Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 11 pm 02 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
12.8°C
0.3° 

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 (03 Sep):

  • Morning surf: Morning surf (03 Sep, local time) - 5ft (1.5m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (03 Sep, local time) - 5ft (1.6m), 6s period with W swell.
  • Evening surf: Evening surf (03 Sep, local time) - 6ft (1.9m), 7s period with WNW swell.

The current surf forecast for Kai-Iwi at 6AM is: 1.7m 7s primary swell from a West direction and 0.5m 13s secondary swell from a South direction, 0.4m 15s secondary swell from a Southwest direction (forecast issued at 11:00pm September 02). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (03 Sep)5ft (1.5m)6s
Afternoon (03 Sep)5ft (1.6m)6s
Evening (03 Sep)6ft (1.9m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri morning. Very mild (max 17°C on Thu afternoon, min 10°C on Wed night). Mainly fresh winds.

Thursday
3
Friday
4
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)
1
1
1
1
1
1
0
1
1
0
1
0
1
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
W
7
1.8
W
7
1.7
W
7
1.7
W
7
1.5
W
6
1.5
W
6
1.6
W
6
1.6
W
7
1.9
WNW
7
1.3
W
7
1.6
W
7
1.9
W
8
2.4
WNW
9
3.5
W
10
3
W
10
3
W
10
3
W
10
Wave Graph
Metric surfscale
Energy kJ
419
294
248
248
187
187
206
233
330
167
277
464
841
1997
1891
1753
1656
Wind (km/h)
25
WNW
20
NW
20
NW
20
NNW
20
NW
20
NW
25
WNW
20
NNW
20
NNW
20
NNW
25
NNW
30
NNW
30
NNW
35
WNW
35
WNW
35
WNW
30
W
Wind State
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
High Tide
1:39AM2.65m
2:07PM2.57m
2:29AM2.52m
3:04PM2.45m
Low Tide
7:39PM0.88m
8:02AM0.88m
8:30PM1.01m
8:53AM1.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
rain showers
rain showers
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:58
5:59
 mm
3
2
1
Temp °C
12
12
11
10
12
16
17
14
13
14
15
14
14
15
14
12
11
Feels °C
7
7
6
6
7
11
12
11
9
10
11
9
9
9
7
5
5
  • 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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