The Island (Island Bay) Surf Break

Lat Long: 41.35° S 174.78° E

The Island (Island Bay) 48 hour detailed Surf Forecast

Issued: 11 pm 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
12.7°C
0.9° 

The Island (Island Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Island (Island Bay) today (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 3.5ft (1.0m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 3ft (0.9m), 11s period with S swell.
  • Evening surf: Evening surf (29 Aug, local time) - 2.5ft (0.8m), 10s period with S swell.

The current surf forecast for The Island (Island Bay) at 4AM is: 0.9m 11s primary swell from a South direction and 0.4m 14s secondary swell from a South-southeast direction (forecast issued at 11:00pm August 28). An open ocean swell of 1.4m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (NZST) & DateWave HeightWave Period
Morning (29 Aug)3.5ft (1.0m)11s
Afternoon (29 Aug)3ft (0.9m)11s
Evening (29 Aug)2.5ft (0.8m)10s

Table - waves today at The Island (Island Bay). (Swell directed towards the surf break)


Short Range Forecast

Some drizzle, heaviest during Sun night. Very mild (max 15°C on Sun afternoon, min 8°C on Sun night). Mainly near gales.

Saturday
29
Sunday
30
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
1
1
0
0
0
0
0
1
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
S
12
0.9
S
11
0.8
S
11
1
S
11
1
S
11
1
S
11
0.9
S
11
0.9
S
10
0.8
S
10
0.7
S
10
0.5
S
10
0.5
SSW
9
0.5
SSW
12
0.6
SSW
12
0.6
SSW
13
0.6
SSW
13
0.6
SSW
16
Wave Graph
Metric surfscale
Energy kJ
217
203
155
244
240
235
184
174
133
100
50
46
78
115
127
141
193
Wind (km/h)
50
NW
45
NNW
40
NNW
35
NNW
35
NNW
30
NNW
30
NNW
30
N
35
NNW
30
NNW
20
NNW
15
N
30
N
30
NW
35
WNW
40
NW
50
WNW
Wind State
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
off
cross-off
High Tide
5:15AM1.43m
5:34PM1.51m
6:06AM1.46m
6:28PM1.52m
Low Tide
11:15PM0.73m
11:19AM0.69m
00:10AM0.72m
12:13PM0.68m
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:52
5:53
 mm
Temp °C
13
13
12
11
12
12
13
12
13
12
12
10
12
14
15
14
14
Feels °C
4
5
5
4
5
5
7
6
6
5
7
6
6
7
8
6
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our The Island (Island Bay) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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