Wainui Bay Surf Break

Lat Long: 35.01° S 173.85° E

Wainui Bay 48 hour detailed Surf Forecast

Issued: 5 pm 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Wainui Bay sea temperature is
16.1° C
0.8° 

Wainui 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 Wainui Bay today (18 Aug):

  • Afternoon surf: Afternoon surf (18 Aug, local time) - 2.5ft (0.7m), 9s period with E swell.
  • Evening surf: Evening surf (18 Aug, local time) - 2.5ft (0.7m), 8s period with ESE swell.

The current surf forecast for Wainui Bay at 10PM is: 0.7m 8s primary swell from a East-southeast direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 05:00pm August 18). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (18 Aug)--
Afternoon (18 Aug)2.5ft (0.7m)9s
Evening (18 Aug)2.5ft (0.7m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue afternoon, min 9°C on Wed night). Wind will be generally light.

Tue
18
Wednesday
19
Thursday
20
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
1
0
0
0
0
1
0
0
1
1
0
1
1
0
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)
0.7
E
9
0.7
E
9
0.7
ESE
8
0.6
ESE
8
0.5
ESE
6
0.4
ESE
7
0.4
ESE
8
0.6
ESE
7
1.3
SE
7
0.7
SE
8
0.7
ESE
8
0.5
ESE
8
0.5
ESE
8
0.5
ESE
9
0.5
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
0.6
ESE
9
Wave Graph
Metric surfscale
Energy kJ
76
76
75
54
24
16
21
38
174
65
61
36
37
47
49
65
65
64
62
Wind (km/h)
20
S
20
S
20
S
15
SSW
15
SW
15
SW
25
SSE
20
S
20
S
15
S
15
S
10
S
5
SSW
5
SSW
5
S
5
NE
10
NE
5
ENE
5
S
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-on
glassy
glassy
High Tide
00:00AM2.13m
12:27PM2.07m
00:42AM2.05m
1:13PM1.99m
Low Tide
5:41PM0.58m
6:08AM0.54m
6:26PM0.70m
6:53AM0.64m
7:13PM0.80m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:54
5:54
5:55
 mm
Temp °C
14
11
10
10
10
11
10
13
14
11
9
9
9
9
9
11
12
11
11
Feels °C
10
6
6
7
6
7
5
7
8
7
5
6
6
7
7
9
9
9
8
  • 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 Wainui 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.


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