Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 pm 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.4°C
0.2° 

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 (07 Sep):

  • Morning surf: Morning surf (07 Sep, local time) - 4ft (1.2m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (07 Sep, local time) - 7ft (2.2m), 6s period with SSE swell.
  • Evening surf: Evening surf (07 Sep, local time) - 5.5ft (1.7m), 5s period with SSE swell.

The current surf forecast for Kai-Iwi at 2AM is: 2.5m 9s primary swell from a West-northwest direction and 1.8m 9s secondary swell from a West direction, 0.7m 16s secondary swell from a Southwest direction (forecast issued at 05:00pm September 06). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (NZST) & DateWave HeightWave Period
Morning (07 Sep)4ft (1.2m)10s
Afternoon (07 Sep)7ft (2.2m)6s
Evening (07 Sep)5.5ft (1.7m)5s

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


Short Range Forecast

Heavy rain (total 56mm), heaviest during Mon morning. Very mild (max 17°C on Sun afternoon, min 7°C on Mon night). Winds decreasing (fresh winds from the ESE on Mon afternoon, calm by Tue night).

Sun
6
Monday
7
Tuesday
8
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)
1
1
2
4
1
1
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
Wave
Height (m)
Direction
Period (s)
1.1
SW
17
0.9
WSW
16
1.9
W
9
2.5
WNW
9
1.8
W
9
1.6
W
10
1.2
W
10
0.9
W
10
2.2
SSE
6
1.2
S
7
1.7
SSE
5
0.4
SW
14
0.4
SW
14
0.7
WSW
10
0.7
WSW
9
0.7
WSW
9
0.6
W
9
0.6
W
9
0.4
SW
12
Wave Graph
Metric surfscale
Energy kJ
655
475
561
994
568
460
268
154
307
150
153
56
51
100
92
88
60
57
44
Wind (km/h)
30
NNW
30
NNW
25
NNW
15
NW
10
S
25
E
30
ESE
35
SE
35
ESE
30
ESE
25
SE
20
ESE
15
ESE
10
ESE
5
SSE
10
SW
10
SW
5
SSW
0
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
on
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
glassy
cross-on
on
on
glassy
High Tide
6:03PM2.38m
6:34AM2.36m
7:19PM2.50m
7:45AM2.46m
8:18PM2.64m
Low Tide
00:20AM1.19m
12:55PM1.13m
1:36AM1.05m
2:03PM0.97m
cloud
cloud
light rain
mod rain
mod rain
mod rain
heavy rain
light rain
light rain
light rain
mod rain
light rain
part cloud
clear
clear
clear
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:02
 mm
2
10
7
10
12
2
1
5
6
1
Temp °C
17
14
14
14
13
12
10
8
8
8
8
8
7
8
10
12
11
10
10
Feels °C
11
8
10
12
11
8
4
1
1
1
2
3
3
5
8
9
8
8
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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