Surf Forecasts:
Dunedin - Cob Cottage surf forecast from 13 Aug 2026:
- Best quality surf: Monday 17 Aug, 12AM (local time) - 7.5ft (2.3m), 14s period, SSW swell with offshore winds.
- Most powerful swell: Tuesday 18 Aug, 9PM (local time) - 10ft (3.0m), 16s period, SSW swell with 4,285 kJ wave energy.
- Next surfable swell (1★+): Friday 14 Aug, 12AM (local time) - 1.5ft (0.5m), 15s 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 Friday (Aug 14) at 12AM. The primary swell is predicted to be 0.5m and 15s period with a secondary swell of 0.8m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Dunedin - Cob Cottage in the next 16 days are 3.0m 16s and forecast to arrive on Tuesday (Aug 18) 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 1.0m 8s period and expected on Friday (Aug 14) at 12AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Fri 14th Aug) | 1.5ft (0.5m) 15s |
| Best Surf | 12AM (Mon 17th Aug) | 7.5ft (2.3m) 14s |
| Most Powerful | 9PM (Tue 18th Aug) | 10ft (3.0m) 16s |
Table - best surf conditions forecast for Dunedin - Cob Cottage over the next 16 days.
Short Range ForecastLight rain (total 5mm), mostly falling on Sat morning. Very mild (max 13°C on Fri afternoon, min 4°C on Sat night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 12°C on Tue morning, min 6°C on Sun afternoon). Wind will be generally light. | |||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||
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 16 | S 15 | SSW 16 | S 18 | SSW 17 | SSW 16 | SSW 16 | S 15 | S 16 | S 16 | SSW 14 | SSW 14 | SSW 13 | SSW 7 | SSW 10 | SW 14 | SSW 16 | S 14 | SSW 13 | S 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 131 | 112 | 81 | 230 | 610 | 787 | 905 | 1088 | 1160 | 1117 | 2200 | 1579 | 232 | 145 | 263 | 2290 | 4015 | 1354 | 1788 | 713 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | glassy | cross-on | glassy | cross | cross | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 3:24AM1.96m | 3:53PM2.01m | 4:13AM1.93m | 4:41PM1.94m | 5:02AM1.86m | 5:29PM1.84m | 5:52AM1.77m | 6:18PM1.72m | 6:45AM1.68m | 7:10PM1.61m | 7:42AM1.60m | 8:08PM1.52m | ||||||||
Low Tide | 9:18PM0.04m | 9:38AM-0.05m | 10:07PM0.06m | 10:28AM0.01m | 10:56PM0.10m | 11:19AM0.10m | 11:46PM0.18m | 12:11PM0.22m | 00:37AM0.27m | 1:05PM0.34m | 1:30AM0.37m | 2:01PM0.45m | 2:26AM0.44m | |||||||
 |  |  | | |  | |  | |  | | | | | | | | | | | |
 | — | — | 7:39 | — | — | 7:37 | — | — | 7:37 | — | — | 7:35 | — | — | 7:33 | — | — | 7:31 | — | — |
 | 5:45 | — | — | 5:46 | — | — | 5:47 | — | — | 5:49 | — | — | 5:50 | — | — | 5:52 | — | — | 5:52 | — |
mm | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 10 | 12 | 13 | 10 | 7 | 7 | 6 | 7 | 7 | 8 | 8 | 10 | 9 | 12 | 11 | 11 | 10 | 10 | 10 |
Feels °C | 10 | 9 | 11 | 11 | 8 | 1 | 2 | 2 | 3 | 4 | 5 | 3 | 5 | 4 | 7 | 6 | 6 | 5 | 4 | 5 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ENE 8 | ENE 8 | ENE 7 | SSW 17 | SSW 16 | SSW 16 | S 15 | S 16 | S 16 | SSW 15 | S 14 | S 8 | SSW 7 | S 13 | SSW 15 | S 16 | S 14 | S 13 | S 11 |
| kJ | 374 | 128 | 69 | 59 | 610 | 787 | 905 | 1088 | 1160 | 1117 | 1007 | 899 | 144 | 82 | 92 | 948 | 2402 | 1354 | 927 | 713 |
Swell 2 Height (m) Direction Period (s) | S 16 | ESE 8 | ESE 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 7 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SSW 13 | SSW 13 | ENE 9 | E 10 | E 10 | ESE 12 | ESE 13 | SE 12 |
| kJ | 131 | 90 | 58 | 41 | 74 | 77 | 44 | 25 | 46 | 48 | 48 | 29 | 232 | 127 | 16 | 17 | 17 | 15 | 16 | 5 |
Swell 3 Height (m) Direction Period (s) | SE 14 | S 15 | SSW 16 | S 18 | ENE 8 | ESE 14 | ESE 13 | SE 13 | ESE 13 | ESE 12 | SE 12 | SE 16 | ENE 10 | ENE 9 | SE 13 | SE 13 | ESE 12 | E 10 | E 10 | E 9 |
| kJ | 29 | 112 | 81 | 230 | 43 | 18 | 17 | 28 | 17 | 15 | 6 | 38 | 30 | 27 | 28 | 27 | 15 | 8 | 8 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSW 4 | S 5 | — | WNW 3 | — | SSW 14 | SSW 14 | — | SSW 7 | SSW 10 | SW 14 | SSW 16 | — | SSW 13 | — |
| kJ | — | — | — | — | — | 24 | 52 | — | 3 | — | 2200 | 1579 | — | 145 | 263 | 2290 | 4015 | — | 1788 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 35 | 0 | 0 | 15 | 0 | 35 | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 17 | 64 | 17 | 17 | 64 | 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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