Wainakarua River Mouth Surf Break

Lat Long: 45.27° S 170.86° E

Wainakarua River Mouth 48 hour detailed Surf Forecast

Issued: 11 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Wainakarua River Mouth sea temperature is
10.2° C
1.7° 

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


How big are the waves at Wainakarua River Mouth today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 6.5ft (2.0m), 9s period with S swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 7.5ft (2.3m), 9s period with S swell.
  • Evening surf: Evening surf (18 Aug, local time) - 10ft (3.0m), 15s period with S swell.

The current surf forecast for Wainakarua River Mouth at 2PM is: 2.3m 9s primary swell from a South direction and 0.4m 10s secondary swell from a East direction, 0.2m 13s secondary swell from a East-southeast direction (forecast issued at 11:00am August 18). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (18 Aug)6.5ft (2.0m)9s
Afternoon (18 Aug)7.5ft (2.3m)9s
Evening (18 Aug)10ft (3.0m)15s

Table - waves today at Wainakarua River Mouth. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 13°C on Wed afternoon, min 6°C on Thu night). Winds decreasing (strong winds from the SW on Tue morning, calm by Thu morning).

Tue
18
Wednesday
19
Thursday
20
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
1
2
6
4
4
4
4
2
3
1
3
2
2
2
2
2
1
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
S
9
2.2
S
9
2.3
S
9
2
S
9
3
S
15
2.1
SSE
15
1.9
SSE
15
1.7
SSE
14
1.6
SSE
14
0.9
SSE
13
1.9
S
12
1.5
SSE
9
1.7
S
8
1.3
SSE
8
1.1
SSE
9
1
SSE
11
1
SSE
10
0.9
SSE
10
0.6
SSE
16
0.9
SSE
16
0.9
SSE
16
Wave Graph
Metric surfscale
Energy kJ
617
792
847
650
4033
2007
1602
1257
1017
312
988
336
328
176
211
240
222
184
206
421
400
Wind (km/h)
40
SW
40
SW
30
SW
25
SSW
20
SW
15
WSW
10
W
10
SW
10
WSW
10
SW
10
SSE
10
SSE
10
W
5
WSW
10
WSW
10
WSW
5
W
0
ESE
10
NE
10
NNE
10
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
off
cross-off
cross
cross
off
off
off
off
off
glassy
cross-on
cross
cross-off
High Tide
7:12AM1.64m
7:37PM1.58m
8:10AM1.57m
8:36PM1.50m
9:13AM1.53m
Low Tide
1:31PM0.33m
1:57AM0.35m
2:27PM0.42m
2:51AM0.42m
3:25PM0.49m
clear
clear
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:30
7:28
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
 mm
Temp °C
9
11
10
10
9
9
9
9
9
12
13
9
8
7
7
7
8
9
9
8
7
Feels °C
-1
1
2
4
4
5
5
5
5
9
10
6
5
4
4
4
5
7
6
5
4
  • 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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