Kakanui River Mouth Surf Break

Lat Long: 45.19° S 170.90° E

Kakanui River Mouth 48 hour detailed Surf Forecast

Issued: 11 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kakanui River Mouth sea temperature is
10.1° C
1.6° 

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 (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 11s period with SSE swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 11s period with SSE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 10s period with SSE swell.

The current surf forecast for Kakanui River Mouth at 5PM is: 0.7m 10s primary swell from a South-southeast direction and 0.2m 10s secondary swell from a East direction, 0.4m 4s secondary swell from a Northeast direction (forecast issued at 11:00am August 21). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Aug)2.5ft (0.8m)11s
Afternoon (21 Aug)2.5ft (0.7m)11s
Evening (21 Aug)2ft (0.6m)10s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Sat afternoon, min 6°C on Fri morning). Winds increasing (light winds from the WNW on Fri night, near gales from the W by Sun morning).

Fri
21
Saturday
22
Sunday
23
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
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
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)
0.8
SSE
11
0.7
SSE
11
0.7
SSE
11
0.7
SSE
10
0.6
SSE
10
0.6
SSE
10
0.6
SSE
10
0.5
SSE
10
0.5
SSE
10
0.4
SSE
10
0.4
SSE
10
1.2
NE
5
1.2
NE
6
0.2
ESE
14
1
ENE
7
1
ENE
8
0.8
ENE
7
0.7
ENE
8
0.4
ENE
8
1.1
S
11
1.3
S
14
Wave Graph
Metric surfscale
Energy kJ
173
123
117
106
78
78
78
56
55
38
37
74
89
21
102
117
66
51
28
311
646
Wind (km/h)
10
N
10
NNE
10
NE
15
NNE
10
NW
10
NW
10
WNW
10
WNW
10
NW
15
NNW
15
N
15
N
15
N
15
N
20
NNW
25
NW
35
WNW
60
W
50
W
45
WSW
45
WSW
Wind State
cross
cross
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
off
off
off
off
off
High Tide
10:15AM1.52m
10:39PM1.45m
11:12AM1.54m
11:32PM1.47m
12:01PM1.58m
Low Tide
4:21PM0.52m
4:39AM0.47m
5:13PM0.51m
5:28AM0.45m
6:01PM0.48m
clear
clear
part cloud
part cloud
clear
clear
cloud
cloud
part cloud
cloud
part cloud
part cloud
clear
clear
cloud
cloud
cloud
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:22
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:54
5:57
 mm
Temp °C
6
9
12
11
9
8
8
9
9
13
15
12
10
9
9
10
11
10
9
7
7
Feels °C
2
5
8
8
6
4
4
6
5
9
11
8
6
5
4
4
2
-3
-3
-4
-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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