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Dunedin - Cob Cottage surfForecast / Otago / New Zealand
12 Day Weather and Surf, issued 5 pm Sunday 17 Aug 2025 NZST
Best Forecast Surf Conditions for Dunedin - Cob Cottage this week:
The surf forecast for Dunedin - Cob Cottage over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 18) at 12AM. The primary swell is predicted to be 0.9m and 16s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Dunedin - Cob Cottage in the next 12 days are 2.5m 12s and forecast to arrive on Wednesday (Aug 20) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Friday (Aug 22) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Mon 18th Aug) | 3ft (0.9m) 16s |
| Best Surf | 9PM (Tue 19th Aug) | 8ft (2.5m) 9s |
| Most Powerful | 3AM (Wed 20th Aug) | 8ft (2.5m) 12s |
Table - best surf conditions forecast for Dunedin - Cob Cottage over the next 12 days.
Short Range Forecast Moderate rain (total 14mm), heaviest on Mon afternoon. Very mild (max 11°C on Sun afternoon, min 4°C on Mon afternoon). Winds increasing (calm on Sun night, fresh winds from the SSW by Mon night). | Days 3-6 Weather Summary Mostly dry. Very mild (max 12°C on Fri afternoon, min 7°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 15 | 16 | 14 | 13 | 12 | 8 | 9 | 9 | 12 | 14 | 15 | 16 | 15 | 16 | 16 | 15 | 14 | 14 | 16 | 16 | 10 | ||
Wave (?)Graph  | |||||||||||||||||||||||
| Energy (?) | 296 | 443 | 344 | 352 | 270 | 1013 | 837 | 525 | 1588 | 582 | 850 | 935 | 925 | 716 | 868 | 831 | 339 | 163 | 255 | 249 | 163 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | glass | cross- off | cross | cross | cross | off | cross- off | cross | off | cross- off | cross | off | off | cross | cross- off | glass | glass | glass | glass | ||
High Tide / height (m) | 9:47PM 1.63 | 10:28AM 1.76 | 10:55PM 1.67 | 11:33AM 1.81 | 11:55PM 1.72 | 12:30PM 1.87 | 12:49AM 1.78 | 1:20PM 1.91 | 1:38AM 1.82 | 2:06PM 1.93 | 2:23AM 1.84 | 2:50PM 1.92 | 3:06AM 1.83 | ||||||||||
Low Tide / height (m) | 4:04AM 0.27 | 4:44PM 0.33 | 5:06AM 0.24 | 5:44PM 0.30 | 6:04AM 0.19 | 6:39PM 0.25 | 6:57AM 0.14 | 7:29PM 0.21 | 7:46AM 0.10 | 8:15PM 0.18 | 8:32AM 0.09 | 8:59PM 0.17 | 9:15AM 0.10 | ||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||
| Sunrise | - | - | 7:33 | - | - | 7:31 | - | - | 7:30 | - | - | 7:28 | - | - | 7:26 | - | - | 7:24 | - | - | 7:22 | ||
| Sunset | 5:50 | - | - | 5:52 | - | - | 5:52 | - | - | 5:53 | - | - | 5:54 | - | - | 5:55 | - | - | 5:58 | - | - | ||
 |  |  |  |  |  | |  |  | | | | |  | | | | | | | | |||
Rain (mm) | - | - | 1 | 7 | 4 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| Temp. °C | 11 | 9 | 8 | 5 | 6 | 7 | 8 | 8 | 10 | 10 | 9 | 9 | 10 | 9 | 10 | 12 | 9 | 9 | 9 | 8 | 10 | ||
| Feels °C (?) | 8 | 8 | 6 | -1 | -1 | -1 | 1 | 3 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 9 | 7 | 7 | 7 | 6 | 7 | ||
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Recent Eyeball Surf Reports for Otago
Continuing clean conditions at Dunedin - Cob Cottage (calm at DunedinAeroAws 10 km from Dunedin - Cob Cottage). 1.1m 16s long period groundswell from the SSW with a 0.5m 14s groundswell from the SE. 2 swells combining to make bigger set waves.
1 h 18 min ago
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dunedin - Cob Cottage surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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 12 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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