Sumner Island Sea Conditions and Tide Table

Sumner 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 — and sunset is at —.

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Tue night. Air temperatures will be well below freezing (max -6°C on Tue night, min -11°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sat night. Becoming milder with heavy rain (total 32mm) on Sun night. Icy conditions (max 5°C on Sun night, min -11°C on Fri night). Winds decreasing (fresh winds from the SSE on Sun night, light winds from the ESE by Mon afternoon).

Days 8–10 Weather Summary

A light fall of snow, heaviest on Mon night. Turning milder with light rain (total 3mm) on Tue afternoon. Freeze-thaw conditions (max 2°C on Mon night, min -11°C on Thu afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Extremely cold (max -12°C on Thu night, min -18°C on Fri night). Wind will be generally light.

Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sun
21
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
Wave Height Map
High Tide
4:51AM3.60m
4:11PM3.50m
5:45AM3.59m
5:22PM3.18m
6:38AM3.61m
6:45PM2.97m
7:27AM3.65m
8:10PM2.90m
8:12AM3.72m
9:25PM2.95m
8:53AM3.79m
10:25PM3.07m
9:31AM3.86m
11:13PM3.20m
10:09AM3.94m
11:54PM3.32m
10:45AM4.01m
00:30AM3.40m
11:22AM4.06m
1:05AM3.46m
11:58AM4.08m
1:40AM3.49m
12:33PM4.06m
Low Tide
10:11PM-0.07m
10:40AM1.24m
11:02PM0.24m
11:55AM1.17m
11:54PM0.54m
1:12PM1.01m
00:49AM0.83m
2:21PM0.80m
1:45AM1.07m
3:17PM0.56m
2:40AM1.25m
4:04PM0.34m
3:31AM1.37m
4:44PM0.16m
4:17AM1.44m
5:21PM0.02m
4:59AM1.47m
5:57PM-0.09m
5:38AM1.46m
6:32PM-0.16m
6:16AM1.44m
7:07PM-0.21m
6:53AM1.41m
Wave
height (m) 
direction
period (s) 
0.3
N
2
0.2
W
3
0.3
N
2
0.2
W
3
0.1
W
2
0.1
W
3
0.2
W
3
0.2
NNE
2
0.2
NNE
2
0.1
NE
2
0.1
E
2
0.2
ESE
2
0.2
WNW
3
0.3
ENE
2
0.4
ENE
3
0.6
SSE
5
0.3
SSE
3
0.2
SSE
2
0.2
SSE
4
0.1
NW
2
0.2
S
2
0.2
WNW
3
0.2
W
4
0.2
W
2
0.2
W
3
0.3
N
2
0.3
N
2
0.2
N
2
0.2
N
2
0.1
E
3
0.2
ESE
2
0.2
WNW
3
0.2
W
3
0.1
W
3
0.1
NW
2
0.1
NW
2
heavy snow
snow showers
part cloud
clear
clear
clear
part cloud
clear
clear
clear
light snow
light snow
mod snow
light snow
light snow
heavy rain
light snow
cloud
mod snow
light snow
light snow
cloud
snow showers
light snow
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
heavy snow
snow shwrs
some clouds
clear
clear
clear
some clouds
clear
clear
clear
light snow
light snow
mod snow
light snow
light snow
heavy rain
light snow
cloudy
mod snow
light snow
light snow
cloudy
snow shwrs
light snow
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
 km/h
25
N
20
N
25
N
15
N
15
NNE
15
NNE
20
NNE
20
NNE
20
NNE
15
NNE
15
NNE
15
NE
25
NNE
20
ENE
25
E
30
SE
15
SE
10
ESE
10
N
5
ENE
10
S
20
NNE
15
N
15
NNE
20
N
25
N
25
N
20
N
20
NNE
15
NNE
15
NNE
20
NNE
15
NNE
15
NNE
15
NNE
15
NNE
 mm 
7
21
4
3
max°C
-6
-7
-7
-10
-10
-10
-10
-9
-9
-10
-7
-5
-2
1
2
5
3
2
2
2
2
-2
-5
-5
-6
-9
-10
-12
-12
-13
-16
-13
-13
-14
-15
-15
Moonrise
9:27
10:52
12:13
1:32
2:50
4:09
5:30
6:51
8:08
9:13
9:59
10:29
Moonset
12:09
12:14
12:18
12:22
12:28
12:35
12:45
1:01
1:27
2:10
3:12
4:29
Sunrise
8:18
8:18
8:19
8:21
8:22
8:22
8:23
8:25
8:25
8:26
8:26
8:26
Sunset
3:17
3:17
3:17
3:17
3:17
3:17
3:17
3:17
3:17
3:18
3:18
3:18
Today's sea temperature in Sumner Island is
7.3° C
(Statistics for 09 Dec 1981-2005 – mean: 7.4 max: 9.2 min: 5.6°C)
Issued (local time): 8 pm Tuesday 09 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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