Greville, South Island Sea Conditions and Tide Table

Greville, South Island 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 05:50 AM and sunset is at 08:58 PM.

Days 1–3 Weather Summary

Heavy rain (total 21mm), heaviest during Fri morning. Cool air temperatures (max 17°C on Sun afternoon, min 14°C on Sun night). Winds increasing (calm on Sat night, strong winds from the SE by Sun night).

Days 4–6 Weather Summary

Heavy rain (total 29mm), heaviest during Wed night. Cool air temperatures (max 17°C on Wed afternoon, min 13°C on Mon afternoon). Winds decreasing (gales from the SE on Mon afternoon, light winds from the W by Wed night).

Days 7–9 Weather Summary

Heavy rain (total 26mm), heaviest during Sat morning. Very mild (max 18°C on Thu morning, min 16°C on Sat morning). Winds decreasing (fresh winds from the NW on Thu afternoon, calm by Sat morning).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 18°C on Tue afternoon, min 15°C on Sun night). Wind will be generally light.

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
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
2:25PM3.55m
3:00AM3.27m
3:13PM3.49m
3:51AM3.23m
4:07PM3.43m
4:46AM3.23m
5:08PM3.40m
5:48AM3.26m
6:12PM3.41m
7:02AM3.34m
7:18PM3.48m
8:18AM3.50m
8:23PM3.56m
9:23AM3.72m
9:25PM3.69m
10:16AM3.94m
10:23PM3.78m
11:02AM4.08m
11:16PM3.83m
11:45AM4.13m
00:06AM3.83m
12:27PM4.08m
00:52AM3.79m
Low Tide
8:08AM0.95m
8:28PM1.05m
8:52AM1.04m
9:21PM1.08m
9:45AM1.16m
10:18PM1.10m
10:55AM1.22m
11:21PM1.11m
12:11PM1.18m
00:27AM1.09m
1:17PM1.05m
1:32AM1.03m
2:18PM0.91m
2:37AM0.95m
3:15PM0.76m
3:40AM0.83m
4:09PM0.63m
4:38AM0.72m
4:59PM0.55m
5:30AM0.64m
5:48PM0.52m
6:15AM0.64m
6:32PM0.56m
6:56AM0.69m
Wave
height (m) 
direction
period (s) 
2.3
NW
7
2.2
NW
7
2.1
NW
6
1.8
NW
7
1.7
NW
6
1.6
NW
6
0.8
NW
7
0.9
WNW
12
1.3
SE
5
1.8
SE
6
2.4
SE
6
2.5
ESE
7
2.5
SE
6
2.2
SE
6
1.4
SE
6
1.4
ESE
5
1.3
NNW
8
2.4
NNW
10
1.9
NNW
9
2.1
NNW
8
1.5
NW
6
1.2
NNW
5
1.5
NW
6
1.5
NW
7
1.2
NW
7
1.1
NW
7
0.8
NW
7
0.7
NW
7
0.6
NW
6
0.7
NW
7
0.6
NW
7
0.6
NW
6
0.6
SE
4
0.4
NW
14
0.4
ESE
3
0.2
NNW
14
heavy rain
part cloud
clear
part cloud
clear
clear
clear
clear
clear
cloud
light rain
rain showers
rain showers
mod rain
rain showers
part cloud
cloud
heavy rain
clear
clear
rain showers
light rain
part cloud
mod rain
heavy rain
light rain
rain showers
clear
part cloud
clear
clear
clear
cloud
part cloud
clear
part cloud
heavy rain
some clouds
clear
some clouds
clear
clear
clear
clear
clear
cloudy
light rain
rain shwrs
rain shwrs
mod rain
rain shwrs
some clouds
cloudy
heavy rain
clear
clear
rain shwrs
light rain
some clouds
mod rain
heavy rain
light rain
rain shwrs
clear
some clouds
clear
clear
clear
cloudy
some clouds
clear
some clouds
 km/h
25
NW
40
NW
40
WNW
30
WNW
35
NW
25
NW
10
E
25
ESE
40
SSE
55
SE
65
SE
70
SE
65
SE
60
SSE
35
SE
35
ESE
30
ESE
35
SE
15
WNW
35
NW
30
NW
25
NNW
25
NNW
20
N
5
NW
15
WNW
10
W
5
NNE
15
ENE
15
E
15
ESE
15
ESE
25
SSE
15
SE
15
ESE
15
S
 mm 
21
4
1
5
7
1
11
1
2
6
13
3
1
max°C
16
16
16
16
16
15
16
17
14
16
14
14
14
14
15
16
17
16
18
18
17
18
18
18
17
16
16
17
17
16
17
17
16
17
18
18
Moonrise
11:33
12:41
1:50
3:03
4:19
5:39
6:59
8:12
9:13
10:00
10:37
11:06
Moonset
12:12
12:33
12:55
1:18
1:44
2:15
2:55
3:46
4:51
6:06
7:25
8:43
Sunrise
5:50
5:52
5:52
5:52
5:54
5:54
5:56
5:56
5:56
5:58
5:58
6:00
Sunset
8:58
8:58
8:58
8:58
8:59
8:59
8:59
8:59
8:59
8:59
8:59
8:59
Today's sea temperature in Greville, South Island is
17.3° C
(Statistics for 26 Dec 1981-2005 – mean: 16.2 max: 17.7 min: 14.7°C)
Issued (local time): 6 am Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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