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 am 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
13.0° 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 (03 Aug):

  • Morning surf: Morning surf (03 Aug, local time) - 3.5ft (1.1m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (03 Aug, local time) - 4ft (1.2m), 12s period with SSW swell.
  • Evening surf: Evening surf (03 Aug, local time) - 5ft (1.5m), 14s period with S swell.

The current surf forecast for The Island (Island Bay) at 6PM is: 1.4m 12s primary swell from a South-southwest direction and 0.6m 10s secondary swell from a South-southeast direction (forecast issued at 11:00am August 03). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (NZST) & DateWave HeightWave Period
Morning (03 Aug)3.5ft (1.1m)13s
Afternoon (03 Aug)4ft (1.2m)12s
Evening (03 Aug)5ft (1.5m)14s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Mon night. Very mild (max 14°C on Mon afternoon, min 5°C on Tue night). Winds increasing (light winds from the WNW on Mon morning, near gales from the SSW by Tue morning).

Mon
3
Tuesday
4
Wednesday
5
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
3
2
3
0
2
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
S
13
1.1
S
12
1.2
SSW
12
1.4
SSW
12
1.5
S
14
1.9
SSW
14
3
S
13
4
S
9
5.5
SSW
12
6
SSW
12
5.5
SSW
11
5.5
SSW
11
5.5
S
11
5
S
11
4.5
S
11
4.5
S
12
4
S
12
3.5
S
12
3
S
12
3
S
12
2.5
S
11
Wave Graph
Metric surfscale
Energy kJ
402
377
447
598
874
1533
2948
2997
8110
9555
7453
7006
6532
5973
5230
4921
3953
3347
2418
2043
1532
Wind (km/h)
5
WNW
10
NNW
20
N
15
W
25
SSE
15
S
45
S
45
S
45
SSW
60
SSW
50
SSW
55
SSW
55
SSW
50
SSW
45
SSW
45
SSW
35
SSW
25
SSW
20
S
15
S
15
S
Wind State
cross-off
off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:15AM1.48m
8:39PM1.52m
9:01AM1.53m
9:29PM1.55m
9:47AM1.59m
Low Tide
2:21PM0.67m
3:05AM0.67m
3:15PM0.66m
3:50AM0.66m
4:07PM0.64m
clear
clear
clear
cloud
part cloud
cloud
light rain
light rain
light rain
part cloud
rain showers
rain showers
light rain
light rain
rain showers
rain showers
light rain
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:28
5:29
 mm
1
2
1
1
1
1
1
1
1
1
Temp °C
10
13
14
13
9
9
7
6
6
6
6
6
6
7
5
6
7
7
8
7
7
Feels °C
8
10
9
10
4
6
-2
-4
-4
-7
-5
-6
-6
-5
-5
-4
-1
0
3
3
3
  • 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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