Kai-Iwi Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.1° C
0.6° 

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 (19 Jul):

  • Afternoon surf: Afternoon surf (19 Jul, local time) - 6.5ft (2.0m), 8s period with W swell.
  • Evening surf: Evening surf (19 Jul, local time) - 8ft (2.5m), 8s period with W swell.

The current surf forecast for Kai-Iwi at 12AM is: 2.5m 8s primary swell from a West direction and 0.7m 18s secondary swell from a Southwest direction, 0.4m 19s secondary swell from a South-southwest direction (forecast issued at 05:00pm July 18). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (19 Jul)--
Afternoon (19 Jul)6.5ft (2.0m)8s
Evening (19 Jul)8ft (2.5m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Sun afternoon, min 6°C on Mon night). Winds decreasing (fresh winds from the WNW on Sat night, light winds from the NNE by Tue morning).

Sat
18
Sunday
19
Monday
20
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
1
0
1
1
1
0
0
0
0
0
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)
2
W
8
2.2
W
7
2.5
W
8
2.5
W
8
2.4
W
8
2
W
8
1.7
W
8
1.4
WSW
8
0.6
WSW
16
0.6
WSW
16
0.6
WSW
16
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
14
0.5
SW
14
0.4
SSW
19
0.6
WSW
14
0.6
S
18
Wave Graph
Metric surfscale
Energy kJ
516
507
708
853
734
535
374
238
171
166
162
110
107
104
103
102
119
133
225
Wind (km/h)
25
WNW
30
WNW
30
WNW
30
WNW
30
WNW
20
WNW
10
W
10
SSW
10
S
10
ESE
15
ESE
20
ESE
15
E
15
ESE
15
ESE
20
ESE
20
ESE
20
ESE
15
ESE
Wind State
cross
cross
cross
cross
cross
cross
cross-on
on
cross-on
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
High Tide
1:08PM2.71m
1:28AM2.79m
1:52PM2.60m
2:11AM2.64m
2:36PM2.49m
Low Tide
7:17PM0.75m
7:49AM0.78m
8:03PM0.87m
8:32AM0.89m
8:49PM1.01m
clear
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
clear
cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:35
7:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:16
5:17
 mm
Temp °C
13
12
12
12
13
13
12
13
14
13
10
9
9
8
8
11
12
10
8
Feels °C
8
7
6
6
8
9
10
11
12
10
6
4
5
4
4
6
7
5
4
  • 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.


Nearest locationNearest