Wainui Bay Chalet Surf Break

Lat Long: 38.67° S 178.09° E

Wainui Bay Chalet Surf Forecast and Surf Report

Issued: 11 am 27 Aug 2026 (local time)

Forecast update in  hr  min

Today's Wainui Bay Chalet sea temperature is
12.9°C
1.0° 

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 27 Aug 2026:

  • Best quality surf: Monday 31 Aug, 9AM (local time) - 8ft (2.5m), 9s period, SSW swell with offshore winds.
  • Most powerful swell: Tuesday 1 Sep, 3PM (local time) - 7ft (2.2m), 14s period, SSE swell with 1,902 kJ wave energy.
  • Next surfable swell (1★+): Friday 28 Aug, 3AM (local time) - 3.5ft (1.1m), 15s 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 Friday (Aug 28) at 3AM. The primary swell is predicted to be 1.1m and 15s period with a secondary swell of 0.8m and 6s. Another secondary swell of 0.8m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Wainui Bay Chalet in the next 16 days are 2.2m 14s and forecast to arrive on Tuesday (Sep 01) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Sunday (Aug 30) at 12AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Fri 28th Aug)3.5ft (1.1m) 15s
Best Surf 9AM (Mon 31st Aug)8ft (2.5m) 9s
Most Powerful 3PM (Tue 1st Sep)7ft (2.2m) 14s

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


The Lowdown

Alright, grab a coffee and let’s see what’s cookin’ for the next couple of weeks. We’ve only got one spot in the mix here – Wainui Bay Chalet – and it’s a bit of a mixed bag of a forecast. The water is sittin’ at 55°, which is a degree cooler than usual for this time of year, so you’ll wanna stretch that wetsuit if you’ve got a thin one.

Kicking off Thursday 27th August, the morning’s got a clean 3 ft swell from the SSE with a proper long 18-second period, and combined energy is moderate at 673. It’s a light cross-shore breeze, but the forecast calls it marginal – probably a tide issue. By the afternoon, it gets a bit lumpy with an onshore breeze and a 4 ft, 17-second swell, energy jumps to 965, but it’s not clean.

Friday 28th looks better. Morning brings a 4 ft SE swell, 14 seconds, with a clean cross-off breeze from the NNE – that’s rideable. The energy is moderate at 605. Afternoon drops to 3 ft from the SSE, 13 seconds, still clean with a cross-off northerly, energy at 381. It’s surfable but nothing to write home about.

Saturday 29th and Sunday 30th are small. Saturday morning has 2 ft SE, 12 seconds, energy at 142, clean but ordinary. Sunday sees 2 ft from the SE/SSE, periods dropping to 11-12 seconds, energy under 100, but check this – Sunday afternoon is glassy with a light easterly. If you’re desperate for a glide, it’s the best of a weak bunch.

Now hold on – Monday 31st August morning is a standout, but it’s a big one. The swell is 8 ft from the SSW with a short 9-second period, and the energy is strong at 1306. Winds are offshore from the WNW, clean as a whistle. That’s expert territory – too big for beginners, and with that short period and hefty size, it’s gonna be a handful. Only for the brave. The afternoon drops to 6 ft SSE, 13 seconds, energy 1014, but the wind turns onshore, so it’s messy.

Tuesday 1st September is a beast. Morning has 5 ft SSE, 15-second groundswell, energy at 1880 – that’s strong. It’s a cross-shore breeze, a bit of chop, and the forecast says it’s marginal. The afternoon is 7 ft SSE, 14 seconds, energy 1906, but the wind is cross-on, and it’s called too big for this break. Another one for the experts only, and even then, conditions are tricky.

Wednesday 2nd September looks like the pick of the bunch. Both morning and afternoon have 4 ft and 4 ft SSE swells, 12 seconds, with moderate offshore winds from the NW, clean as. Energy is moderate at 528 and 423. This is the sweet spot – clean, manageable size, and a good offshore wind. That’s your best bet.

From Thursday 3rd September onward, it fades fast. Swells drop to 3 ft and below, periods stay around 11-16 seconds, but the energy dips under 200. The winds are offshore most days, so it’s clean, but there’s just not enough push. By the second week, from 4th September to 11th September, we’re looking at 1.0 ft to 2 ft waves, energy mostly under 100, and a few glassy moments but really ordinary surf. A few days have small, clean conditions but it’s more of a splash-around than a proper session.

If you’re keen, hit Wednesday 2nd September for the cleanest, most fun waves. The Monday 31st August morning is a big one for the experts, but approach with caution. The rest of the run is pretty flat and quiet.

Rusty.

Short Range Forecast

Some drizzle, heaviest during Sat night. Very mild (max 17°C on Fri afternoon, min 11°C on Thu night). Wind will be generally light.

Days 4-6 Weather Summary

Some drizzle, heaviest during Mon night. Very mild (max 15°C on Sun afternoon, min 8°C on Tue morning). Winds increasing (calm on Mon morning, fresh winds from the S by Mon night).

Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
1
2
2
2
2
1
1
1
1
1
0
!
3
1
3
!
3
3
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SSE
18
1.3
SSE
17
1.2
SSE
16
1.2
SE
14
0.9
SSE
13
0.7
SE
12
0.6
SE
12
0.6
SE
11
0.5
SE
11
0.5
SE
11
0.5
SSE
12
0.5
SSE
12
2.5
SSW
9
1.7
SSE
13
1.5
SSE
13
1.5
SSE
15
2.2
SSE
14
1.7
SSE
13
1.3
SSE
12
1.2
SSE
12
1
SSE
12
Wave Graph
Metric surfscale
Energy kJ
655
928
679
556
299
157
110
104
60
58
81
85
906
980
722
975
1902
995
525
412
269
Wind (km/h)
10
SW
15
ESE
20
NNE
15
N
15
N
15
N
15
N
10
N
10
NNW
5
WSW
5
E
25
WNW
10
WNW
5
SE
35
W
15
SW
10
ESE
15
NNW
25
NW
20
NW
35
NW
Wind State
cross
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
glassy
glassy
cross-off
off
on
cross-off
cross
cross-on
off
off
off
off
High Tide
5:51PM1.81m
6:03AM1.79m
6:32PM1.89m
6:45AM1.86m
7:10PM1.96m
7:25AM1.92m
7:46PM2.01m
8:06AM1.96m
8:24PM2.02m
8:46AM1.99m
9:04PM2.02m
9:29AM2.00m
9:48PM1.98m
Low Tide
11:26AM0.72m
00:02AM0.73m
12:10PM0.65m
00:46AM0.66m
12:50PM0.58m
1:26AM0.59m
1:30PM0.53m
2:04AM0.52m
2:10PM0.50m
2:42AM0.47m
2:52PM0.48m
3:22AM0.44m
3:36PM0.48m
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
rain showers
part cloud
clear
clear
clear
clear
rain showers
part cloud
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:37
6:35
6:35
6:33
6:31
6:30
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:40
5:42
5:43
5:44
5:45
5:45
 mm
1
1
Temp °C
13
12
11
16
17
13
15
14
13
14
15
14
14
15
13
9
10
9
17
19
16
Feels °C
11
9
8
12
13
10
12
12
12
12
14
9
12
13
5
6
7
6
12
14
11
  • Map Icons:
  • Break
  • 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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