Wainui Bay Chalet Surf Break

Lat Long: 38.67° S 178.09° E

Wainui Bay Chalet Surf Forecast and Surf Report

Issued: 5 pm 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Wainui Bay Chalet sea temperature is
13.2°C
0.8° 

Wainui Bay Chalet surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Wainui Bay Chalet surf forecast from 4 Sep 2026:

  • Best quality surf: Friday 11 Sep, 9PM (local time) - 11ft (3.5m), 10s period, SSW swell with cross-shore winds.
  • Most powerful swell: Friday 11 Sep, 9PM (local time) - 11ft (3.5m), 10s period, SSW swell with 2,598 kJ wave energy.
  • Next surfable swell (1★+): Sunday 6 Sep, 12AM (local time) - 1ft (0.3m), 13s period with SSE swell.

Best Forecast Surf Conditions for Wainui Bay Chalet this week:

The surf forecast for Wainui Bay Chalet over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 06) at 12AM. The primary swell is predicted to be 0.3m and 13s period with a secondary swell of 0.3m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Wainui Bay Chalet in the next 16 days are 3.5m 10s and forecast to arrive on Friday (Sep 11) at 9PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Saturday (Sep 05) at 9PM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Sun 6th Sep)1ft (0.3m) 13s
Best Surf 9PM (Fri 11th Sep)11ft (3.5m) 10s
Most Powerful 9PM (Fri 11th Sep)11ft (3.5m) 10s

Table - best surf conditions forecast for Wainui Bay Chalet over the next 16 days.


The Lowdown

Alright folks, Rusty here, and I’ve been staring at the charts for our little stretch of coast. We’ve got a 16-day window, and it’s a real mixed bag with some serious patience required. The water temp is sitting at 56°, which is about 1° cooler than usual for this time of year – just a touch on the nippy side, not a massive anomaly, but you’ll feel it.

We’re kicking off on Friday the 4th of September at Wainui Bay Chalet. It’s tiny with a 1ft SSE swell, a period of 10 seconds, and a light offshore. The energy is weak (49), but it’s clean and surfable. It’s not going to blow your mind, but it’s a start. Saturday the 5th looks flat and messy, so don’t bother. Sunday the 6th brings a bit more shape in the morning with a 2ft SSE swell but the same weak energy (71); the afternoon goes even smaller.

Monday and Tuesday are largely a write-off – tiny, weak, and patchy conditions. Then on Wednesday the 9th of September, things get a real kick. We see a jump to a 7ft SSW swell, but the period is a short 10 seconds, so it’s a bit messy and choppy on the cross-onshore wind. The energy is moderate (952), but it’s not clean.

Thursday the 10th offers a little reprieve. A 2ft SSE swell with a gentle offshore, and then in the afternoon the wind goes glassy. That’s the standout in this first week – a 2ft SSE swell (55 energy) with absolutely no wind. Clean as a whistle, but you’ll need a log for those tiny wave faces.

The second week gets wild but ruined. Friday the 11th through Sunday the 13th of September sees a jump in size, but it’s accompanied by strong to near-gale winds. The 8ft SSE swell on the 11th has massive energy (1078), but it’s blown out and dangerous. The 5ft swell on Sunday the 13th has a very long period of 17 seconds and huge energy (1064), but again, the cross-onshore wind makes it a mess.

The standout for the entire outlook falls on Wednesday the 16th of September. The forecast shows a solid 8ft SSE swell with a long 12-second period and a massive energy reading of 2872. The wind is moderate cross-onshore, and the file mentions the swell is predicted to be too big for this break. This is expert territory only. If you’re a seasoned charger and you know this spot, that raw power is incredible. For everyone else, it’s a spectator day.

Thursday the 17th of September morning is interesting too – a 7ft SSE swell (1977 energy) with a very long 14-second period and light air – clean conditions. Again, that’s a big, powerful swell, better suited for a point or reef than this beach break, as it will be breaking straight. The following weekend (19th) shows another big 8ft S swell (1416 energy) with clean offshore winds in the morning, once again potentially too big for comfortable paddle surfing.

Best on offer: If you’re an expert, get on Wednesday the 16th of September for the biggest, meanest swell of the window. For everyone else looking for a window of clean, manageable waves, the Thursday the 10th of September glass-off is the quiet, clean winner. The rest of the period is either too small, too windy, or too big.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 18°C on Fri afternoon, min 8°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 17°C on Thu morning, min 8°C on Wed night). Wind will be generally light.

Fri
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
1
1
1
1
0
0
0
1
0
0
1
0
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
10
0.4
SE
10
0.4
SSE
9
0.5
S
8
0.3
SSE
13
0.5
SSE
11
0.3
SSE
18
0.4
SSE
17
0.2
SSE
16
0.3
SSE
16
0.2
SSE
12
0.3
SSE
12
0.4
SSE
11
1
SSE
9
2
SSW
10
1.4
S
9
0.9
SSE
8
0.7
SSE
8
0.6
SSE
8
0.4
SSE
8
Wave Graph
Metric surfscale
Energy kJ
41
23
26
34
32
64
61
96
26
49
14
28
39
185
698
318
96
55
43
23
Wind (km/h)
20
NW
15
WNW
10
NW
20
ENE
10
WNW
20
NW
20
NW
15
NNW
15
N
15
N
10
NNW
5
WSW
10
ESE
10
S
10
SSW
15
SE
10
NW
15
NW
5
SW
15
WNW
Wind State
off
cross-off
off
cross
off
off
off
cross-off
cross-off
cross-off
off
cross-off
on
cross-on
cross-on
on
off
off
glassy
off
High Tide
11:23PM1.89m
11:55AM1.92m
00:14AM1.84m
12:49PM1.88m
1:09AM1.78m
1:45PM1.84m
2:13AM1.74m
2:51PM1.83m
3:33AM1.75m
4:11PM1.86m
4:48AM1.81m
5:18PM1.94m
Low Tide
5:11PM0.54m
5:44AM0.47m
6:05PM0.58m
6:37AM0.51m
7:03PM0.63m
7:32AM0.54m
8:06PM0.66m
8:34AM0.56m
9:17PM0.66m
9:47AM0.55m
10:31PM0.62m
10:55AM0.51m
11:34PM0.55m
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
clear
part cloud
part cloud
clear
clear
clear
clear
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:22
6:20
6:20
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:46
5:47
5:49
5:50
5:51
5:52
5:52
 mm
2
Temp °C
18
15
14
14
12
17
16
15
18
16
14
15
14
12
11
11
9
17
16
14
Feels °C
14
11
10
10
9
13
11
13
15
13
12
12
12
11
8
7
7
14
15
10
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Wainui Bay Chalet Surf forecast

The above surf forecast table for Wainui Bay Chalet provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wainui Bay Chalet can be found by selecting the local surf guide option on the grey menu. Our Wainui Bay Chalet surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Wainui Bay Chalet) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Wainui Bay Chalet may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

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