- Forecast
- Maps
- Live
- Weather State
- Spot Information
Otago Peninsula - Boulder Beach Surf Forecast
/ Otago (35 surf breaks) /
Surf Forecasts:
Otago Peninsula - Boulder Beach surfForecast / Otago / New Zealand
12 Day Weather and Surf, issued 5 pm Wednesday 27 Aug 2025 NZST
Best Forecast Surf Conditions for Otago Peninsula - Boulder Beach this week:
The surf forecast for Otago Peninsula - Boulder Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 29) at 6AM. The primary swell is predicted to be 0.4m and 12s period with a secondary swell of 0.2m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Otago Peninsula - Boulder Beach in the next 12 days are 3.5m 11s and forecast to arrive on Monday (Sep 01) 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 1.9m 7s period and expected on Thursday (Aug 28) at 9AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Fri 29th Aug) | 1.5ft (0.4m) 12s |
| Best Surf | 9PM (Sun 31st Aug) | 10ft (3.0m) 10s |
| Most Powerful | 3AM (Mon 1st Sep) | 11ft (3.5m) 11s |
Table - best surf conditions forecast for Otago Peninsula - Boulder Beach over the next 12 days.
Short Range Forecast Light rain (total 2mm), mostly falling on Fri morning. Very mild (max 13°C on Wed afternoon, min 5°C on Fri night). Winds decreasing (fresh winds from the WSW on Fri morning, light winds from the WNW by Fri night). | Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Mon morning. Very mild (max 10°C on Mon night, min 5°C on Sat night). Winds increasing (light winds from the SW on Sat afternoon, strong winds from the W by Tue morning). | ||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 31 | Monday 01 | Tuesday 02 | |||||||||||||||||
| 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 | 14 | 13 | 13 | 12 | 12 | 9 | 13 | 10 | 12 | 11 | 10 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 11 | 10 | ||
Wave (?)Graph  | |||||||||||||||||||||||
| Energy (?) | 87 | 47 | 18 | 17 | 14 | 36 | 127 | 1470 | 407 | 547 | 527 | 1865 | 763 | 3161 | 1010 | 1230 | 748 | 441 | 349 | 1628 | 1398 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | cross- off | cross | cross | cross | off | cross- off | cross | cross | cross- on | cross- off | cross | cross | off | cross | cross | off | off | ||
High Tide / height (m) | 6:52PM 1.78 | 7:17AM 1.78 | 7:38PM 1.67 | 8:06AM 1.69 | 8:28PM 1.58 | 8:57AM 1.63 | 9:24PM 1.52 | 9:49AM 1.59 | 10:19PM 1.49 | 10:42AM 1.58 | 11:13PM 1.51 | 11:33AM 1.62 | 12:04AM 1.56 | ||||||||||
Low Tide / height (m) | 1:37AM 0.33 | 2:04PM 0.32 | 2:19AM 0.38 | 2:46PM 0.38 | 3:05AM 0.41 | 3:31PM 0.42 | 3:53AM 0.43 | 4:22PM 0.45 | 4:45AM 0.42 | 5:19PM 0.44 | 5:38AM 0.40 | 6:17PM 0.40 | 6:31AM 0.36 | ||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 31 | Monday 01 | Tuesday 02 | |||||||||||||||||
| Sunrise | - | - | 7:15 | - | - | 7:13 | - | - | 7:11 | - | - | 7:09 | - | - | 7:07 | - | - | 7:05 | - | - | 7:03 | ||
| Sunset | 6:00 | - | - | 6:02 | - | - | 6:04 | - | - | 6:05 | - | - | 6:06 | - | - | 6:07 | - | - | 6:08 | - | - | ||
 |  |  |  |  |  | |  | | | | | | |  | | | | | | | |||
Rain (mm) | - | - | - | - | - | 1 | - | 1 | - | - | 2 | - | - | - | 3 | 2 | - | 2 | - | - | - | ||
| Temp. °C | 13 | 13 | 13 | 13 | 11 | 8 | 10 | 6 | 9 | 9 | 7 | 6 | 7 | 6 | 6 | 8 | 10 | 10 | 10 | 11 | 13 | ||
| Feels °C (?) | 9 | 8 | 10 | 9 | 8 | 1 | 3 | 0 | 5 | 5 | 2 | -2 | -1 | 0 | 1 | -1 | 3 | 0 | 0 | 4 | 6 | ||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Otago
Cross-off winds at Dunedin - St Clair are now cross-shore so expect speed-bumps in the surf (light winds from the ENE at Port Chalmers wx 13 km from Dunedin - St Clair). 0.3m 14s groundswell from the SSW with a 0.2m 9s swell from the S. 2 swells combining to make bigger set waves.
Actual: 45 min ago
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Otago Peninsula - Boulder Beach 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 Otago Peninsula - Boulder Beach Surf forecast
The above surf forecast table for Otago Peninsula - Boulder Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Otago Peninsula - Boulder Beach can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Boulder Beach 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 (Otago Peninsula - Boulder Beach) 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 Otago Peninsula - Boulder Beach 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 Otago? If you are looking for accommodation near Otago Peninsula - Boulder Beach, camping, hotels and holiday cottages in Otago, consider staying in Dunedin which is 9 km (6 miles) away.
Nearest