Surf Forecasts:
Dunedin - St Clair surf forecast from 14 Oct 2026:
- Best quality surf: Friday 16 Oct, 7PM (local time) - 7.5ft (2.3m), 12s period, S swell with cross-onshore winds.
- Most powerful swell: Wednesday 21 Oct, 10PM (local time) - 7.5ft (2.3m), 13s period, SW swell with 1,703 kJ wave energy.
- Next surfable swell (1★+): Friday 16 Oct, 7PM (local time) - 7.5ft (2.3m), 12s period with S swell.
Best Forecast Surf Conditions for Dunedin - St Clair this week:
The surf forecast for Dunedin - St Clair over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 16) at 7PM. The primary swell is predicted to be 2.3m and 12s period with a secondary swell of 1.7m and 9s. Another secondary swell of 0.8m and 8s is also forecast. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Dunedin - St Clair in the next 16 days are 2.3m 13s and forecast to arrive on Wednesday (Oct 21) at 10PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Wednesday (Oct 21) at 10AM.
| Wave Type | Time (NZDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Fri 16th Oct) | 7.5ft (2.3m) 12s |
| Best Surf | 7PM (Fri 16th Oct) | 7.5ft (2.3m) 12s |
| Most Powerful | 10PM (Wed 21st Oct) | 7.5ft (2.3m) 13s |
Table - best surf conditions forecast for Dunedin - St Clair over the next 16 days.
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu morning. Very mild (max 12°C on Sat morning, min 4°C on Fri night). Mainly fresh winds. | Days 4-6 Weather SummaryMostly dry. Warm (max 22°C on Tue afternoon, min 9°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | |||||||||||||||
AM | 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) | ESE 7 | ESE 8 | ESE 8 | S 8 | S 9 | S 11 | S 10 | S 10 | S 12 | S 12 | S 13 | S 13 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | S 14 | SSW 13 | SSW 11 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 289 | 365 | 250 | 388 | 562 | 698 | 410 | 320 | 784 | 705 | 350 | 440 | 986 | 746 | 424 | 494 | 503 | 405 | 418 | 256 | 1498 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-off | cross | cross-on | cross-off | cross-off | cross-on | cross-off | cross-off | cross | cross-off | glassy | glassy | cross | cross-on | cross-on | off |
High Tide | 8:26PM1.47m | 8:54AM1.53m | 9:20PM1.43m | 9:47AM1.51m | 10:13PM1.42m | 10:40AM1.51m | 11:04PM1.43m | 11:29AM1.53m | 11:52PM1.47m | 12:16PM1.57m | 00:37AM1.52m | 1:00PM1.61m | 1:21AM1.58m | ||||||||
Low Tide | 2:01PM0.36m | 2:16AM0.37m | 2:47PM0.41m | 3:02AM0.41m | 3:35PM0.45m | 3:51AM0.44m | 4:26PM0.46m | 4:43AM0.44m | 5:20PM0.45m | 5:37AM0.42m | 6:13PM0.42m | 6:31AM0.38m | 7:04PM0.37m | ||||||||
 |  |  |  |  |  | | |  | | | |  | | | | | | | | | |
 | 6:45 | — | — | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — |
 | — | 8:02 | — | — | 8:05 | — | — | 8:06 | — | — | 8:07 | — | — | 8:08 | — | — | 8:09 | — | — | 8:10 | — |
mm | 13 | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 8 | 8 | 8 | 9 | 7 | 12 | 12 | 9 | 19 | 20 | 15 | 13 | 12 | 11 | 17 | 22 | 17 | 12 | 11 | 10 |
Feels °C | 4 | 1 | 1 | 1 | 3 | 2 | 7 | 7 | 5 | 14 | 16 | 8 | 7 | 7 | 7 | 15 | 21 | 9 | 7 | 7 | 6 |
Swell 1 Height (m) Direction Period (s) | SSW 10 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | S 11 | S 10 | S 12 | S 12 | S 12 | SSW 10 | SSW 11 | SSW 14 | SSW 13 | SSW 13 | S 11 | SSW 11 | SSW 10 | SSW 13 | SSW 11 | S 9 |
| kJ | 37 | 365 | 250 | 153 | 105 | 698 | 410 | 193 | 784 | 705 | 281 | 353 | 986 | 746 | 424 | 275 | 343 | 279 | 418 | 256 | 173 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 14 | SSE 11 | S 14 | ESE 8 | ESE 7 | ESE 7 | E 7 | E 7 | S 13 | S 13 | — | — | S 16 | S 16 | S 16 | S 14 | NE 5 | SSW 14 | SSW 13 |
| kJ | 50 | 45 | 38 | 25 | 146 | 48 | 21 | 9 | 4 | 4 | 350 | 440 | — | — | 183 | 494 | 503 | 405 | 1 | 110 | 60 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 11 | S 12 | SSW 13 | NE 9 | NE 9 | NE 9 | NE 9 | E 10 | E 10 | E 7 | NE 7 | — | — | — | — | — | NE 5 | E 10 | E 10 | E 10 |
| kJ | 6 | 33 | 3 | 17 | 3 | 3 | 3 | 3 | 2 | 2 | 4 | 2 | — | — | — | — | — | 1 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ESE 7 | S 6 | S 6 | S 8 | S 9 | — | NW 3 | S 10 | — | — | — | — | — | — | — | — | — | — | W 3 | — | SW 13 |
| kJ | 289 | 105 | 153 | 388 | 562 | — | 2 | 320 | — | — | — | — | — | — | — | — | — | — | 5 | — | 1498 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 21 | 474 | 21 | 20 | 21 | 0 | 20 | 77 | 15 | 0 | 8 | 0 | 30 | 20 | 0 | 0 | 0 | 62 | 77 | 321 | 1 |
Best forecast wave conditions in Otago | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Dunedin - St Clair Surf forecast
The above surf forecast table for Dunedin - St Clair 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 Clair can be found by selecting the local surf guide option on the grey menu. Our Dunedin - St Clair 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 Clair) 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 Clair 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 Clair 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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