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 am 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's The Island (Island Bay) sea temperature is
11.8° C
0.5° 

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 Jul):

  • Morning surf: Morning surf (23 Jul, local time) - 1.5ft (0.4m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (23 Jul, local time) - 1.5ft (0.4m), 9s period with SSW swell.
  • Evening surf: Evening surf (23 Jul, local time) - 1ft (0.3m), 9s period with SSW swell.

The current surf forecast for The Island (Island Bay) at 1PM is: 0.4m 13s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a South-southeast direction (forecast issued at 05:00am July 23). An open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (23 Jul)1.5ft (0.4m)12s
Afternoon (23 Jul)1.5ft (0.4m)9s
Evening (23 Jul)1ft (0.3m)9s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Fri afternoon. Very mild (max 13°C on Thu afternoon, min 7°C on Sat morning). Mainly near gales.

Thursday
23
Friday
24
Saturday
25
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SSW
13
0.4
SSW
12
0.4
SSW
12
0.4
SSW
13
0.4
SSW
9
0.3
SSW
9
0.3
SSW
9
0.3
SSW
9
0.3
SSW
8
0.3
SSW
8
0.2
SSE
9
0.3
S
9
0.2
S
9
0.1
SE
13
0.1
S
14
0.1
SW
14
0.2
SSW
15
0.2
SSW
15
2.3
SSW
6
3.5
SSW
8
3.5
SSW
8
3.5
SSW
9
3
SSW
9
Wave Graph
Metric surfscale
Energy kJ
93
60
50
55
28
16
16
15
14
13
8
13
6
6
7
8
21
22
369
1316
1939
2151
1640
Wind (km/h)
25
N
35
N
35
N
40
N
45
NNW
45
NW
50
NW
50
NW
50
NNW
50
NNW
50
NNW
50
NNW
50
NNW
45
NNW
50
NNW
45
NW
35
NNW
25
NNW
60
SSW
55
SSW
50
SSW
40
S
30
S
Wind State
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
12:11PM1.63m
00:31AM1.58m
12:59PM1.62m
1:17AM1.54m
1:44PM1.61m
Low Tide
6:00AM0.65m
6:33PM0.67m
6:43AM0.70m
7:19PM0.71m
7:24AM0.73m
8:03PM0.73m
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
light rain
rain showers
clear
light rain
cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:37
7:35
7:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:16
5:17
5:19
 mm
2
4
1
2
1
1
Temp °C
9
9
9
12
12
13
12
13
12
13
13
12
13
13
12
12
11
10
7
7
7
8
8
Feels °C
4
3
2
5
4
5
3
4
3
4
4
3
4
5
3
4
4
5
-5
-5
-4
-1
1
  • 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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