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 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
13.6°C
1.6° 

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 (11 Sep):

  • Afternoon surf: Afternoon surf (11 Sep, local time) - 6.5ft (2.0m), 6s period with SSW swell.
  • Evening surf: Evening surf (11 Sep, local time) - 7ft (2.2m), 7s period with S swell.

The current surf forecast for The Island (Island Bay) at 12AM is: 1.8m 7s primary swell from a South direction and 0.4m 14s secondary swell from a South-southwest direction, 0.3m 20s secondary swell from a South-southwest direction (forecast issued at 05:00pm September 10). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (11 Sep)--
Afternoon (11 Sep)6.5ft (2.0m)6s
Evening (11 Sep)7ft (2.2m)7s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 12°C on Fri afternoon, min 8°C on Thu afternoon). Winds decreasing (strong winds from the NNW on Fri morning, calm by Sat afternoon).

Thu
10
Friday
11
Saturday
12
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
0
0
0
0
0
0
0
2
4
3
4
4
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
SSW
6
2.4
S
7
2.2
S
7
1.8
S
7
1.4
S
7
0.6
SSW
18
0.6
SSW
17
0.6
SSW
17
0.6
SSW
17
0.6
SSW
17
0.6
SSW
12
0.7
SSW
15
0.9
SSW
15
1.4
SSW
15
1.6
SSW
15
1.9
SSW
14
2.4
SSW
13
2.5
S
14
2.5
S
14
Wave Graph
Metric surfscale
Energy kJ
291
569
487
306
184
249
237
232
229
229
111
246
318
892
1232
1533
1951
2898
2775
Wind (km/h)
40
S
40
S
40
S
30
S
15
S
5
NNW
35
NNW
45
NNW
40
NNW
30
N
15
S
30
SE
10
ESE
5
ENE
5
ENE
5
S
0
SSW
15
N
25
N
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
on
cross-on
cross
glassy
cross-on
glassy
cross-off
cross-off
High Tide
3:46PM1.70m
4:19AM1.57m
4:43PM1.67m
5:15AM1.59m
5:39PM1.64m
Low Tide
10:02PM0.55m
10:29AM0.49m
11:04PM0.59m
11:28AM0.51m
light rain
light rain
light rain
cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:04
6:05
6:06
 mm
4
2
1
Temp °C
8
8
9
9
9
8
10
11
12
12
11
10
9
9
11
11
12
11
10
Feels °C
0
0
1
2
5
5
2
1
4
6
8
4
6
6
9
9
11
8
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 

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