Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 pm 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.4°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 (19 Sep):

  • Afternoon surf: Afternoon surf (19 Sep, local time) - 10ft (3.0m), 8s period with W swell.
  • Evening surf: Evening surf (19 Sep, local time) - 10ft (3.0m), 8s period with W swell.

The current surf forecast for Kai-Iwi at 9PM is: 3.0m 8s primary swell from a West direction and 0.2m 14s secondary swell from a South-southwest direction (forecast issued at 05:00pm September 19). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Sep)--
Afternoon (19 Sep)10ft (3.0m)8s
Evening (19 Sep)10ft (3.0m)8s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Sat night. Very mild (max 14°C on Sat afternoon, min 6°C on Sun night). Winds decreasing (strong winds from the W on Sat night, calm by Sun night).

Sat
19
Sunday
20
Monday
21
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
0
0
0
0
0
0
3
1
2
3
4
4
3
2
0
0
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
W
8
3
W
8
3
W
8
2.5
W
8
3
W
8
4
WSW
9
3.5
WSW
10
3
WSW
10
2.4
WSW
11
2.3
WSW
11
2
WSW
10
2
WSW
16
1.9
WSW
16
1.8
WSW
16
1.9
W
10
2.4
W
7
3
W
8
3
W
8
3
W
8
Wave Graph
Metric surfscale
Energy kJ
1121
1014
1014
871
1338
2703
2091
1816
1459
1372
842
1982
1853
1616
783
573
984
1137
1035
Wind (km/h)
30
WNW
30
WNW
30
WNW
30
WNW
40
WNW
40
W
20
SSW
10
W
15
WSW
10
S
10
SSE
5
NNE
10
N
15
NNW
25
WNW
30
WNW
30
WNW
30
NW
25
NW
Wind State
cross
cross
cross
cross
cross
cross
on
cross
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
3:48PM2.21m
4:33AM2.12m
5:14PM2.17m
5:52AM2.12m
6:32PM2.22m
Low Tide
10:16PM1.34m
10:41AM1.32m
11:38PM1.35m
12:09PM1.30m
part cloud
part cloud
clear
cloud
rain showers
rain showers
light rain
rain showers
clear
part cloud
clear
clear
part cloud
clear
cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:14
6:15
 mm
1
1
1
1
Temp °C
14
13
13
13
13
11
8
11
12
11
9
7
6
6
12
13
13
12
11
Feels °C
8
7
7
7
6
3
3
7
7
7
6
5
3
2
7
7
6
6
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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