Surf Forecasts:
Dunedin - St Kilda Beach surf forecast from 6 Sep 2026:
- Best quality surf: Saturday 12 Sep, 3AM (local time) - 18ft (5.5m), 14s period, SSW swell with cross-offshore winds.
- Most powerful swell: Saturday 12 Sep, 6AM (local time) - 18ft (5.5m), 15s period, SSW swell with 13,993 kJ wave energy.
- Next surfable swell (1★+): Monday 7 Sep, 6AM (local time) - 2ft (0.6m), 14s period with SSW 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 Monday (Sep 07) at 6AM. The primary swell is predicted to be 0.6m and 14s period with a secondary swell of 0.9m and 9s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Dunedin - St Kilda Beach in the next 16 days are 5.5m 15s and forecast to arrive on Saturday (Sep 12) at 6AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Tuesday (Sep 08) at 12AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Mon 7th Sep) | 2ft (0.6m) 14s |
| Best Surf | 3AM (Sat 12th Sep) | 18ft (5.5m) 14s |
| Most Powerful | 6AM (Sat 12th Sep) | 18ft (5.5m) 15s |
Table - best surf conditions forecast for Dunedin - St Kilda Beach over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 12°C on Wed afternoon, min 5°C on Sun night). Wind will be generally light. | Days 5-7 Weather SummaryModerate rain (total 14mm), heaviest on Fri night. Very mild (max 10°C on Wed night, min 5°C on Thu night). Winds increasing (light winds from the W on Wed night, strong winds from the WSW by Fri afternoon). | ||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||
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 15 | S 10 | S 9 | S 8 | S 8 | S 8 | S 8 | S 19 | SSW 13 | S 16 | SSW 15 | SSW 18 | SSW 18 | SSW 18 | SSW 16 | SSW 14 | SSW 16 | SSW 15 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 231 | 183 | 133 | 88 | 46 | 43 | 29 | 64 | 127 | 242 | 314 | 961 | 3064 | 1069 | 1068 | 9267 | 13388 | 10526 | 6325 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | off | off | glassy | off | off | cross-off | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross |
High Tide | 11:49PM1.65m | 12:21PM1.80m | 00:45AM1.71m | 1:16PM1.84m | 1:39AM1.77m | 2:08PM1.87m | 2:30AM1.81m | 2:59PM1.88m | 3:21AM1.82m | 3:49PM1.85m | 4:11AM1.81m | 4:37PM1.80m | |||||||
Low Tide | 5:52AM0.19m | 6:35PM0.23m | 6:56AM0.14m | 7:34PM0.17m | 7:55AM0.08m | 8:29PM0.11m | 8:50AM0.04m | 9:19PM0.08m | 9:40AM0.03m | 10:06PM0.07m | 10:28AM0.06m | 10:51PM0.09m | |||||||
 |  | |  | | | | |  |  | |  |  | | | | |  | | |
 | — | 6:56 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — | 6:48 | — | — | 6:47 | — | — |
 | — | — | 6:15 | — | — | 6:15 | — | — | 6:17 | — | — | 6:19 | — | — | 6:20 | — | — | 6:21 | — |
mm | — | — | — | — | — | — | — | — | — | 3 | — | 1 | 1 | 2 | 1 | 4 | — | 2 | 1 |
Temp °C | 6 | 6 | 7 | 7 | 10 | 9 | 8 | 11 | 12 | 10 | 7 | 8 | 7 | 9 | 9 | 5 | 9 | 9 | 8 |
Feels °C | 3 | 4 | 2 | 2 | 8 | 7 | 6 | 8 | 7 | 6 | 0 | 1 | 1 | 0 | -1 | -3 | 0 | 1 | 1 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | S 10 | S 9 | S 8 | S 8 | S 8 | S 8 | SSW 7 | SSW 13 | S 16 | SSW 15 | SSW 18 | SSW 18 | SSW 18 | SSW 16 | SSW 16 | S 16 | S 16 | S 14 |
| kJ | 138 | 183 | 133 | 88 | 46 | 43 | 29 | 18 | 127 | 242 | 314 | 961 | 3064 | 1069 | 1068 | 4972 | 7494 | 6336 | 3466 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | NE 5 | ENE 5 | NE 5 | SSW 12 | S 19 | ENE 10 | SSW 12 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 14 | — | — | SSE 18 |
| kJ | 231 | 118 | 63 | 18 | 10 | 6 | 27 | 64 | 18 | 133 | 73 | 38 | 21 | 11 | 6 | 16 | — | — | 422 |
Swell 3 Height (m) Direction Period (s) | NE 7 | NE 6 | NE 9 | SSW 13 | SSW 13 | SSW 12 | ENE 4 | SSW 12 | SSW 18 | ENE 9 | S 20 | E 16 | E 16 | E 15 | E 14 | — | — | — | E 13 |
| kJ | 2 | 1 | 3 | 34 | 17 | 15 | 2 | 27 | 61 | 59 | 276 | 5 | 5 | 4 | 4 | — | — | — | 3 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 5 | NE 5 | — | — | — | NNE 3 | NE 4 | SW 3 | SW 7 | SW 5 | — | SW 8 | SSW 11 | SSW 14 | SSW 16 | SSW 15 | SSW 14 |
| kJ | — | — | 3 | 51 | — | — | — | 7 | 11 | 3 | 75 | 74 | — | 180 | 742 | 9267 | 13388 | 10526 | 6325 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 22 | 18 | 22 | 17 | 61 | 173 | 173 | 86 | 315 | 32 |
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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