Wainakarua River Mouth Surf Break

Lat Long: 45.27° S 170.86° E

Wainakarua River Mouth Surf Forecast and Surf Report

Issued: 5 pm 01 Aug 2026 (local time)

Forecast update in  hr  min

Today's Wainakarua River Mouth sea temperature is
9.9° 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 1 Aug 2026:

  • Best quality surf: Sunday 2 Aug, 3AM (local time) - 6ft (1.9m), 10s period, SSW swell with offshore winds.
  • Most powerful swell: Tuesday 4 Aug, 6PM (local time) - 10ft (3.0m), 12s period, S swell with 2,668 kJ wave energy.
  • Next surfable swell (1★+): Sunday 2 Aug, 3AM (local time) - 6ft (1.9m), 10s period with SSW 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 Sunday (Aug 02) at 3AM. The primary swell is predicted to be 1.9m and 10s period with a secondary swell of 1.5m and 10s. Another secondary swell of 0.1m and 19s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Wainakarua River Mouth in the next 16 days are 3.0m 12s and forecast to arrive on Tuesday (Aug 04) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Tuesday (Aug 04) at 6AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Sun 2nd Aug)6ft (1.9m) 10s
Best Surf 3AM (Sun 2nd Aug)6ft (1.9m) 10s
Most Powerful 6PM (Tue 4th Aug)10ft (3.0m) 12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Mon afternoon. Very mild (max 13°C on Sun afternoon, min 4°C on Mon night). Winds increasing (calm on Sun afternoon, strong winds from the SW by Mon night).

Days 5-7 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Thu afternoon, min 3°C on Tue night). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Thu morning).

Sat
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
Friday
7
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
4
3
3
2
2
1
2
0
1
2
4
3
2
2
2
1
3
3
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)
2
SSE
11
1.4
SSE
10
1.4
SSE
12
1.2
SE
12
0.9
SE
12
0.9
S
13
2.1
S
14
2.5
S
12
2.5
S
13
2.4
SSE
12
2
SSE
12
1.7
SSE
11
1.7
SSE
10
1.4
SE
10
1.2
SE
10
1.1
SE
9
1.1
SSE
16
1.4
SSE
14
1.2
SSE
12
1
SSE
11
Wave Graph
Metric surfscale
Energy kJ
890
371
563
414
199
280
1809
2041
2056
1649
1024
674
599
356
275
211
590
724
433
230
Wind (km/h)
15
WSW
10
WNW
10
W
5
NW
10
WNW
15
NW
35
SW
50
SW
40
SW
30
SW
15
WSW
5
NW
5
ENE
5
W
5
W
5
ENE
5
NW
5
WNW
5
ESE
5
WNW
Wind State
off
off
off
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-on
off
glassy
cross-on
cross-off
glassy
glassy
off
High Tide
5:17AM1.58m
5:42PM1.65m
5:59AM1.57m
6:24PM1.61m
6:45AM1.56m
7:11PM1.57m
7:38AM1.56m
8:05PM1.55m
8:38AM1.58m
9:07PM1.54m
9:44AM1.63m
10:12PM1.57m
Low Tide
11:21PM0.33m
11:34AM0.28m
00:03AM0.34m
12:20PM0.32m
00:49AM0.36m
1:10PM0.35m
1:38AM0.37m
2:05PM0.38m
2:32AM0.37m
3:05PM0.38m
3:30AM0.34m
4:07PM0.36m
part cloud
part cloud
clear
part cloud
part cloud
part cloud
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:52
7:52
7:50
7:48
7:48
7:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:31
5:32
5:34
5:36
5:37
5:37
 mm
1
1
Temp °C
9
8
11
13
11
12
7
6
6
6
5
5
6
4
6
7
4
6
7
6
Feels °C
4
3
7
11
7
5
-1
-5
-4
-2
-1
2
3
1
3
3
0
3
4
3
  • 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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