Surf Forecasts:
Dunedin - Cob Cottage surf forecast from 25 Aug 2026:
- Best quality surf: Tuesday 1 Sep, 6AM (local time) - 10ft (3.0m), 13s period, S swell with offshore winds.
- Most powerful swell: Sunday 30 Aug, 9PM (local time) - 16ft (5.0m), 15s period, SW swell with 11,298 kJ wave energy.
- Next surfable swell (1★+): Wednesday 26 Aug, 9AM (local time) - 5ft (1.5m), 14s period with S swell.
Best Forecast Surf Conditions for Dunedin - Cob Cottage this week:
The surf forecast for Dunedin - Cob Cottage over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 26) at 9AM. The primary swell is predicted to be 1.5m and 14s period with a secondary swell of 0.2m and 14s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Dunedin - Cob Cottage in the next 16 days are 5.0m 15s and forecast to arrive on Sunday (Aug 30) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Thursday (Aug 27) at 6PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Wed 26th Aug) | 5ft (1.5m) 14s |
| Best Surf | 6AM (Tue 1st Sep) | 10ft (3.0m) 13s |
| Most Powerful | 9PM (Sun 30th Aug) | 16ft (5.0m) 15s |
Table - best surf conditions forecast for Dunedin - Cob Cottage over the next 16 days.
Short Range ForecastModerate rain (total 14mm), heaviest on Wed morning. Very mild (max 11°C on Fri morning, min 6°C on Wed night). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Fri morning). | Days 4-6 Weather SummaryModerate rain (total 12mm), heaviest on Mon afternoon. Very mild (max 12°C on Sat morning, min 6°C on Sat night). Winds increasing (light winds from the NW on Sat afternoon, strong winds from the WSW by Mon afternoon). | ||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | |||||||||||||||
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) | S 14 | S 16 | S 16 | S 14 | S 12 | S 12 | S 11 | S 10 | S 10 | S 10 | SSW 18 | SSW 17 | SW 14 | SSW 16 | S 15 | S 12 | SSW 12 | S 15 | S 12 | S 11 | S 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 849 | 1533 | 2347 | 1454 | 885 | 446 | 289 | 210 | 174 | 67 | 114 | 101 | 6113 | 5229 | 2906 | 887 | 1968 | 6652 | 2426 | 1246 | 440 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | on | cross-on | cross-on | cross | glassy | glassy | glassy | off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | glassy | cross-off |
High Tide | 1:41PM1.74m | 1:53AM1.67m | 2:17PM1.77m | 2:29AM1.70m | 2:53PM1.79m | 3:06AM1.73m | 3:29PM1.79m | 3:44AM1.74m | 4:07PM1.77m | 4:24AM1.74m | 4:48PM1.73m | 5:08AM1.73m | 5:33PM1.69m | ||||||||
Low Tide | 7:44PM0.33m | 7:56AM0.24m | 8:22PM0.29m | 8:35AM0.19m | 9:00PM0.25m | 9:15AM0.18m | 9:39PM0.24m | 9:56AM0.18m | 10:20PM0.25m | 10:40AM0.22m | 11:03PM0.27m | 11:29AM0.27m | 11:52PM0.31m | ||||||||
 |  |  |  | |  | | | |  | |  | | | | | |  | | | | |
 | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:13 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — |
 | — | 6:00 | — | — | 6:02 | — | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — | — | 6:07 | — | — | 6:08 | — |
mm | 7 | 5 | — | — | 1 | — | — | 1 | — | — | — | 1 | — | 1 | 2 | 4 | 4 | — | — | — | — |
Temp °C | 9 | 8 | 8 | 7 | 8 | 9 | 11 | 11 | 9 | 12 | 12 | 11 | 11 | 11 | 8 | 9 | 9 | 6 | 13 | 15 | 10 |
Feels °C | 7 | 5 | 5 | 0 | 1 | 4 | 9 | 9 | 5 | 6 | 7 | 7 | 4 | 3 | -1 | 1 | 0 | 0 | 10 | 13 | 6 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 16 | S 16 | S 14 | S 12 | S 12 | ENE 9 | ENE 10 | ENE 9 | ENE 8 | ENE 9 | SSW 10 | SSW 14 | ENE 8 | S 15 | S 12 | E 11 | — | S 12 | S 11 | S 10 |
| kJ | 849 | 1533 | 2347 | 1454 | 885 | 446 | 525 | 671 | 287 | 101 | 71 | 61 | 1690 | 6 | 2906 | 887 | 2 | — | 2426 | 1246 | 440 |
Swell 2 Height (m) Direction Period (s) | ESE 14 | ESE 13 | ESE 13 | ESE 12 | SE 11 | E 16 | S 11 | S 10 | S 10 | S 10 | SSE 9 | ENE 8 | NE 8 | SE 12 | NE 8 | SSW 15 | — | — | — | SSW 15 | SSW 14 |
| kJ | 19 | 17 | 16 | 14 | 5 | 5 | 289 | 210 | 174 | 67 | 28 | 25 | 17 | 6 | 3 | 392 | — | — | — | 246 | 116 |
Swell 3 Height (m) Direction Period (s) | — | ESE 13 | — | — | — | — | S 22 | SSE 14 | S 21 | SSW 8 | SSW 18 | SSW 17 | SE 12 | — | SE 12 | — | — | — | — | — | NE 5 |
| kJ | — | 34 | — | — | — | — | 10 | 71 | 35 | 23 | 114 | 101 | 6 | — | 5 | — | — | — | — | — | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | ENE 4 | ENE 6 | ENE 8 | — | — | SW 4 | — | SW 6 | WNW 2 | SW 14 | SSW 16 | — | WSW 4 | SSW 12 | S 15 | — | NNE 3 | — |
| kJ | — | — | — | 35 | 299 | 480 | — | — | 7 | — | 34 | 1 | 6113 | 5229 | — | 19 | 1968 | 6652 | — | 3 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 17 | 255 | 304 | 520 | 71 | 0 | 17 | 17 | 0 | 10 | 0 | 87 | 334 | 17 | 5 | 191 | 87 | 0 | 0 |
Best forecast wave conditions in Otago | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Dunedin - Cob Cottage Surf forecast
The above surf forecast table for Dunedin - Cob Cottage provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dunedin - Cob Cottage can be found by selecting the local surf guide option on the grey menu. Our Dunedin - Cob Cottage 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 (Dunedin - Cob Cottage) 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 Dunedin - Cob Cottage 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.
Dunedin - Cob Cottage is 17 km (11 miles) from Dunedin. If you plan a holiday in Otago, look for hotels and other accommodation in Dunedin. Dunedin has rooms for a wide range of budgets as well as car hire and transport links.
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