Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
11.8° C
1.5° 

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 (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 5ft (1.6m), 9s period with WSW swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 10ft (3.0m), 9s period with S swell.
  • Evening surf: Evening surf (04 Aug, local time) - 10ft (3.0m), 8s period with S swell.

The current surf forecast for Kai-Iwi at 10AM is: 2.1m 7s primary swell from a South direction and 1.5m 9s secondary swell from a West-southwest direction, 0.5m 16s secondary swell from a Southwest direction (forecast issued at 05:00am August 04). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (04 Aug)5ft (1.6m)9s
Afternoon (04 Aug)10ft (3.0m)9s
Evening (04 Aug)10ft (3.0m)8s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Tue morning. Very mild (max 10°C on Thu afternoon, min 6°C on Tue afternoon). Winds decreasing (fresh winds from the S on Tue night, calm by Thu afternoon).

Tuesday
4
Wednesday
5
Thursday
6
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
1
1
1
1
0
0
0
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)
3
WSW
9
2.3
WSW
9
1.6
WSW
9
2.4
S
7
3
S
9
3.5
S
9
3
S
8
3.5
S
8
3
S
8
2.5
S
8
2.3
S
7
1.7
S
7
0.8
S
12
0.8
S
12
0.9
S
12
0.8
S
12
0.7
S
11
0.6
S
11
0.5
S
11
0.5
S
11
0.4
SSW
11
0.4
SSW
10
0.4
S
10
Wave Graph
Metric surfscale
Energy kJ
1511
772
404
573
1412
2225
1198
1457
1329
830
542
258
180
180
228
174
125
88
61
61
38
34
31
Wind (km/h)
30
WSW
25
S
25
SSE
25
SSE
30
SSE
35
SSE
30
S
35
S
30
S
25
SSE
20
SSE
10
SSE
15
S
10
SSE
5
SE
5
ENE
5
NE
5
ENE
5
ENE
5
SSE
5
SSE
0
SE
5
NE
Wind State
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
glassy
off
High Tide
1:24AM2.73m
1:50PM2.60m
2:05AM2.64m
2:33PM2.52m
2:52AM2.54m
3:25PM2.44m
Low Tide
7:47AM0.84m
8:04PM0.93m
8:29AM0.91m
8:51PM1.03m
9:16AM1.00m
clear
part cloud
cloud
light rain
light rain
clear
cloud
light rain
cloud
rain showers
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:22
7:20
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:31
 mm
1
1
1
1
Temp °C
12
8
7
7
7
6
6
7
7
6
6
7
8
8
7
6
6
6
7
9
10
9
8
Feels °C
6
2
0
0
-1
-3
-2
-2
-1
0
1
3
3
5
5
3
3
3
4
7
7
7
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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