Surf Forecasts:
Otago Peninsula - Allans Beach surf forecast from 9 Sep 2026:
- Best quality surf: Saturday 12 Sep, 3PM (local time) - 16ft (5.0m), 16s period, SW swell with cross-shore winds.
- Most powerful swell: Saturday 12 Sep, 3PM (local time) - 16ft (5.0m), 16s period, SW swell with 13,508 kJ wave energy.
- Next surfable swell (1★+): Saturday 12 Sep, 3PM (local time) - 16ft (5.0m), 16s period with SW swell.
Best Forecast Surf Conditions for Otago Peninsula - Allans Beach this week:
The surf forecast for Otago Peninsula - Allans Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 12) at 3PM. The primary swell is predicted to be 5.0m and 16s period with a secondary swell of 4.0m and 16s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Otago Peninsula - Allans Beach in the next 16 days are 5.0m 16s and forecast to arrive on Saturday (Sep 12) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Tuesday (Sep 15) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Sat 12th Sep) | 16ft (5.0m) 16s |
| Best Surf | 3PM (Sat 12th Sep) | 16ft (5.0m) 16s |
| Most Powerful | 3PM (Sat 12th Sep) | 16ft (5.0m) 16s |
Table - best surf conditions forecast for Otago Peninsula - Allans Beach over the next 16 days.
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Very mild (max 11°C on Fri morning, min 6°C on Wed night). Winds increasing (light winds from the WNW on Wed night, near gales from the WSW by Fri night). | Days 5-7 Weather SummaryLight rain (total 4mm), mostly falling on Sat night. Very mild (max 17°C on Tue afternoon, min 9°C on Sat night). Winds decreasing (strong winds from the WSW on Sat night, light winds from the NNE by Mon afternoon). | ||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||
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) | SW 13 | SSW 14 | SSW 18 | SSW 18 | SSW 17 | SW 13 | SSW 15 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 12 | SSW 13 | SSW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 1288 | 742 | 3945 | 3858 | 3301 | 4721 | 7946 | 12187 | 13508 | 10024 | 6108 | 4206 | 2402 | 1860 | 1159 | 500 | 512 | 341 | 172 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-on | cross-off | cross-off | cross-on | cross | cross-on | cross | cross | cross-on | cross-on | cross | cross | cross-off | cross-off | off | off | on |
High Tide | 2:30AM1.81m | 2:59PM1.88m | 3:21AM1.82m | 3:49PM1.85m | 4:11AM1.81m | 4:37PM1.80m | 5:01AM1.78m | 5:27PM1.73m | 5:52AM1.72m | 6:17PM1.65m | 6:43AM1.66m | 7:08PM1.58m | |||||||
Low Tide | 8:50AM0.04m | 9:19PM0.08m | 9:40AM0.03m | 10:06PM0.07m | 10:28AM0.06m | 10:51PM0.09m | 11:14AM0.10m | 11:36PM0.14m | 12:00PM0.17m | 00:19AM0.20m | 12:45PM0.25m | 1:04AM0.28m | |||||||
 |  |  |  | | |  | | | | | |  |  | |  |  | | | |
 | — | 6:50 | — | — | 6:48 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:41 | — | — |
 | — | — | 6:17 | — | — | 6:19 | — | — | 6:21 | — | — | 6:22 | — | — | 6:22 | — | — | 6:23 | — |
mm | 2 | — | 1 | — | — | 1 | 1 | — | — | 4 | — | — | — | — | — | — | — | — | 3 |
Temp °C | 10 | 8 | 8 | 7 | 11 | 9 | 8 | 8 | 11 | 10 | 11 | 13 | 11 | 12 | 13 | 13 | 16 | 17 | 15 |
Feels °C | 6 | -1 | 0 | 0 | 2 | -1 | -2 | -2 | 4 | 3 | 4 | 8 | 7 | 9 | 10 | 10 | 11 | 11 | 6 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | SSW 14 | ENE 8 | SSW 18 | SSW 17 | ENE 8 | ENE 14 | ENE 14 | SSW 16 | SSW 16 | ENE 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 12 | SSW 13 | SSW 13 | SW 13 |
| kJ | 101 | 742 | 51 | 3858 | 3301 | 13 | 21 | 18 | 8321 | 5953 | 17 | 3237 | 2402 | 1860 | 1159 | 500 | 512 | 341 | 172 |
Swell 2 Height (m) Direction Period (s) | SSW 23 | SSW 20 | E 16 | ENE 8 | ENE 8 | ENE 14 | — | — | ENE 13 | ENE 13 | — | ENE 13 | ENE 12 | NE 12 | SSE 9 | SSW 15 | NE 12 | NE 11 | NE 6 |
| kJ | 103 | 544 | 5 | 23 | 12 | 21 | — | — | 18 | 17 | — | 16 | 15 | 6 | 77 | 167 | 5 | 5 | 30 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | ENE 8 | NE 16 | E 16 | NNE 4 | — | — | — | — | — | — | E 11 | — | SE 10 | NE 12 | NE 12 | SE 11 | SE 11 | S 8 |
| kJ | 50 | 80 | 10 | 5 | 3 | — | — | — | — | — | — | 2 | — | 4 | 6 | 6 | 5 | 5 | 1 |
Wind waves Height (m) Direction Period (s) | SW 13 | SW 6 | SSW 18 | — | NW 3 | SW 13 | SSW 15 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 13 | — | — | NNE 3 | NNE 4 | NNE 4 | NE 5 | SW 3 |
| kJ | 1288 | 151 | 3945 | — | 4 | 4721 | 7946 | 12187 | 13508 | 10024 | 6108 | 4206 | — | — | 3 | 12 | 13 | 61 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 29 | 35 | 165 | 68 | 166 | 68 | 76 | 122 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 9 |
Best forecast wave conditions in Otago | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Otago Peninsula - Allans Beach Surf forecast
The above surf forecast table for Otago Peninsula - Allans Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Otago Peninsula - Allans Beach can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Allans 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 - Allans 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 - Allans 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.
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