Port Waikato-Sunset beach Surf Break

Lat Long: 37.39° S 174.71° E

Port Waikato-Sunset beach Surf Forecast and Surf Report

Issued: 11 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Port Waikato-Sunset beach sea temperature is
13.6° C
0.4° 

Port Waikato-Sunset beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Port Waikato-Sunset beach surf forecast from 21 Aug 2026:

  • Best quality surf: Monday 24 Aug, 6AM (local time) - 11ft (3.5m), 13s period, WSW swell with cross-shore winds.
  • Most powerful swell: Monday 24 Aug, 12PM (local time) - 15ft (4.5m), 15s period, WSW swell with 8,652 kJ wave energy.
  • Next surfable swell (1★+): Monday 24 Aug, 6AM (local time) - 11ft (3.5m), 13s period with WSW swell.

Best Forecast Surf Conditions for Port Waikato-Sunset beach this week:

The surf forecast for Port Waikato-Sunset beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 24) at 6AM. The primary swell is predicted to be 3.5m and 13s period with a secondary swell of 1.7m and 16s. The wind is predicted to be cross-shore as the swell arrives.

The most powerful waves expected at Port Waikato-Sunset beach in the next 16 days are 4.5m 15s and forecast to arrive on Monday (Aug 24) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Mon 24th Aug)11ft (3.5m) 13s
Best Surf 6AM (Mon 24th Aug)11ft (3.5m) 13s
Most Powerful12PM (Mon 24th Aug)15ft (4.5m) 15s

Table - best surf conditions forecast for Port Waikato-Sunset beach over the next 16 days.


The Lowdown

Alright mate, Rusty here. Let’s take a look at what’s cookin’ for Port Waikato-Sunset Beach.

The next 16 days are a bit of a mixed bag. We’ve got a run of small, marginal surf coming up, but the real story is a massive pulse of energy that rolls in late next week and into the start of September. The water temperature is sitting at 57°, which is about normal for this time of year.

We start off with a bit of a wait. Friday the 21st has some small SW swell, around 5ft, with a 13-second period, but the wind is a light cross-shore, making it a bit messy. The combined swell energy is 854, which is moderate. The call is marginal at best. Saturday the 22nd is even smaller, with onshore winds, and Sunday the 23rd is a write-off with strong onshore winds and a messy, short-period 8ft swell (1369 energy). Not worth paddling out for.

Monday the 24th is a different story. A big SW groundswell hits, with heights around 13ft to 15ft and a long 14-15 second period. The combined energy is massive, up to 7664. The wind is cross-shore, which is decent, but the problem is the swell size. This is expert territory only. It’s too big for the average punter, so unless you’re a charger, give it a miss. Tuesday the 25th is still oversized at 10ft, and the wind turns cross-onshore, making it choppy and still tricky.

We then get a bit of a lull from Wednesday the 26th through to Sunday the 30th. Swell drops to around 4ft to 7ft, with periods dropping off. The wind is a mix of onshore and cross-onshore, keeping things messy. The best of this average period is Thursday the 27th morning, with a 7ft WSW swell, 13-second period, and a light cross-shore breeze. It’s worth a look for a sup, but it’s only marginal.

Now, looking ahead, Monday the 31st of August has a 6ft SW swell with a long 15-second period, and the combined energy jumps to 3060. The wind is a light cross-shore, which is decent. This is a promising session, but the long period groundswell might make it a bit walled-off at the beach break. It’s the best we’ve seen in a while.

Then we get into the first week of September, and it’s another big swell event. Tuesday the 1st of September has a 10ft to 12ft SW swell, with a short 9-10 second period, and a clean cross-offshore wind. The energy is strong at 2315. Again, this is big and punchy, only for the experienced. Wednesday the 2nd is even bigger, with 15ft to 16ft and fresh cross-shore winds, making it a rough, expert-only day. Thursday the 3rd is the peak, with a 15ft to 18ft WSW swell, a very long 15-second period, and a massive 13986 energy reading. The wind is moderate cross-shore, but the power is staggering. For the paid crew only.

By Friday the 4th and Saturday the 5th, things drop back down, but the winds are onshore or cross-onshore, closing it out.

For the standout, I’d have to say Monday the 31st of August morning is the best option for the average surfer. It’s a solid 6ft with clean, light cross-shore winds and a long-period groundswell that will have some push. The energy is strong (3060), so it’s not weak. Just be aware that the long period might make it a bit fat and walled-up at the beach, so look for a bank that’s handling it. After that, the big September swells are for the hardcore only.

This is Rusty, signing off.

Short Range Forecast

Light rain (total 6mm), mostly falling on Sun afternoon. Very mild (max 14°C on Sun morning, min 12°C on Fri morning). Winds increasing (light winds from the SW on Fri morning, fresh winds from the NW by Sun morning).

Days 4-6 Weather Summary

Mostly dry. Very mild (max 13°C on Mon morning, min 11°C on Wed night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
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
1
1
0
0
0
0
0
!
!
!
!
!
2
2
2
3
3
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SW
13
1.5
SW
13
1.4
SW
14
1.4
WSW
14
0.9
SW
13
0.8
WSW
13
2.5
W
8
4
W
10
3.5
WSW
12
4.5
WSW
14
4
WSW
15
3.5
WSW
14
3
WSW
14
3
WSW
15
2.3
WSW
14
2.2
SW
14
2.2
SW
14
2.2
SW
14
2
WSW
13
1.9
WSW
13
1.8
WSW
13
Wave Graph
Metric surfscale
Energy kJ
854
792
822
742
261
219
1018
2954
3817
7664
7383
5153
3933
3227
2151
1697
1697
1748
1329
1188
1058
Wind (km/h)
10
SW
15
WSW
15
WSW
15
W
15
WNW
20
NW
30
NW
20
WSW
25
WSW
20
SW
15
SW
10
SW
15
WSW
15
WSW
15
W
15
W
10
WNW
10
NW
10
NNE
10
NW
15
NNE
Wind State
cross
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
on
on
cross
cross-on
cross
High Tide
3:55PM2.79m
4:35AM2.71m
5:26PM2.77m
5:56AM2.73m
6:38PM2.88m
7:01AM2.84m
7:30PM3.04m
7:53AM3.00m
8:13PM3.23m
8:36AM3.17m
8:51PM3.41m
9:13AM3.34m
9:27PM3.57m
Low Tide
9:31AM1.32m
10:19PM1.49m
10:49AM1.43m
11:47PM1.50m
12:16PM1.39m
00:59AM1.37m
1:19PM1.23m
1:49AM1.18m
2:07PM1.03m
2:29AM0.98m
2:46PM0.83m
3:05AM0.79m
3:21PM0.65m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:56
6:54
6:54
6:52
6:50
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
5:51
5:52
5:52
5:53
5:54
5:54
 mm
1
5
Temp °C
13
13
13
13
13
13
14
14
13
13
13
13
13
13
13
13
13
12
13
14
13
Feels °C
10
10
10
10
9
9
9
10
7
7
8
10
10
10
11
11
11
11
11
12
10
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  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Port Waikato-Sunset beach Surf forecast

The above surf forecast table for Port Waikato-Sunset beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Port Waikato-Sunset beach can be found by selecting the local surf guide option on the grey menu. Our Port Waikato-Sunset beach 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 (Port Waikato-Sunset beach) 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 Port Waikato-Sunset beach 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.

Port Waikato-Sunset beach is 30 km (19 miles) from the city of Pukekohe East. If you plan a holiday in Raglan and West Waikato, look for hotels and other accommodation in Pukekohe East. Pukekohe East has rooms for a wide range of budgets as well as car hire and transport links.

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