Surf Forecasts:
Otago Peninsula - Long Beach surf forecast from 18 Sep 2026:
- Most powerful swell: Saturday 19 Sep, 12AM (local time) - 2.5ft (0.7m), 13s period, ESE swell with 145 kJ wave energy.
Best Forecast Surf Conditions for Otago Peninsula - Long Beach this week:
The most powerful waves expected at Otago Peninsula - Long Beach in the next 16 days are 0.7m 13s and forecast to arrive on Saturday (Sep 19) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.5m 16s period and expected on Sunday (Sep 20) at 6PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 12AM (Sat 19th Sep) | 2.5ft (0.7m) 13s |
Table - best surf conditions forecast for Otago Peninsula - Long Beach over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Sat night. Very mild (max 15°C on Sat morning, min 6°C on Sat night). Winds increasing (calm on Sat afternoon, strong winds from the WSW by Sat night). | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Mon night. Very mild (max 18°C on Mon afternoon, min 5°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||||
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 13 | ESE 12 | ESE 13 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | NNE 4 | NE 5 | ESE 13 | ESE 13 | E 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 92 | 127 | 145 | 81 | 50 | 49 | 24 | 12 | 12 | 16 | 16 | 17 | 16 | 25 | 13 | 12 | 12 | 11 | 11 | 11 | 11 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-on | on | cross-on | cross-off | cross-off | cross | cross-off | cross-off | off | cross-off | cross | cross-off | cross-off |
High Tide | 8:53PM1.42m | 9:29AM1.50m | 9:55PM1.42m | 10:27AM1.52m | 10:50PM1.44m | 11:17AM1.55m | 11:36PM1.48m | 12:01PM1.60m | 00:17AM1.53m | 12:40PM1.64m | 00:54AM1.58m | 1:17PM1.69m | 1:31AM1.64m | ||||||||
Low Tide | 2:44PM0.53m | 3:03AM0.51m | 3:41PM0.54m | 3:57AM0.50m | 4:33PM0.52m | 4:47AM0.47m | 5:20PM0.47m | 5:32AM0.41m | 6:02PM0.42m | 6:14AM0.34m | 6:42PM0.35m | 6:55AM0.27m | 7:20PM0.29m | ||||||||
 |  |  | |  |  | |  |  | | |  | | | | | | | | | | |
 | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — |
 | — | 6:28 | — | — | 6:30 | — | — | 6:30 | — | — | 6:31 | — | — | 6:32 | — | — | 6:35 | — | — | 6:36 | — |
mm | — | — | — | — | 2 | 3 | 1 | — | — | — | — | 3 | — | — | 1 | 2 | 1 | — | — | — | 2 |
Temp °C | 13 | 14 | 10 | 15 | 14 | 9 | 6 | 10 | 7 | 16 | 18 | 8 | 12 | 14 | 6 | 7 | 8 | 5 | 11 | 13 | 9 |
Feels °C | 8 | 10 | 6 | 13 | 13 | 2 | -2 | 2 | 4 | 11 | 13 | 1 | 6 | 10 | -1 | 0 | 2 | 1 | 7 | 8 | 3 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | S 14 | S 14 | S 15 | ESE 11 | ESE 11 | S 16 | S 12 | S 12 | S 15 | S 15 | S 15 | S 15 | ESE 11 | ESE 11 | S 9 | S 9 | S 15 | ESE 11 |
| kJ | 753 | 1138 | 1074 | 691 | 701 | 957 | 24 | 12 | 3026 | 1005 | 336 | 272 | 531 | 906 | 1178 | 12 | 12 | 328 | 219 | 842 | 11 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 12 | ESE 13 | NE 6 | NE 6 | ESE 11 | — | — | ESE 11 | E 11 | S 14 | NE 6 | ESE 13 | E 12 | ESE 12 | — | E 10 | S 15 | S 15 | ESE 11 | NE 4 |
| kJ | 92 | 127 | 145 | 20 | 22 | 49 | — | — | 11 | 2 | 146 | 8 | 16 | 25 | 13 | — | 2 | 352 | 279 | 11 | 1 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | NE 5 | NE 12 | ESE 12 | ESE 11 | NE 6 | — | — | ESE 11 | ESE 10 | NE 5 | ESE 13 | NE 10 | NE 8 | NE 5 | — | — | ESE 11 | ESE 11 | E 16 | E 15 |
| kJ | 17 | 3 | 5 | 81 | 50 | 9 | — | — | 12 | 11 | 16 | 17 | 4 | 9 | 1 | — | — | 11 | 11 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | NE 5 | NW 2 | — | SW 5 | SSW 16 | S 17 | — | NNE 4 | NNW 2 | SSW 7 | SSW 9 | NE 7 | SW 4 | SSW 15 | S 15 | SSW 9 | — | NNE 3 | SSW 13 |
| kJ | — | — | 23 | 1 | — | 133 | 6655 | 7727 | — | 16 | 1 | 212 | 308 | 12 | 24 | 1658 | 1853 | 705 | — | 3 | 1557 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 5 | 0 | 15 | 6 | 2 | 269 | 299 | 653 | 15 | 17 | 17 | 296 | 35 | 10 | 35 | 51 | 98 | 32 | 10 | 10 | 41 |
Best forecast wave conditions in Otago | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Otago Peninsula - Long Beach Surf forecast
The above surf forecast table for Otago Peninsula - Long 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 - Long Beach can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Long 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 - Long 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 - Long 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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