Wainakarua River Mouth Surf Break

Lat Long: 45.27° S 170.86° E

Wainakarua River Mouth Surf Forecast and Surf Report

Issued: 11 pm 26 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 26 Jul 2026:

  • Best quality surf: Sunday 2 Aug, 9AM (local time) - 15ft (4.5m), 13s period, S swell with offshore winds.
  • Most powerful swell: Sunday 2 Aug, 9AM (local time) - 15ft (4.5m), 13s period, S swell with 6,763 kJ wave energy.
  • Next surfable swell (1★+): Monday 27 Jul, 6AM (local time) - 2.5ft (0.7m), 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 Monday (Jul 27) at 6AM. The primary swell is predicted to be 0.7m and 13s period with a secondary swell of 0.4m and 6s. 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 4.5m 13s and forecast to arrive on Sunday (Aug 02) at 9AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Friday (Jul 31) at 9AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Mon 27th Jul)2.5ft (0.7m) 13s
Best Surf 9AM (Sun 2nd Aug)15ft (4.5m) 13s
Most Powerful 9AM (Sun 2nd Aug)15ft (4.5m) 13s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue morning, min 5°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 13mm), heaviest on Fri night. Very mild (max 12°C on Thu morning, min 3°C on Fri night). Winds increasing (light winds from the WNW on Wed night, near gales from the SW by Fri night).

Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
1
3
3
2
3
3
2
2
1
0
1
2
4
1
2
2
2
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
SE
13
0.9
ESE
13
0.9
ESE
13
1.2
ESE
14
1.4
ESE
13
1.4
ESE
13
1.4
ESE
13
1.3
ESE
13
1.2
ESE
13
1.2
ESE
12
0.9
ESE
12
0.9
ESE
12
0.7
ESE
11
0.9
S
13
2
S
13
1.9
SSE
12
2.5
S
10
2.5
S
10
2.5
SSE
14
Wave Graph
Metric surfscale
Energy kJ
183
249
303
519
663
690
683
569
440
400
254
196
133
268
1346
995
1346
1282
2582
Wind (km/h)
10
W
10
WNW
10
N
10
WNW
10
WNW
5
NNE
10
NNW
10
WNW
5
N
10
WNW
10
N
20
NNE
15
NNW
10
WNW
5
NNW
35
SW
30
SW
35
SSW
25
SW
Wind State
off
off
cross
off
cross-off
cross-on
cross-off
cross-off
cross
cross-off
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:29AM1.56m
1:54PM1.68m
2:08AM1.59m
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
Low Tide
7:27AM0.37m
7:58PM0.41m
8:08AM0.33m
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
part cloud
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
rain showers
light rain
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
8:00
7:58
7:58
7:56
7:56
7:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:25
5:27
5:28
5:29
5:30
5:30
 mm
2
7
2
2
Temp °C
6
10
11
9
14
14
11
12
14
10
12
12
10
11
11
5
5
6
5
Feels °C
2
6
7
5
11
11
7
10
12
7
8
8
6
7
8
-6
-3
-3
-2
  • 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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