Surf Break

Lat Long: 39.90° S 174.92° E

Kai-Iwi 48 hour detailed Surf Forecast

Issued: 5 am 26 Sep 2026 (local time)

Forecast update in  hr  min

Today's Kai-Iwi sea temperature is
13.5°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 (26 Sep):

  • Morning surf: Morning surf (26 Sep, local time) - 3.5ft (1.1m), 6s period with W swell.
  • Afternoon surf: Afternoon surf (26 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
  • Evening surf: Evening surf (26 Sep, local time) - 6.5ft (2.0m), 7s period with W swell.

The current surf forecast for Kai-Iwi at 10AM is: 1.1m 6s primary swell from a West direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 05:00am September 26). The wind direction is predicted to be cross-shore.

Time (NZST) & DateWave HeightWave Period
Morning (26 Sep)3.5ft (1.1m)6s
Afternoon (26 Sep)4.5ft (1.3m)5s
Evening (26 Sep)6.5ft (2.0m)7s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Sun morning. Very mild (max 15°C on Sun morning, min 9°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the W by Mon night).

Saturday
26
Sunday
27
Monday
28
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
1
0
0
0
0
1
0
0
0
1
0
0
0
0
2
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)
1.5
W
7
1.3
W
6
1.1
W
6
1.1
W
7
1.3
W
5
1.9
W
7
2
W
7
1.8
W
7
2.1
W
7
2.3
W
8
2.5
W
8
3.5
W
9
4.5
WSW
10
3.5
WSW
10
3
WSW
10
2.5
WSW
10
2.3
WSW
10
3
W
10
3.5
W
9
3
W
8
3
W
8
3
W
8
3
WSW
8
Wave Graph
Metric surfscale
Energy kJ
202
143
104
131
90
319
411
311
420
588
847
1640
3474
2239
1601
1200
1061
1614
1610
1397
1130
1130
1156
Wind (km/h)
15
WNW
15
NW
15
WNW
20
WNW
25
WNW
25
WNW
25
NNW
25
NW
30
WNW
30
NW
35
NW
35
WNW
35
W
25
WSW
20
WSW
10
WNW
20
W
30
W
30
W
35
WNW
35
W
30
WNW
30
W
Wind State
cross
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
9:57AM2.66m
10:07PM2.78m
10:31AM2.76m
10:43PM2.85m
11:06AM2.82m
Low Tide
3:47AM0.68m
4:03PM0.65m
4:22AM0.58m
4:39PM0.59m
4:58AM0.54m
5:15PM0.58m
rain showers
clear
clear
part cloud
cloud
part cloud
cloud
light rain
light rain
cloud
cloud
light rain
light rain
rain showers
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:03
—
—
—
—
—
—
—
7:01
—
—
—
—
—
—
—
6:00
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:20
—
—
—
—
—
—
—
7:21
—
—
—
—
—
—
—
6:22
—
 mm
1
—
—
—
—
—
—
1
1
—
—
2
2
1
1
1
—
—
—
—
—
—
—
Temp °C
11
10
12
13
13
13
13
13
14
14
15
13
10
11
9
9
10
11
12
13
12
11
11
Feels °C
8
7
8
8
8
9
8
9
9
9
9
7
2
4
3
6
5
4
5
6
5
4
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 

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