Port Chalmers, Montague Island Sea Conditions and Tide Table

Port Chalmers, Montague 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 09:53 AM and sunset is at 03:42 PM.

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Fri night. Air temperatures will be below freezing (max 0°C on Fri night, min -5°C on Thu afternoon). Winds increasing (calm on Wed afternoon, near gales from the E by Fri night).

Days 4–6 Weather Summary

A heavy fall of snow, heaviest during Sat night. Air temperatures will be below freezing (max 0°C on Sat morning, min -5°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Tue morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -9°C on Wed night). Winds decreasing (fresh winds from the N on Wed morning, calm by Thu night).

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Mon morning. Freeze-thaw conditions (max 1°C on Sun night, min -8°C on Fri night). Wind will be generally light.

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
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
3:19PM3.53m
4:53AM3.19m
4:05PM3.28m
5:36AM3.25m
5:04PM2.98m
6:25AM3.36m
6:25PM2.73m
7:17AM3.51m
7:55PM2.62m
8:10AM3.71m
9:16PM2.65m
9:03AM3.92m
10:29PM2.80m
9:57AM4.12m
11:38PM3.01m
10:52AM4.26m
00:36AM3.23m
11:47AM4.40m
1:26AM3.43m
12:41PM4.45m
2:11AM3.57m
1:31PM4.41m
2:53AM3.65m
Low Tide
9:42AM1.34m
10:14PM-0.02m
10:31AM1.29m
10:54PM0.18m
11:25AM1.21m
11:37PM0.44m
12:26PM1.08m
00:25AM0.74m
1:36PM0.87m
1:22AM1.04m
2:52PM0.56m
2:30AM1.27m
4:02PM0.16m
3:42AM1.37m
5:01PM-0.23m
4:47AM1.35m
5:53PM-0.56m
5:45AM1.20m
6:41PM-0.80m
6:36AM1.04m
7:26PM-0.90m
7:26AM0.90m
8:10PM-0.88m
Wave
height (m) 
direction
period (s) 
0.3
SE
5
0.2
S
8
0.2
S
12
0.7
N
4
0.5
N
3
0.3
SSE
10
0.5
SSE
6
1
E
4
2.5
E
7
4
ESE
10
4
ESE
11
3
SE
10
2.4
SSE
11
2.1
S
12
1.7
S
11
1.6
S
11
2.1
SSE
14
2.2
S
12
2.5
S
13
2.3
S
12
1.9
SSE
12
1.8
S
12
1.6
SSE
12
1.2
SSE
11
0.9
SSE
10
0.9
SE
9
0.6
SE
8
0.5
SE
8
0.4
SE
7
0.3
SE
7
0.4
SSW
16
0.4
SSW
13
0.4
SSE
9
0.4
SE
10
0.6
SE
9
0.6
ESE
5
part cloud
part cloud
clear
clear
clear
part cloud
light snow
light snow
heavy snow
mod snow
light snow
heavy snow
heavy snow
light snow
light snow
part cloud
light snow
mod snow
light snow
light snow
part cloud
clear
clear
clear
cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
cloud
light snow
some clouds
some clouds
clear
clear
clear
some clouds
light snow
light snow
heavy snow
mod snow
light snow
heavy snow
heavy snow
light snow
light snow
some clouds
light snow
mod snow
light snow
light snow
some clouds
clear
clear
clear
cloudy
cloudy
cloudy
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
cloudy
light snow
 km/h
5
WNW
0
S
10
NNW
30
NNW
20
N
10
N
10
ESE
20
ENE
55
E
35
NE
35
NNE
30
NNE
20
NNE
20
N
15
N
20
NNE
25
NNE
20
NNE
25
NNE
25
NNE
25
N
40
N
30
N
20
N
10
NNE
5
NNE
5
NNE
5
NNW
5
NNW
5
NNW
5
N
5
N
0
ENE
5
SE
5
E
10
ENE
 mm 
max°C
-3
-3
-2
-3
-4
-4
-4
-2
0
0
-1
-2
-5
-5
-5
-5
-5
-4
-6
-5
-5
-5
-5
-6
-8
-7
-6
-7
-6
-7
-7
-6
-5
-5
-4
1
Moonrise
12:15
12:14
12:13
12:12
12:11
12:12
12:14
12:22
12:48
2:00
3:51
5:47
Moonset
9:31
11:04
12:37
2:14
3:56
5:48
7:47
9:38
10:47
11:11
11:19
Sunrise
9:53
9:53
9:53
9:53
9:53
9:53
9:53
9:52
9:52
9:52
9:51
9:51
Sunset
3:42
3:42
3:44
3:45
3:45
3:48
3:48
3:49
3:52
3:53
3:55
3:56
Today's sea temperature in Port Chalmers, Montague Island is
6.4° C
(Statistics for 24 Dec 1981-2005 – mean: 5.9 max: 7.3 min: 4.6°C)
Issued (local time): 2 am Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest