Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 am 08 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
11.9° C
1.5° 

Kai-Iwi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Kai-Iwi today (08 Aug):

  • Morning surf: Morning surf (08 Aug, local time) - 3.5ft (1.0m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (08 Aug, local time) - 3ft (0.9m), 8s period with WNW swell.
  • Evening surf: Evening surf (08 Aug, local time) - 3ft (0.9m), 8s period with WNW swell.

The current surf forecast for Kai-Iwi at 1PM is: 1.0m 8s primary swell from a West direction and 0.4m 11s secondary swell from a South-southwest direction (forecast issued at 05:00am August 08). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (08 Aug)3.5ft (1.0m)9s
Afternoon (08 Aug)3ft (0.9m)8s
Evening (08 Aug)3ft (0.9m)8s

Table - waves today at Kai-Iwi. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Very mild (max 15°C on Sat afternoon, min 8°C on Mon night). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
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)
2
1
1
1
1
1
1
1
0
1
3
2
1
2
2
0
0
0
1
0
0
0
1
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)
1.1
W
10
1.1
W
9
1
W
9
1
W
8
0.9
WNW
8
0.9
WNW
8
0.9
WNW
8
0.4
SW
18
1
WNW
9
1.3
W
11
2
WNW
10
1
W
10
0.8
W
7
1
W
8
1.3
WNW
9
1.1
W
8
1.1
W
8
0.4
SW
16
1.5
W
6
1.5
W
7
1.4
W
7
1.2
W
7
0.5
SW
15
Wave Graph
Metric surfscale
Energy kJ
220
189
146
134
107
107
116
127
147
382
788
196
58
137
245
142
149
66
170
196
176
130
104
Wind (km/h)
10
N
15
N
15
N
15
NNW
5
NW
10
NNW
10
NNE
10
NNE
20
N
15
N
15
NNW
10
NW
10
NNW
10
NNW
15
NNW
15
NNW
20
NW
20
NW
20
NW
20
W
20
W
10
W
0
NNE
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
glassy
High Tide
5:06AM2.38m
6:06PM2.39m
6:36AM2.39m
7:29PM2.50m
7:53AM2.49m
8:31PM2.66m
Low Tide
11:30AM1.15m
00:24AM1.19m
1:02PM1.11m
1:45AM1.07m
2:14PM0.97m
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:16
7:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:34
5:35
5:36
 mm
1
1
Temp °C
8
8
10
13
15
12
10
10
12
11
12
13
12
11
11
10
9
9
11
13
14
11
10
Feels °C
4
4
6
9
12
10
7
6
7
7
9
10
10
9
8
7
5
5
7
8
10
9
9
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kai-Iwi surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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