Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 am 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.3°C
0.1° 

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 (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 6ft (1.9m), 17s period with W swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 3.5ft (1.1m), 17s period with SW swell.
  • Evening surf: Evening surf (06 Sep, local time) - 6ft (1.8m), 9s period with W swell.

The current surf forecast for Kai-Iwi at 12PM is: 1.2m 17s primary swell from a West-southwest direction and 1.4m 8s secondary swell from a West direction, 1.9m 7s secondary swell from a West-northwest direction (forecast issued at 05:00am September 06). The wind direction is predicted to be cross-offshore.

Time (NZST) & DateWave HeightWave Period
Morning (06 Sep)6ft (1.9m)17s
Afternoon (06 Sep)3.5ft (1.1m)17s
Evening (06 Sep)6ft (1.8m)9s

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


Short Range Forecast

Heavy rain (total 35mm), heaviest during Mon morning. Very mild (max 17°C on Sun afternoon, min 8°C on Mon night). Winds decreasing (fresh winds from the ESE on Mon afternoon, calm by Tue night).

Sunday
6
Monday
7
Tuesday
8
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)
3
3
3
3
2
1
2
3
2
3
0
0
0
0
0
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)
1.3
WSW
15
1.3
WSW
16
1.9
W
17
1.2
WSW
17
1.1
SW
17
0.9
WSW
16
1.8
W
9
2.5
WNW
9
1.9
W
9
1.6
W
9
1.3
W
10
1
W
10
0.9
W
10
0.7
W
10
1.7
SSE
5
1.5
SSE
5
1
S
6
0.7
WSW
10
0.7
WSW
10
0.6
W
9
0.6
W
9
0.4
SW
12
0.5
WSW
12
Wave Graph
Metric surfscale
Energy kJ
760
853
1999
771
655
475
482
1072
627
450
301
186
148
92
134
108
77
102
94
64
61
39
79
Wind (km/h)
20
NNW
15
NNW
20
NNW
20
NNW
25
NNW
30
NNW
25
NNW
15
NNW
20
NNW
10
N
15
ESE
30
ESE
30
ESE
30
ESE
30
SE
25
SE
20
ESE
10
ESE
5
ESE
5
SW
10
SW
10
SSW
0
SSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
glassy
on
on
on
glassy
High Tide
5:07AM2.32m
6:03PM2.38m
6:34AM2.36m
7:19PM2.50m
7:45AM2.46m
8:18PM2.64m
Low Tide
11:25AM1.21m
00:20AM1.19m
12:55PM1.13m
1:36AM1.05m
2:03PM0.97m
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
mod rain
light rain
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:02
 mm
1
6
3
3
7
5
4
3
2
1
Temp °C
10
10
13
16
17
14
14
14
15
14
12
10
9
9
8
8
8
8
9
11
12
10
9
Feels °C
6
6
9
12
12
9
10
12
12
13
9
4
2
2
2
2
3
5
7
9
9
7
7
  • 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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