Wainakarua River Mouth Surf Break

Lat Long: 45.27° S 170.86° E

Wainakarua River Mouth Surf Forecast and Surf Report

Issued: 11 am 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Wainakarua River Mouth sea temperature is
10.0° C
1.3° 

Wainakarua River Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Wainakarua River Mouth surf forecast from 28 Jul 2026:

  • Best quality surf: Tuesday 4 Aug, 3AM (local time) - 8ft (2.5m), 16s period, SSW swell with offshore winds.
  • Most powerful swell: Saturday 1 Aug, 6AM (local time) - 11ft (3.5m), 12s period, S swell with 3,812 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 29 Jul, 12AM (local time) - 4.5ft (1.4m), 13s period with ESE swell.

Best Forecast Surf Conditions for Wainakarua River Mouth this week:

The surf forecast for Wainakarua River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 29) at 12AM. The primary swell is predicted to be 1.4m and 13s period with a secondary swell of 0.3m and 14s. Another secondary swell of 0.5m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Wainakarua River Mouth in the next 16 days are 3.5m 12s and forecast to arrive on Saturday (Aug 01) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 6s period and expected on Friday (Jul 31) at 6PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Wed 29th Jul)4.5ft (1.4m) 13s
Best Surf 3AM (Tue 4th Aug)8ft (2.5m) 16s
Most Powerful 6AM (Sat 1st Aug)11ft (3.5m) 12s

Table - best surf conditions forecast for Wainakarua River Mouth over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 13°C on Tue afternoon, min 7°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Very mild (max 11°C on Fri afternoon, min 4°C on Fri night). Winds decreasing (near gales from the SW on Fri afternoon, calm by Sun afternoon).

Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
Monday
3
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
1
3
3
2
2
2
1
1
1
0
3
2
3
1
0
2
3
2
1
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
ESE
13
1.4
ESE
13
1.4
ESE
13
1.3
ESE
13
1.2
ESE
13
1.2
ESE
12
1
ESE
12
0.9
ESE
12
0.8
ESE
11
0.6
ESE
11
0.8
ENE
6
3.5
S
12
2.5
SSE
12
2.1
SSE
11
2.5
S
10
1.6
SSE
9
1.5
SSE
9
1.2
SE
12
0.9
SE
12
1
S
16
1.4
SSE
16
Wave Graph
Metric surfscale
Energy kJ
663
690
683
569
469
400
303
196
143
97
44
3385
1688
970
1431
441
404
400
228
501
1094
Wind (km/h)
10
NW
10
NE
10
NNW
10
WNW
5
N
10
WNW
10
NNW
10
NNE
20
NW
15
SW
20
SW
35
SW
30
SW
20
SW
35
SW
25
WSW
5
ENE
15
NNW
10
NW
25
SW
20
WSW
Wind State
cross-off
cross-on
cross-off
cross-off
cross
cross-off
cross-off
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
cross-off
off
High Tide
2:33PM1.71m
2:46AM1.61m
3:11PM1.73m
3:23AM1.62m
3:48PM1.73m
4:01AM1.62m
4:25PM1.71m
4:38AM1.60m
5:03PM1.68m
5:17AM1.58m
5:42PM1.65m
5:59AM1.57m
6:24PM1.61m
Low Tide
8:39PM0.38m
8:49AM0.29m
9:19PM0.35m
9:30AM0.26m
9:59PM0.33m
10:10AM0.25m
10:39PM0.32m
10:51AM0.26m
11:21PM0.33m
11:34AM0.28m
00:03AM0.34m
12:20PM0.32m
00:49AM0.36m
clear
clear
part cloud
clear
cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:58
7:58
7:56
7:56
7:54
7:52
7:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:28
5:29
5:30
5:30
5:31
5:32
 mm
3
Temp °C
12
13
10
12
13
10
11
12
10
10
11
5
7
8
7
8
8
5
8
7
6
Feels °C
9
9
6
10
10
7
9
9
6
6
6
-6
-1
2
-1
3
5
0
5
1
0
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Wainakarua River Mouth Surf forecast

The above surf forecast table for Wainakarua River Mouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wainakarua River Mouth can be found by selecting the local surf guide option on the grey menu. Our Wainakarua River Mouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Wainakarua River Mouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Wainakarua River Mouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Otago? If you are looking for accommodation near Wainakarua River Mouth, camping, hotels and holiday cottages in Otago, consider staying in Dunedin which is 72 km (45 miles) away.

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