Surf Forecasts:
Dunedin - Cob Cottage surf forecast from 14 Sep 2026:
- Best quality surf: Friday 18 Sep, 6AM (local time) - 6ft (1.9m), 9s period, SW swell with cross-offshore winds.
- Most powerful swell: Sunday 20 Sep, 3PM (local time) - 16ft (5.0m), 15s period, SW swell with 10,752 kJ wave energy.
- Next surfable swell (1★+): Tuesday 15 Sep, 6AM (local time) - 1.5ft (0.5m), 14s period with SSW 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 Tuesday (Sep 15) at 6AM. The primary swell is predicted to be 0.5m and 14s period with a secondary swell of 0.6m and 8s. 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 (Sep 20) at 3PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Monday (Sep 21) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Tue 15th Sep) | 1.5ft (0.5m) 14s |
| Best Surf | 6AM (Fri 18th Sep) | 6ft (1.9m) 9s |
| Most Powerful | 3PM (Sun 20th Sep) | 16ft (5.0m) 15s |
Table - best surf conditions forecast for Dunedin - Cob Cottage over the next 16 days.
Short Range ForecastModerate rain (total 17mm), heaviest on Wed afternoon. Very mild (max 18°C on Tue afternoon, min 4°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummaryModerate rain (total 14mm), heaviest on Fri night. Very mild (max 14°C on Sat afternoon, min 4°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the WSW by Sun morning). | ||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||
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) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | S 10 | S 9 | SSW 14 | SSW 14 | SW 15 | S 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 163 | 108 | 98 | 67 | 67 | 152 | 217 | 172 | 376 | 333 | 721 | 827 | 4477 | 514 | 325 | 366 | 2643 | 10752 | 2231 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross | cross-off | cross | cross | off | off | off | off | cross-off | off | cross-off | cross | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:20AM1.75m | 5:42PM1.66m | 6:10AM1.66m | 6:33PM1.56m | 7:05AM1.58m | 7:29PM1.48m | 8:06AM1.53m | 8:33PM1.43m | 9:10AM1.51m | 9:37PM1.43m | 10:11AM1.53m | 10:34PM1.45m | |||||||
Low Tide | 11:10PM0.24m | 11:38AM0.31m | 11:59PM0.34m | 12:31PM0.42m | 00:52AM0.43m | 1:27PM0.51m | 1:48AM0.50m | 2:26PM0.56m | 2:46AM0.54m | 3:25PM0.57m | 3:42AM0.53m | 4:18PM0.55m | |||||||
 |  | |  |  | |  | |  |  |  | | | | | |  | | | |
 | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — |
 | — | — | 6:25 | — | — | 6:27 | — | — | 6:28 | — | — | 6:30 | — | — | 6:30 | — | — | 6:31 | — |
mm | — | — | — | — | 3 | 5 | 6 | 3 | — | 1 | — | — | 7 | — | — | 5 | 1 | — | — |
Temp °C | 13 | 16 | 18 | 11 | 7 | 6 | 6 | 6 | 9 | 6 | 13 | 13 | 10 | 11 | 14 | 10 | 9 | 11 | 8 |
Feels °C | 11 | 13 | 16 | 8 | 2 | 3 | 4 | 3 | 5 | 0 | 8 | 9 | 5 | 9 | 11 | 4 | 0 | 3 | 4 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 8 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | S 10 | S 9 | SSW 14 | SE 11 | SSW 16 | S 16 |
| kJ | 93 | 46 | 98 | 67 | 67 | 152 | 217 | 172 | 376 | 333 | 721 | 827 | 2053 | 514 | 325 | 366 | 31 | 3401 | 2231 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | S 8 | NE 4 | ENE 4 | NE 6 | SSE 4 | SSW 10 | SSW 9 | ESE 12 | SSW 9 | SE 12 | SE 13 | SSW 15 | SSW 15 | SSE 8 | NE 11 | SE 11 | SE 11 |
| kJ | 163 | 108 | 21 | 4 | 2 | 9 | 6 | 52 | 44 | 56 | 158 | 147 | 132 | 462 | 304 | 53 | 5 | 30 | 31 |
Swell 3 Height (m) Direction Period (s) | NE 4 | ENE 4 | ENE 4 | S 8 | SE 10 | SE 10 | NE 6 | ESE 12 | ESE 11 | E 6 | ESE 13 | E 12 | NE 6 | SE 12 | SE 11 | SE 11 | — | ENE 11 | ENE 9 |
| kJ | 2 | 1 | 1 | 5 | 4 | 4 | 1 | 29 | 48 | 2 | 106 | 3 | 1 | 71 | 63 | 60 | — | 11 | 8 |
Wind waves Height (m) Direction Period (s) | NNE 4 | — | NE 4 | NE 4 | SSW 3 | S 5 | — | WSW 2 | — | SW 8 | NW 4 | W 3 | SSW 14 | — | NE 4 | SW 9 | SSW 14 | SW 15 | NNE 3 |
| kJ | 6 | — | 5 | 9 | 6 | 39 | — | 1 | — | 159 | 9 | 2 | 4477 | — | 9 | 230 | 2643 | 10752 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 0 | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 2 | 0 | 184 | 184 | 329 | 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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