Kakanui River Mouth Surf Break

Lat Long: 45.19° S 170.90° E

Kakanui River Mouth 48 hour detailed Surf Forecast

Issued: 5 am 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kakanui River Mouth sea temperature is
9.6° C
1.2° 

Kakanui 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 Kakanui River Mouth today (10 Aug):

  • Morning surf: Morning surf (10 Aug, local time) - 3.5ft (1.0m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (10 Aug, local time) - 3.5ft (1.0m), 7s period with SE swell.
  • Evening surf: Evening surf (10 Aug, local time) - 3.5ft (1.1m), 7s period with SE swell.

The current surf forecast for Kakanui River Mouth at 9AM is: 1.0m 8s primary swell from a South direction and 0.8m 8s secondary swell from a South-southeast direction, 0.7m 6s secondary swell from a East direction (forecast issued at 05:00am August 10). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (NZST) & DateWave HeightWave Period
Morning (10 Aug)3.5ft (1.0m)8s
Afternoon (10 Aug)3.5ft (1.0m)7s
Evening (10 Aug)3.5ft (1.1m)7s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Mon morning. Very mild (max 11°C on Wed night, min 7°C on Tue morning). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
2
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ESE
6
0.9
SSE
8
1
S
8
0.8
SSE
8
1
SE
7
1.1
SE
7
1.1
SE
7
1.1
SE
8
1.2
ESE
8
1.1
ESE
8
1.1
ESE
8
1
ESE
8
0.9
ESE
7
0.9
ESE
7
0.8
ESE
7
0.9
ESE
6
1.1
E
6
1.6
ENE
7
1.6
ENE
7
1.7
ENE
8
1.7
ENE
8
2.5
ENE
8
2.5
ENE
9
Wave Graph
Metric surfscale
Energy kJ
66
103
144
84
91
109
116
129
158
153
142
110
86
76
57
50
100
254
292
355
392
890
1151
Wind (km/h)
15
WSW
15
SW
10
S
15
S
10
S
5
SE
5
ENE
10
NE
15
NNE
15
NNE
20
NNE
25
NNE
25
NE
25
NNE
25
NNE
25
NNE
25
NNE
20
NNE
20
NNE
20
NNE
20
NNE
15
N
10
NNW
Wind State
cross-off
cross-off
cross-off
cross
cross
cross-on
on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross
cross
cross-off
High Tide
00:17AM1.72m
12:52PM1.90m
1:12AM1.80m
1:45PM1.98m
2:05AM1.87m
2:37PM2.02m
Low Tide
6:26AM0.12m
7:04PM0.17m
7:22AM0.04m
7:58PM0.11m
8:16AM-0.03m
8:50PM0.06m
cloud
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
clear
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:39
7:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:42
5:44
 mm
1
1
1
Temp °C
10
9
9
9
9
8
8
8
8
8
7
9
9
8
9
8
8
7
7
10
10
10
11
Feels °C
6
5
6
6
6
6
6
5
5
4
2
3
3
3
4
2
2
2
2
5
5
6
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 

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