
Surf Forecasts:
Shipwreck Bay-Supertubes surf forecast from 7 Sep 2026:
- Best quality surf: Friday 11 Sep, 12PM (local time) - 18ft (5.5m), 19s period, SW swell with offshore winds.
- Most powerful swell: Friday 11 Sep, 12PM (local time) - 18ft (5.5m), 19s period, SW swell with 21,531 kJ wave energy.
- Next surfable swell (1★+): Tuesday 8 Sep, 12PM (local time) - 8ft (2.5m), 11s period with SW swell.
Best Forecast Surf Conditions for Shipwreck Bay-Supertubes this week:
The surf forecast for Shipwreck Bay-Supertubes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 08) at 12PM. The primary swell is predicted to be 2.5m and 11s period with a secondary swell of 1.0m and 9s. Another secondary swell of 1.7m and 9s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Shipwreck Bay-Supertubes in the next 16 days are 5.5m 19s and forecast to arrive on Friday (Sep 11) at 12PM. Winds are predicted to be offshore at the time the swell arrives.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Tue 8th Sep) | 8ft (2.5m) 11s |
| Best Surf | 12PM (Fri 11th Sep) | 18ft (5.5m) 19s |
| Most Powerful | 12PM (Fri 11th Sep) | 18ft (5.5m) 19s |
Table - best surf conditions forecast for Shipwreck Bay-Supertubes over the next 16 days.
Short Range ForecastLight rain (total 5mm), mostly falling on Mon morning. Very mild (max 15°C on Mon morning, min 11°C on Wed night). Winds decreasing (strong winds from the WSW on Mon night, calm by Tue night). | Days 4-6 Weather SummaryModerate rain (total 10mm), heaviest on Thu night. Very mild (max 14°C on Thu morning, min 11°C on Thu night). Winds increasing (light winds from the WNW on Thu morning, strong winds from the SSW by Thu night). | ||||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 16 | SW 10 | SW 14 | SW 11 | WSW 13 | SW 12 | SW 12 | SW 12 | SW 18 | SW 17 | SW 16 | SW 19 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
Wave Graph | |||||||||||||||||||||
3926 | 4414 | 3623 | 3189 | 1565 | 1430 | 836 | 604 | 716 | 984 | 951 | 3415 | 17896 | 19978 | 17342 | 11696 | 10162 | 10140 | 10064 | 10054 | 9304 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | off | cross-off | glassy | glassy | cross | off | cross | cross-on | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:29PM3.14m | 6:55AM3.09m | 7:28PM3.36m | 7:53AM3.28m | 8:18PM3.56m | 8:42AM3.45m | 9:03PM3.69m | 9:26AM3.57m | 9:44PM3.75m | 10:05AM3.62m | 10:22PM3.72m | 10:42AM3.61m | 10:58PM3.62m | ||||||||
Low Tide | 12:05PM1.06m | 00:46AM0.94m | 1:13PM0.82m | 1:44AM0.67m | 2:07PM0.56m | 2:33AM0.44m | 2:53PM0.36m | 3:16AM0.28m | 3:35PM0.24m | 3:57AM0.20m | 4:14PM0.22m | 4:36AM0.20m | 4:52PM0.29m | ||||||||
6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:30 | — | — | |
— | 6:12 | — | — | 6:13 | — | — | 6:14 | — | — | 6:14 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | |
mm | 3 | 2 | — | — | — | — | — | — | — | — | — | 8 | 1 | — | 1 | — | — | — | — | — | — |
Temp °C | 15 | 15 | 13 | 13 | 14 | 13 | 14 | 13 | 12 | 14 | 14 | 12 | 13 | 13 | 13 | 14 | 13 | 13 | 14 | 14 | 14 |
Feels °C | 10 | 9 | 4 | 6 | 9 | 11 | 12 | 9 | 10 | 9 | 9 | 5 | 3 | 4 | 6 | 7 | 6 | 7 | 9 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | WNW 9 | SW 14 | SW 11 | WSW 13 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 16 | — | — | SW 18 | — | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
3926 | 4414 | 270 | 3189 | 1565 | 1430 | 836 | 604 | 644 | 792 | 698 | 3415 | — | — | 16003 | — | 10162 | 10140 | 10064 | 10054 | 9304 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | WNW 9 | WNW 9 | S 7 | SW 21 | SW 21 | SW 19 | SW 18 | SW 17 | SW 20 | — | — | — | — | — | — | — | — | — |
— | — | — | 184 | 124 | 60 | 277 | 344 | 716 | 984 | 951 | 1860 | — | — | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SW 24 | WSW 11 | SSE 5 | WNW 8 | WNW 7 | WNW 7 | SW 24 | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | 22 | 24 | 6 | 6 | 11 | 5 | 347 | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | WNW 8 | WNW 9 | SW 10 | S 10 | S 8 | — | — | — | — | — | WNW 6 | — | SW 19 | SW 18 | SW 18 | SW 16 | — | — | — | — | — |
935 | 942 | 3623 | 832 | 252 | — | — | — | — | — | 4 | — | 17896 | 19978 | 17342 | 11696 | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 138 | 343 | 118 | 38 | 142 | 0 | 0 | 59 | 0 | 58 | 39 | 77 | 377 | 38 | 38 | 55 | 77 | 59 | 59 | 125 | 464 |
Best forecast wave conditions in Northland | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)
Information about the Shipwreck Bay-Supertubes Surf forecast
The above surf forecast table for Shipwreck Bay-Supertubes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Shipwreck Bay-Supertubes can be found by selecting the local surf guide option on the grey menu. Our Shipwreck Bay-Supertubes 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 (Shipwreck Bay-Supertubes) 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 Shipwreck Bay-Supertubes 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.
Are you planning a holiday in Northland? If you are looking for accommodation near Shipwreck Bay-Supertubes, camping, hotels and holiday cottages in Northland, consider staying in Houhora which is 44 km (27 miles) away.










