Kakanui River Mouth Surf Break

Lat Long: 45.19° S 170.90° E

Kakanui River Mouth 48 hour detailed Surf Forecast

Issued: 5 am 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 (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 8ft (2.5m), 16s period with S swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 8ft (2.4m), 17s period with S swell.
  • Evening surf: Evening surf (20 Sep, local time) - 3.5ft (1.1m), 16s period with S swell.

The current surf forecast for Kakanui River Mouth at 9AM is: 2.5m 16s primary swell from a South direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 05:00am September 20). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (20 Sep)8ft (2.5m)16s
Afternoon (20 Sep)8ft (2.4m)17s
Evening (20 Sep)3.5ft (1.1m)16s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Tue night. Very mild (max 18°C on Mon afternoon, min 5°C on Tue night). Mainly strong winds.

Sunday
20
Monday
21
Tuesday
22
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
0
0
0
3
3
3
2
1
0
1
1
0
0
1
0
0
2
0
0
1
0
0
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)
0.7
S
15
1
S
15
2.5
S
16
2.5
S
16
2.4
S
17
2
S
17
1.1
S
16
0.9
SSE
16
0.8
SSE
16
0.7
SSE
15
1.1
SSE
12
1
SSE
12
0.9
SSE
11
0.7
SSE
9
1
S
15
0.2
ESE
13
1.4
S
7
1.7
SSW
7
0.5
S
15
0.5
S
16
1
S
16
0.5
S
15
0.8
S
15
Wave Graph
Metric surfscale
Energy kJ
218
456
3302
3543
3308
2357
659
427
329
228
398
298
167
88
422
18
179
281
119
126
503
121
275
Wind (km/h)
50
SW
45
WSW
50
WSW
50
SW
35
SW
20
S
5
SW
15
N
20
N
20
N
15
N
15
NNE
15
NNE
15
N
35
SSW
35
SSW
25
SSW
5
WSW
20
N
15
N
30
SW
10
S
25
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross
glassy
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
off
cross
cross
cross-off
cross
cross-off
High Tide
10:35AM1.52m
10:57PM1.44m
11:25AM1.56m
11:43PM1.48m
12:08PM1.60m
Low Tide
4:04AM0.50m
4:39PM0.51m
4:53AM0.46m
5:26PM0.47m
5:38AM0.41m
6:08PM0.42m
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
light rain
light rain
clear
clear
clear
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:28
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:31
 mm
1
2
1
2
Temp °C
7
7
8
9
11
11
8
7
6
7
10
15
18
16
10
7
7
6
8
12
8
9
5
Feels °C
-4
-4
-3
-2
3
6
5
3
1
2
6
12
15
12
2
-1
0
3
3
7
1
6
-1
  • 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
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