Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 11 pm 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
11.8° C
1.6° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 7.5ft (2.3m), 7s period with S swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 2.5ft (0.8m), 12s period with S swell.
  • Evening surf: Evening surf (05 Aug, local time) - 2.5ft (0.7m), 12s period with S swell.

The current surf forecast for Kai-Iwi at 2AM is: 3.5m 8s primary swell from a South direction and 0.5m 14s secondary swell from a Southwest direction, 0.1m 20s secondary swell from a West direction (forecast issued at 11:00pm August 04). The wind direction is predicted to be cross-onshore.

Time (NZST) & DateWave HeightWave Period
Morning (05 Aug)7.5ft (2.3m)7s
Afternoon (05 Aug)2.5ft (0.8m)12s
Evening (05 Aug)2.5ft (0.7m)12s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Tue night. Very mild (max 11°C on Fri afternoon, min 6°C on Tue night). Winds decreasing (fresh winds from the S on Tue night, calm by Thu morning).

Wednesday
5
Thursday
6
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
1
1
1
1
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
S
8
3.5
S
8
3.5
S
8
3
S
8
2.3
S
7
1.7
S
7
0.8
S
12
0.8
S
12
0.7
S
12
0.7
S
12
0.7
S
11
0.6
S
11
0.6
S
11
0.5
S
11
0.5
S
11
0.4
SSW
10
0.4
S
10
Wave Graph
Metric surfscale
Energy kJ
1384
1610
1610
1014
562
266
180
180
139
137
127
89
86
61
58
34
31
Wind (km/h)
25
S
35
S
35
S
25
S
20
SSE
20
SSE
15
S
10
S
10
S
5
SSE
5
ENE
5
ENE
5
ENE
0
ENE
5
WSW
5
W
5
NNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
glassy
glassy
cross
cross-off
High Tide
2:05AM2.64m
2:33PM2.52m
2:52AM2.54m
3:25PM2.44m
Low Tide
8:04PM0.93m
8:29AM0.91m
8:51PM1.03m
9:16AM1.00m
cloud
light rain
light rain
rain showers
rain showers
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:20
7:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:31
 mm
1
1
1
1
Temp °C
6
6
7
7
6
8
8
8
7
6
6
6
7
9
10
9
7
Feels °C
-2
-3
-2
0
1
3
3
4
4
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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