Kakanui River Mouth Surf Break

Lat Long: 45.19° S 170.90° E

Kakanui River Mouth 48 hour detailed Surf Forecast

Issued: 11 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kakanui River Mouth sea temperature is
10.9°C
2.1° 

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 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 3.5ft (1.1m), 13s period with SSE swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 3ft (0.9m), 11s period with SSE swell.
  • Evening surf: Evening surf (21 Sep, local time) - 3ft (0.9m), 14s period with SSE swell.

The current surf forecast for Kakanui River Mouth at 3AM is: 0.7m 16s primary swell from a South direction and 1.1m 9s secondary swell from a South-southeast direction, 0.5m 3s secondary swell from a North-northeast direction (forecast issued at 11:00pm September 20). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (21 Sep)3.5ft (1.1m)13s
Afternoon (21 Sep)3ft (0.9m)11s
Evening (21 Sep)3ft (0.9m)14s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Mon night. Very mild (max 18°C on Mon afternoon, min 5°C on Tue night). Winds increasing (light winds from the SSW on Sun night, fresh winds from the S by Mon night).

Monday
21
Tuesday
22
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)
3
2
0
0
1
1
0
1
0
0
0
1
1
0
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
S
16
1.3
SSE
10
0.7
S
16
0.7
SSE
15
1.1
SSE
13
1
SSE
12
0.9
SSE
11
0.7
SSE
9
0.9
SSE
14
1.3
S
6
0.5
S
15
0.5
S
15
0.5
S
16
0.5
S
16
0.5
S
16
1.2
SSW
15
0.7
S
15
Wave Graph
Metric surfscale
Energy kJ
548
341
242
228
405
303
164
86
350
128
115
116
124
126
124
679
227
Wind (km/h)
5
SSW
15
N
20
N
20
N
15
N
15
NNE
20
NNE
10
NW
40
S
25
SSW
25
SSW
10
SW
15
NNW
20
N
20
WNW
35
SW
30
SW
Wind State
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
High Tide
10:57PM1.44m
11:25AM1.56m
11:43PM1.48m
12:08PM1.60m
Low Tide
4:53AM0.46m
5:26PM0.47m
5:38AM0.41m
6:08PM0.42m
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
light rain
light rain
light rain
cloud
clear
clear
part cloud
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:31
 mm
1
3
3
1
Temp °C
9
7
7
7
10
15
18
16
9
6
7
6
8
11
13
9
6
Feels °C
6
3
2
2
6
11
14
14
1
-1
0
2
4
5
7
1
-2
  • 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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