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 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
11.9° C
0.4° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 2.5ft (0.8m), 16s period with ESE swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 4ft (1.2m), 15s period with SSW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 3.5ft (1.1m), 14s period with SSW swell.

The current surf forecast for The Island (Island Bay) at 1AM is: 0.5m 16s primary swell from a East-southeast direction and 0.9m 7s secondary swell from a South direction (forecast issued at 05:00pm July 16). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (NZST) & DateWave HeightWave Period
Morning (17 Jul)2.5ft (0.8m)16s
Afternoon (17 Jul)4ft (1.2m)15s
Evening (17 Jul)3.5ft (1.1m)14s

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


Short Range Forecast

Mostly dry. Very mild (max 11°C on Thu afternoon, min 9°C on Thu night). Wind will be generally light.

Thu
16
Friday
17
Saturday
18
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
2
2
1
1
1
2
2
2
2
2
2
2
5
5
5
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ESE
16
0.4
ESE
17
0.4
ESE
16
0.5
ESE
16
0.7
ESE
16
0.7
ESE
16
0.8
ESE
16
1.2
SSW
15
1.2
SSW
15
1.1
SSW
14
1.1
SSW
14
0.9
ESE
15
0.9
ESE
15
0.9
ESE
15
0.6
S
24
1.6
S
23
1.8
S
22
1.8
S
21
1.7
S
20
Wave Graph
Metric surfscale
Energy kJ
52
109
105
147
223
217
284
639
639
529
507
387
382
372
404
2773
3189
2935
2314
Wind (km/h)
20
SSE
5
SE
10
ESE
5
NNE
10
N
20
N
25
N
30
N
25
N
20
NNE
15
NNE
20
NNE
15
N
20
NNW
20
NNW
20
NNW
20
NNW
15
N
15
NNE
Wind State
on
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
High Tide
6:20PM1.81m
6:57AM1.65m
7:19PM1.77m
7:54AM1.65m
8:17PM1.73m
Low Tide
12:05PM0.45m
00:53AM0.49m
1:04PM0.44m
1:50AM0.49m
2:02PM0.46m
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:10
5:12
5:13
 mm
Temp °C
11
10
10
9
9
9
10
10
11
10
10
11
10
10
10
10
11
10
10
Feels °C
7
7
7
7
6
6
5
5
6
7
7
8
7
6
5
5
7
7
7
  • 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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