The Island (Island Bay) Surf Break

Lat Long: 41.35° S 174.78° E

The Island (Island Bay) 48 hour detailed Surf Forecast

Issued: 5 pm 23 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
13.7°C
1.5° 

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 (23 Sep):

  • Afternoon surf: Afternoon surf (23 Sep, local time) - 7.5ft (2.3m), 8s period with S swell.
  • Evening surf: Evening surf (23 Sep, local time) - 7ft (2.1m), 7s period with S swell.

The current surf forecast for The Island (Island Bay) at 10PM is: 2.1m 7s primary swell from a South direction and 0.4m 15s secondary swell from a South-southwest direction, 0.2m 11s secondary swell from a East-southeast direction (forecast issued at 05:00pm September 23). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (23 Sep)--
Afternoon (23 Sep)7.5ft (2.3m)8s
Evening (23 Sep)7ft (2.1m)7s

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


Short Range Forecast

Mostly dry. Very mild (max 12°C on Sat morning, min 7°C on Wed night). Mainly fresh winds.

Wed
23
Thursday
24
Friday
25
3 PM
6 PM
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
0
0
2
1
2
1
1
1
1
1
1
1
1
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.3
S
8
2.1
S
9
2.1
S
7
2.1
S
7
1.8
S
8
1.7
S
8
1.5
S
10
1.4
S
10
1.3
S
10
1.3
S
9
1.2
S
9
1.2
S
9
1.1
S
9
1
S
9
1
S
9
1.1
S
14
1.1
S
13
1
S
13
0.9
SSW
13
Wave Graph
Metric surfscale
Energy kJ
684
731
420
470
401
405
408
356
305
293
234
234
192
159
156
436
417
340
282
Wind (km/h)
35
S
35
S
30
S
30
S
20
SSW
10
W
20
NNW
20
NNW
20
NNW
25
NNW
20
N
20
N
25
N
20
N
20
N
20
NNW
20
NNW
15
N
20
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
High Tide
1:47PM1.52m
2:12AM1.43m
2:32PM1.52m
2:59AM1.44m
3:19PM1.53m
Low Tide
8:02PM0.68m
8:09AM0.69m
8:45PM0.69m
8:58AM0.69m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:19
6:20
 mm
Temp °C
9
8
8
8
8
7
9
10
10
11
10
10
9
9
11
11
11
11
10
Feels °C
1
0
0
1
3
4
4
4
5
6
5
6
4
4
7
6
6
7
6
  • 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.


Nearest locationNearest