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 21°C on Fri afternoon, min 17°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Wed afternoon, min 17°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 24°C on Thu morning, min 18°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 22°C on Mon afternoon, min 18°C on Sat night). Wind will be generally light.

Days 14–17 Weather Summary

Light rain (total 9mm), mostly falling on Sat morning. Warm (max 26°C on Fri afternoon, min 19°C on Tue night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
Friday
3
Sat
4
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
00:32AM1.89m
2:29PM1.42m
1:32AM1.64m
3:24PM1.49m
2:41AM1.39m
4:18PM1.57m
4:04AM1.19m
5:07PM1.66m
5:35AM1.08m
5:51PM1.73m
7:01AM1.05m
6:31PM1.80m
8:10AM1.08m
7:08PM1.85m
9:01AM1.12m
7:43PM1.89m
9:41AM1.15m
8:18PM1.92m
10:15AM1.18m
8:52PM1.95m
10:46AM1.20m
9:25PM1.96m
11:18AM1.22m
9:59PM1.96m
11:50AM1.24m
10:31PM1.92m
12:24PM1.26m
11:04PM1.86m
12:59PM1.29m
Low Tide
6:35PM0.70m
7:51AM-0.18m
7:47PM0.72m
8:39AM0.01m
9:13PM0.70m
9:26AM0.20m
10:48PM0.61m
10:13AM0.37m
00:13AM0.44m
11:01AM0.53m
1:17AM0.27m
11:49AM0.65m
2:05AM0.11m
12:34PM0.74m
2:44AM-0.00m
1:17PM0.78m
3:19AM-0.09m
1:57PM0.80m
3:52AM-0.14m
2:35PM0.79m
4:24AM-0.16m
3:12PM0.78m
4:56AM-0.18m
3:48PM0.77m
5:28AM-0.17m
4:25PM0.76m
6:00AM-0.13m
5:04PM0.77m
6:31AM-0.08m
Wave
Height (m)
Direction
Period (s)
0.7
SW
15
0.7
SW
15
0.8
SW
15
0.8
SW
14
0.8
SSW
16
0.8
SSW
16
0.8
SSW
15
0.8
SSW
15
0.8
SSW
14
0.8
SSW
14
0.6
SSW
14
0.7
SSW
13
0.7
SSW
14
0.7
SSW
15
0.7
SSW
19
0.7
SSW
18
0.8
SSW
17
0.8
SSW
16
0.8
SSW
16
0.8
SSW
15
0.8
SSW
15
0.7
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
18
0.8
SSW
17
0.8
SSW
17
0.7
SW
16
0.7
SW
16
0.7
SW
15
0.7
SSW
15
0.7
SSW
14
0.7
SSW
14
0.6
SSW
14
0.6
SSW
19
0.6
SSW
18
0.6
SSW
18
0.6
SSW
17
0.7
SSW
16
0.7
SSW
16
0.7
SW
15
0.8
SSW
18
0.8
SSW
17
0.8
SSW
16
0.7
SW
16
0.7
SSW
15
0.7
SSW
15
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part 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
part cloud
cloud
cloud
light rain
light rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
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
cloudy
cloudy
light rain
light rain
km/h
10
NW
15
WNW
20
WNW
10
NNW
15
WNW
20
WNW
10
NW
15
W
15
WNW
5
NW
15
W
15
WNW
5
NW
15
W
15
WNW
10
NW
10
W
15
W
5
WNW
10
W
15
W
5
WNW
10
WSW
15
WSW
5
WSW
15
SW
15
WSW
5
WSW
15
SW
15
SW
10
SSW
15
SW
15
W
5
W
10
WSW
10
W
5
WNW
10
W
15
W
10
NW
10
WNW
15
WNW
10
NW
15
WNW
15
WNW
5
W
10
SW
 mm
2
4
max °C
18
20
21
19
20
20
19
20
21
19
21
21
20
22
23
21
22
24
22
24
24
22
23
23
20
21
21
20
21
21
20
21
22
20
21
22
20
23
23
22
25
25
22
25
26
23
21
Moonrise
10:44
11:47
12:47
1:46
2:44
3:42
4:41
5:39
6:35
7:28
8:16
8:59
9:35
10:08
10:37
Moonset
11:24
11:55
12:23
12:50
1:16
1:45
2:16
2:51
3:31
4:17
5:09
6:05
7:04
8:03
9:03
10:01
Sunrise
5:39
5:39
5:41
5:41
5:41
5:41
5:41
5:41
5:41
5:43
5:43
5:43
5:43
5:43
5:45
5:45
Sunset
7:58
7:59
7:59
7:59
7:59
7:59
7:59
8:00
8:00
8:00
8:00
8:00
8:00
8:00
8:00
Today's sea temperature in National City is
19.9° C
(Statistics for 18 Jun 1981-2005 – mean: 18.0 max: 19.3 min: 16.4°C)
Issued (local time): 10 pm Thursday 18 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest