Surf Forecasts:
Otago Peninsula - Boulder Beach surf forecast from 12 Oct 2026:
- Best quality surf: Sunday 18 Oct, 4PM (local time) - 5.5ft (1.7m), 16s period, S swell with glassy winds.
- Most powerful swell: Saturday 17 Oct, 10PM (local time) - 7ft (2.2m), 13s period, SSW swell with 1,569 kJ wave energy.
- Next surfable swell (1★+): Tuesday 13 Oct, 7AM (local time) - 2ft (0.6m), 18s period with SSW swell.
Best Forecast Surf Conditions for Otago Peninsula - Boulder Beach this week:
The surf forecast for Otago Peninsula - Boulder Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 13) at 7AM. The primary swell is predicted to be 0.6m and 18s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Otago Peninsula - Boulder Beach in the next 16 days are 2.2m 13s and forecast to arrive on Saturday (Oct 17) at 10PM. 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 7s period and expected on Tuesday (Oct 13) at 1PM.
| Wave Type | Time (NZDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Tue 13th Oct) | 2ft (0.6m) 18s |
| Best Surf | 4PM (Sun 18th Oct) | 5.5ft (1.7m) 16s |
| Most Powerful | 10PM (Sat 17th Oct) | 7ft (2.2m) 13s |
Table - best surf conditions forecast for Otago Peninsula - Boulder Beach over the next 16 days.
Short Range ForecastHeavy rain (total 35mm), heaviest during Tue night. Warm (max 20°C on Tue afternoon, min 7°C on Thu morning). Winds increasing (calm on Mon night, fresh winds from the S by Thu afternoon). | Days 4-6 Weather SummarySome drizzle, heaviest during Thu night. Very mild (max 17°C on Sun afternoon, min 5°C on Fri night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Sun afternoon). | ||||||||||||||||||||
Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||||
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) | SSW 17 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | ESE 6 | SE 6 | SE 7 | ESE 8 | ESE 8 | S 8 | S 8 | SSW 9 | SSW 12 | S 13 | S 15 | S 16 | S 15 | SSW 13 | SSW 13 | SSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 235 | 198 | 165 | 105 | 59 | 102 | 209 | 500 | 319 | 221 | 418 | 235 | 352 | 1002 | 747 | 1209 | 1434 | 447 | 670 | 563 | 437 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | on | cross | cross | cross-on | on | on | cross-on | on | on | cross | cross-on | on | cross | cross | glassy | cross | cross | cross-on | cross-off |
High Tide | 6:22AM1.70m | 6:45PM1.59m | 7:10AM1.63m | 7:34PM1.52m | 8:01AM1.58m | 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 | |||||||
Low Tide | 12:34PM0.23m | 00:50AM0.25m | 1:17PM0.30m | 1:32AM0.31m | 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 | ||||||||
 |  |  | | | |  |  |  |  |  |  | | | | | |  | | | | |
 | 6:48 | — | — | 6:46 | — | — | 6:43 | — | — | 6:43 | — | — | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — |
 | — | 8:00 | — | — | 8:00 | — | — | 8:02 | — | — | 8:04 | — | — | 8:05 | — | — | 8:07 | — | — | 8:07 | — |
mm | — | 2 | 10 | 3 | 2 | 10 | 7 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 11 | 11 | 10 | 16 | 17 | 14 | 15 | 16 | 17 |
Feels °C | 16 | 17 | 6 | 5 | 5 | 4 | 1 | -1 | 1 | 2 | 2 | 3 | 6 | 6 | 7 | 12 | 14 | 8 | 9 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | S 5 | ENE 7 | S 8 | SSW 13 | ENE 7 | SSW 15 | ESE 8 | ESE 8 | S 8 | S 8 | S 10 | S 10 | S 13 | S 15 | S 16 | SSW 11 | SSW 13 | SSW 13 | SSW 12 |
| kJ | 59 | 54 | 24 | 29 | 41 | 54 | 79 | 45 | 319 | 221 | 284 | 235 | 318 | 327 | 747 | 1209 | 1434 | 350 | 670 | 563 | 437 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 16 | ENE 7 | SSW 14 | ENE 7 | S 7 | SSW 11 | S 12 | S 9 | SSE 9 | ESE 9 | ESE 9 | ESE 8 | S 13 | ESE 8 | E 7 | E 7 | S 15 | — | E 11 | NE 4 |
| kJ | 235 | 198 | 43 | 105 | 29 | 17 | 22 | 3 | 39 | 25 | 249 | 140 | 55 | 166 | 11 | 4 | 4 | 447 | — | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 14 | SSW 8 | SSW 13 | S 16 | SSW 16 | SW 12 | SSW 14 | SSW 13 | SSW 13 | S 12 | S 14 | E 8 | — | E 9 | E 9 | E 9 | — | — | E 11 |
| kJ | — | — | 165 | 24 | 59 | 21 | 51 | 66 | 38 | 34 | 34 | 137 | 37 | 34 | — | 2 | 2 | 2 | — | — | 2 |
Wind waves Height (m) Direction Period (s) | NE 7 | — | — | ENE 2 | E 3 | ESE 6 | SE 6 | SE 7 | SSW 6 | S 7 | S 8 | — | SSW 9 | SSW 12 | — | — | — | — | — | NE 3 | — |
| kJ | 104 | — | — | 1 | 4 | 102 | 209 | 500 | 101 | 178 | 418 | — | 352 | 1002 | — | — | — | — | — | 5 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 12 | 108 | 266 | 17 | 18 | 315 | 17 | 17 | 17 | 7 | 12 | 310 | 15 | 6 | 0 | 4 | 27 | 12 | 0 |
Best forecast wave conditions in Otago | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Otago Peninsula - Boulder Beach Surf forecast
The above surf forecast table for Otago Peninsula - Boulder 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 - Boulder Beach can be found by selecting the local surf guide option on the grey menu. Our Otago Peninsula - Boulder 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 - Boulder 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 - Boulder 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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