Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 am 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.2°C
0.0° 

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 (14 Sep):

  • Morning surf: Morning surf (14 Sep, local time) - 2.5ft (0.7m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (14 Sep, local time) - 2ft (0.6m), 16s period with SW swell.
  • Evening surf: Evening surf (14 Sep, local time) - 2ft (0.6m), 15s period with WSW swell.

The current surf forecast for Kai-Iwi at 10AM is: 0.7m 16s primary swell from a Southwest direction and 0.9m 8s secondary swell from a West direction (forecast issued at 05:00am September 14). The wind direction is predicted to be glassy and the swell rating is 2.

Time (NZST) & DateWave HeightWave Period
Morning (14 Sep)2.5ft (0.7m)16s
Afternoon (14 Sep)2ft (0.6m)16s
Evening (14 Sep)2ft (0.6m)15s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Tue morning, min 8°C on Mon night). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
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
2
2
2
1
2
2
2
1
1
1
0
0
0
1
1
1
1
0
0
0
1
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)
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
15
0.6
WSW
15
0.6
WSW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.4
WSW
15
1.3
WNW
5
1.5
W
6
1.8
W
7
2
W
7
1.9
W
7
1.7
W
7
1.5
W
6
1.5
W
6
1.4
W
6
1.6
WNW
6
1.5
WNW
6
Wave Graph
Metric surfscale
Energy kJ
258
255
251
196
193
186
148
146
106
104
106
84
87
156
312
429
367
262
186
165
144
190
169
Wind (km/h)
5
N
10
N
5
N
5
WSW
10
W
5
NW
10
N
10
N
10
N
10
NNE
10
NNW
20
NW
25
WNW
20
NW
20
NNW
20
NNW
20
NNW
20
NW
20
NW
20
WNW
20
WNW
15
NW
15
NNW
Wind State
off
off
off
glassy
cross-on
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
High Tide
12:07PM2.75m
00:22AM2.72m
12:41PM2.67m
00:56AM2.59m
1:16PM2.57m
Low Tide
6:03AM0.62m
6:18PM0.72m
6:39AM0.71m
6:55PM0.85m
7:15AM0.83m
7:34PM0.99m
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:08
6:09
 mm
Temp °C
9
8
10
14
13
12
9
9
8
8
10
15
14
12
10
9
9
10
12
14
14
13
11
Feels °C
7
6
8
13
11
11
7
7
6
6
8
11
9
8
6
5
5
6
8
9
10
9
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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