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 13°C on Sun night). Winds decreasing (strong winds from the NW on Fri afternoon, calm by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 44mm), heaviest during Tue afternoon. Cool air temperatures (max 18°C on Wed morning, min 13°C on Mon night). Winds decreasing (gales from the SSE on Tue afternoon, light winds from the NNE by Wed night).

Days 7–9 Weather Summary

Heavy rain (total 28mm), heaviest during Fri afternoon. Very mild (max 18°C on Thu afternoon, min 16°C on Thu morning). Mainly strong winds.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 17°C on Sun afternoon, min 13°C on Mon night). Winds decreasing (fresh winds from the SE on Mon afternoon, calm by Tue afternoon).

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) 
2.2
NW
7
2
NNW
7
2.1
NW
6
1.8
NW
7
1.8
NW
6
1.4
NW
6
0.8
WNW
12
1
WNW
12
1.5
SE
5
1.8
SE
6
2.3
SE
6
2.4
SE
6
2.5
SE
6
2.5
SE
7
2.2
SSE
6
1.1
SE
5
1.4
ESE
5
1.7
SE
5
2
NNW
9
1.7
NNW
8
1.7
NNW
6
0.9
NNW
6
1.6
NNW
6
1.9
NW
8
1.4
NW
8
1.6
NW
8
1.5
NW
8
1.3
WNW
10
1.1
NW
9
1.1
NW
8
1.1
SE
4
1.1
SE
5
0.8
SE
4
0.4
NW
14
0.4
NW
14
0.2
NNW
13
heavy rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
light rain
heavy rain
rain showers
part cloud
heavy rain
rain showers
rain showers
clear
clear
clear
heavy rain
rain showers
thunderstorm
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
heavy rain
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
light rain
heavy rain
rain shwrs
some clouds
heavy rain
rain shwrs
rain shwrs
clear
clear
clear
heavy rain
rain shwrs
risk tstorm
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
 km/h
30
NNW
40
NW
40
WNW
30
WNW
40
NW
25
NW
15
ESE
30
ESE
40
SE
50
SE
65
SE
65
SE
65
SE
65
SE
60
SSE
30
SE
30
SE
35
SE
5
NNE
30
NW
30
NW
20
N
35
NNW
20
NNW
20
NNW
30
NW
15
ESE
15
E
20
ESE
25
SE
30
SE
30
SE
25
SE
10
SE
5
ENE
10
NW
 mm 
21
2
3
19
1
13
6
2
11
11
4
max°C
16
16
16
16
16
15
16
17
14
15
15
14
15
14
15
18
16
16
17
18
17
18
18
17
17
17
17
16
17
15
16
16
14
15
17
16
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): 12 pm Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest