Port Underwood Sea Conditions and Tide Table

Port Underwood 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 05:45 AM and sunset is at 08:54 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Warm air temperatures (max 20°C on Fri morning, min 9°C on Sat night). Winds decreasing (fresh winds from the WNW on Fri morning, calm by Sat afternoon).

Days 4–6 Weather Summary

Light rain (total 5mm), mostly falling on Mon night. Warm air temperatures (max 24°C on Tue morning, min 12°C on Wed night). Winds increasing (calm on Tue night, fresh winds from the NW by Wed afternoon).

Days 7–9 Weather Summary

Mostly dry. Warm (max 21°C on Thu morning, min 11°C on Sat night). Mainly strong winds.

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sun night. Very mild (max 15°C on Sun morning, min 10°C on Tue night). Winds decreasing (strong winds from the SSE on Mon afternoon, light winds from the SSW by Tue night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
6:58PM1.50m
7:21AM1.59m
7:39PM1.49m
8:02AM1.59m
8:21PM1.48m
8:42AM1.57m
9:05PM1.47m
9:23AM1.56m
9:50PM1.45m
10:05AM1.55m
10:37PM1.44m
10:49AM1.54m
11:23PM1.45m
11:37AM1.53m
00:08AM1.47m
12:29PM1.54m
00:55AM1.51m
1:21PM1.56m
1:46AM1.56m
2:14PM1.59m
2:40AM1.62m
3:07PM1.62m
3:37AM1.68m
Low Tide
12:55PM0.58m
1:00AM0.55m
1:35PM0.57m
1:44AM0.53m
2:17PM0.55m
2:26AM0.50m
3:00PM0.51m
3:08AM0.47m
3:43PM0.48m
3:50AM0.44m
4:26PM0.45m
4:33AM0.42m
5:10PM0.42m
5:18AM0.41m
5:55PM0.41m
6:07AM0.41m
6:44PM0.40m
6:58AM0.41m
7:36PM0.38m
7:54AM0.42m
8:29PM0.36m
8:53AM0.41m
9:23PM0.33m
Wave
height (m) 
direction
period (s) 
0.5
S
7
0.7
SE
10
1.6
S
6
0.9
S
8
0.8
S
8
0.8
SSE
8
0.6
SSE
9
0.8
SSE
9
0.7
S
9
0.6
S
8
0.9
SSE
9
0.9
SSE
11
1
SSE
11
1.1
SSE
11
0.7
SSE
10
0.7
SSE
10
0.9
SSE
9
0.6
SE
11
0.9
SSE
10
1.2
N
4
0.6
SE
12
0.5
SE
12
0.8
SE
11
0.9
WNW
4
0.6
NW
4
0.8
NNW
4
0.4
SE
9
1
S
5
1.6
S
6
2
S
6
2.5
SSE
7
3
SSE
7
3
SSE
8
3
SSE
8
3.5
SSE
8
3
SE
10
part cloud
clear
clear
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
rain showers
cloud
cloud
cloud
part cloud
part cloud
some clouds
clear
clear
some clouds
cloudy
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
light rain
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
light rain
rain shwrs
cloudy
cloudy
cloudy
some clouds
some clouds
 km/h
15
WNW
25
NW
15
SE
10
NW
0
SSW
5
S
5
SE
15
ESE
5
SSE
5
NNE
20
N
10
NW
15
WNW
30
NW
5
WNW
25
NW
30
NW
10
NW
30
NW
40
NW
15
WNW
20
NNW
30
NW
30
WNW
25
NW
30
NW
10
WSW
20
SSE
35
SSE
35
SSE
45
SSE
45
SSE
40
S
45
S
45
SSE
25
S
 mm 
2
5
2
1
max°C
20
19
14
16
16
10
13
12
11
17
18
16
24
24
18
22
23
17
21
20
16
19
20
15
20
20
16
15
15
13
14
15
12
15
15
12
Moonrise
4:22
5:08
6:02
7:03
8:09
9:16
10:24
11:31
12:39
1:49
3:02
4:19
Moonset
8:33
9:26
10:12
10:50
11:21
11:48
12:11
12:32
12:54
1:16
1:42
Sunrise
5:45
5:45
5:46
5:46
5:47
5:47
5:48
5:48
5:48
5:50
5:50
5:50
Sunset
8:54
8:54
8:55
8:55
8:57
8:57
8:58
8:58
8:58
8:59
8:59
8:59
Today's sea temperature in Port Underwood is
16.6° C
(Statistics for 19 Dec 1981-2005 – mean: 15.1 max: 16.4 min: 13.7°C)
Issued (local time): 12 pm Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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