SSW
14
0.4
SSW
13
0.4
SW
13
0.4
SW
12
0.4
SW
12
0.5
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
11
0.4
SSW
16
0.4
SW
15
0.4
SSW
15
0.4
SW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
13
0.4
SSW
13
0.4
WSW
14
0.4
WSW
13
0.4
WSW
13
0.4
SW
12
0.4
SW
12
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
13
0.4
SW
13
0.4
SW
16
0.4
SW
16
0.4
SW
15
0.4
WSW
13
0.4
WSW
12
0.4
SSW
14
0.4
SW
14
0.4
SW
13
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
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
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
 km/h
0
NW
5
WSW
5
W
5
N
10
NNW
15
NW
5
NE
5
N
10
NW
0
NNW
5
WSW
5
W
5
N
5
NW
5
NW
5
NNW
5
NNW
10
NW
5
NNW
5
NNW
10
WNW
5
NW
5
NW
10
WNW
5
WNW
10
WNW
10
W
5
WNW
5
W
10
WNW
5
NNE
5
NW
5
NW
0
NNW
5
SW
5
NW
 mm 
max°C
16
20
19
18
22
22
21
25
24
21
22
21
20
22
21
20
22
21
19
22
20
18
21
20
18
21
20
18
20
20
18
20
19
18
20
20
Moonrise
7:50
9:00
10:05
11:07
12:05
1:01
1:57
2:54
3:51
4:49
5:47
Moonset
9:38
10:22
10:57
11:27
11:54
12:20
12:45
1:11
1:39
2:11
2:49
3:32
Sunrise
6:37
6:37
6:39
6:39
6:39
6:41
6:41
6:41
6:43
6:43
6:43
6:45
Sunset
4:42
4:42
4:42
4:42
4:43
4:43
4:43
4:43
4:44
4:44
4:44
4:45
Today's sea temperature in National City is
16.8° C
(Statistics for 06 Dec 1981-2005 – mean: 16.1 max: 18.1 min: 14.7°C)
Issued (local time): 9 pm Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest