Surf Forecasts:
Dunedin - St Kilda Beach surf forecast from 22 Aug 2026:
- Best quality surf: Sunday 23 Aug, 9PM (local time) - 10ft (3.0m), 14s period, SSW swell with cross-offshore winds.
- Most powerful swell: Tuesday 25 Aug, 12PM (local time) - 11ft (3.5m), 14s period, SW swell with 5,633 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 12AM (local time) - 1ft (0.3m), 18s period with S swell.
Best Forecast Surf Conditions for Dunedin - St Kilda Beach this week:
The surf forecast for Dunedin - St Kilda Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 12AM. The primary swell is predicted to be 0.3m and 18s period with a secondary swell of 0.4m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Dunedin - St Kilda Beach in the next 16 days are 3.5m 14s and forecast to arrive on Tuesday (Aug 25) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Thursday (Aug 27) at 12PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Sun 23rd Aug) | 1ft (0.3m) 18s |
| Best Surf | 9PM (Sun 23rd Aug) | 10ft (3.0m) 14s |
| Most Powerful | 12PM (Tue 25th Aug) | 11ft (3.5m) 14s |
Table - best surf conditions forecast for Dunedin - St Kilda Beach over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Sun afternoon. Very mild (max 15°C on Sat afternoon, min 5°C on Sun afternoon). Winds increasing (light winds from the NNE on Sat afternoon, near gales from the W by Sun morning). | Days 5-7 Weather SummaryHeavy rain (total 51mm), heaviest during Thu morning. Very mild (max 12°C on Tue afternoon, min 8°C on Wed morning). Winds increasing (calm on Wed morning, fresh winds from the ENE by Thu morning). | |||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||
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 9 | S 18 | SSW 17 | SW 13 | SSW 14 | SSW 12 | S 10 | S 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | S 14 | S 13 | S 16 | S 16 | S 12 | S 11 | S 11 | S 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 44 | 55 | 99 | 1697 | 2791 | 805 | 507 | 1005 | 1091 | 1204 | 953 | 799 | 1063 | 556 | 1092 | 928 | 513 | 367 | 277 | 156 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross-on | off | glassy | cross-off | cross-off | cross | cross | cross-on | cross-off | cross-off | cross-off |
High Tide | 00:01AM1.50m | 12:27PM1.59m | 00:47AM1.52m | 1:12PM1.62m | 1:30AM1.56m | 1:55PM1.65m | 2:12AM1.59m | 2:36PM1.68m | 2:53AM1.62m | 3:17PM1.70m | 3:33AM1.64m | 3:57PM1.71m | ||||||||
Low Tide | 5:48PM0.44m | 6:06AM0.40m | 6:42PM0.42m | 6:58AM0.37m | 7:31PM0.38m | 7:45AM0.32m | 8:15PM0.33m | 8:28AM0.27m | 8:56PM0.29m | 9:10AM0.23m | 9:36PM0.25m | 9:50AM0.20m | 10:14PM0.23m | |||||||
 |  | |  |  |  | |  |  | |  | |  |  |  | |  | | | | |
 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — |
 | 5:55 | — | — | 5:57 | — | — | 5:58 | — | — | 5:59 | — | — | 6:00 | — | — | 6:01 | — | — | 6:02 | — |
mm | — | — | — | 2 | 2 | — | — | — | — | — | — | 2 | 7 | 14 | 17 | 8 | 3 | — | — | 1 |
Temp °C | 15 | 12 | 7 | 6 | 11 | 14 | 15 | 14 | 12 | 12 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 11 | 11 | 10 |
Feels °C | 12 | 8 | -5 | -5 | 3 | 8 | 11 | 9 | 6 | 7 | 7 | 7 | 7 | 7 | 2 | 0 | 6 | 9 | 8 | 5 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | NE 8 | ENE 8 | SSW 14 | SSW 12 | S 10 | S 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | S 14 | S 13 | S 16 | S 16 | S 12 | S 11 | S 11 | S 10 |
| kJ | 44 | 26 | 116 | 47 | 2791 | 805 | 468 | 1005 | 1091 | 1204 | 953 | 799 | 1063 | 556 | 1092 | 928 | 513 | 367 | 277 | 156 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | S 18 | SSW 17 | ESE 14 | ESE 14 | SSW 15 | SSW 15 | ESE 14 | NE 5 | NE 6 | NE 6 | ESE 14 | ESE 13 | S 16 | ESE 12 | SE 11 | E 6 | E 6 | E 6 | E 6 |
| kJ | 26 | 55 | 99 | 36 | 18 | 581 | 507 | 40 | 4 | 5 | 6 | 19 | 17 | 309 | 14 | 5 | 100 | 50 | 28 | 12 |
Swell 3 Height (m) Direction Period (s) | S 20 | ESE 14 | ESE 14 | — | ENE 10 | ESE 13 | ESE 14 | NE 8 | SE 14 | ESE 14 | ESE 14 | NE 4 | — | ESE 13 | ESE 12 | — | SE 11 | SE 16 | NE 8 | SSW 21 |
| kJ | 8 | 21 | 36 | — | 9 | 18 | 20 | 3 | 31 | 19 | 18 | 1 | — | 16 | 15 | — | 5 | 9 | 9 | 90 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 6 | WSW 3 | SW 13 | WNW 4 | NW 4 | NW 3 | NNE 4 | WSW 5 | — | — | — | — | NE 4 | NE 5 | NE 6 | — | WSW 4 | — | NE 4 |
| kJ | 8 | 38 | 14 | 1697 | 7 | 1 | 2 | 4 | 72 | — | — | — | — | 14 | 76 | 133 | — | 3 | — | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 561 | 476 | 173 | 17 | 0 | 0 | 21 | 22 | 0 | 0 | 0 | 0 | 289 | 223 | 20 | 0 | 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 - St Kilda Beach Surf forecast
The above surf forecast table for Dunedin - St Kilda Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dunedin - St Kilda Beach can be found by selecting the local surf guide option on the grey menu. Our Dunedin - St Kilda 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 (Dunedin - St Kilda 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 Dunedin - St Kilda 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.
Dunedin - St Kilda Beach is 5 km (3 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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