Surf Forecasts:
Wainui Beach - Stockroute surf forecast from 20 Sep 2026:
- Best quality surf: Monday 21 Sep, 12AM (local time) - 13ft (4.0m), 11s period, S swell with cross-offshore winds.
- Most powerful swell: Monday 21 Sep, 3AM (local time) - 15ft (4.5m), 12s period, SSW swell with 5,411 kJ wave energy.
- Next surfable swell (1★+): Monday 21 Sep, 12AM (local time) - 13ft (4.0m), 11s period with S swell.
Best Forecast Surf Conditions for Wainui Beach - Stockroute this week:
The surf forecast for Wainui Beach - Stockroute over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 21) at 12AM. The primary swell is predicted to be 4.0m and 11s period with a secondary swell of 2.5m and 11s. Another secondary swell of 0.2m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Wainui Beach - Stockroute in the next 16 days are 4.5m 12s and forecast to arrive on Monday (Sep 21) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Tuesday (Sep 22) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Mon 21st Sep) | 13ft (4.0m) 11s |
| Best Surf | 12AM (Mon 21st Sep) | 13ft (4.0m) 11s |
| Most Powerful | 3AM (Mon 21st Sep) | 15ft (4.5m) 12s |
Table - best surf conditions forecast for Wainui Beach - Stockroute over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Wed morning. Very mild (max 18°C on Tue afternoon, min 6°C on Sun night). Winds decreasing (strong winds from the SSW on Sun afternoon, light winds from the NW by Mon morning). | Days 5-7 Weather SummarySome drizzle, heaviest during Wed night. Very mild (max 12°C on Fri morning, min 6°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed afternoon, calm by Fri afternoon). | |||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | ||||||||||||||
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) | SSE 9 | S 11 | SSE 14 | SSE 12 | SE 10 | SSE 13 | SE 7 | S 8 | SE 8 | SSE 7 | S 8 | S 9 | S 8 | SSE 8 | SSE 10 | SSE 10 | SSE 13 | ESE 13 | ESE 13 | SSE 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 918 | 3485 | 1579 | 722 | 286 | 127 | 31 | 488 | 162 | 231 | 442 | 525 | 418 | 161 | 164 | 130 | 342 | 133 | 93 | 157 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | off | cross-on | off | cross-off | cross-on | cross-off | cross-off | cross | cross | cross-off | cross | off | off | cross-on | off | glassy | cross | cross-off |
High Tide | 00:45AM1.67m | 1:14PM1.73m | 1:39AM1.65m | 2:07PM1.72m | 2:43AM1.66m | 3:11PM1.74m | 3:49AM1.71m | 4:18PM1.80m | 4:41AM1.78m | 5:08PM1.88m | 5:25AM1.86m | 5:49PM1.95m | ||||||||
Low Tide | 6:47PM0.77m | 7:06AM0.81m | 7:43PM0.79m | 7:59AM0.83m | 8:41PM0.79m | 8:59AM0.81m | 9:39PM0.76m | 9:59AM0.75m | 10:33PM0.71m | 10:49AM0.67m | 11:20PM0.64m | 11:32AM0.60m | 00:03AM0.56m | |||||||
 |  |  | | | |  |  |  |  | | | | | | | | | | | |
 | — | — | 5:58 | — | — | 5:58 | — | — | 5:56 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — |
 | 6:00 | — | — | 6:01 | — | — | 6:02 | — | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — | — | 6:07 | — |
mm | — | — | — | — | — | — | 1 | 1 | 2 | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 10 | 13 | 14 | 11 | 16 | 18 | 10 | 10 | 10 | 9 | 10 | 11 | 9 | 12 | 12 | 10 | 12 | 13 | 12 |
Feels °C | 3 | 2 | 9 | 10 | 8 | 13 | 16 | 4 | 4 | 3 | 2 | 3 | 5 | 6 | 8 | 7 | 8 | 8 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SSE 11 | SSE 14 | SSE 12 | SE 10 | SE 7 | SE 7 | SSE 8 | SE 8 | SSE 16 | SSE 7 | SSE 8 | SSE 7 | SSE 8 | SSE 10 | SSE 10 | SSE 13 | SSE 9 | SSE 8 | SSE 11 |
| kJ | 54 | 1633 | 1579 | 722 | 286 | 51 | 31 | 232 | 162 | 89 | 234 | 243 | 157 | 161 | 164 | 130 | 342 | 90 | 86 | 157 |
Swell 2 Height (m) Direction Period (s) | NE 10 | ENE 10 | SE 10 | SE 11 | SE 10 | SSE 13 | SSE 9 | SSE 18 | SSE 16 | ESE 11 | S 15 | SSE 15 | SSE 12 | ESE 10 | SSE 16 | ESE 12 | ESE 13 | ESE 13 | ESE 13 | ESE 12 |
| kJ | 24 | 9 | 25 | 19 | 16 | 127 | 16 | 60 | 53 | 12 | 115 | 73 | 50 | 19 | 83 | 82 | 70 | 133 | 93 | 82 |
Swell 3 Height (m) Direction Period (s) | — | — | NE 10 | ENE 10 | ESE 13 | ESE 10 | SSE 12 | ESE 12 | ESE 11 | E 11 | ESE 11 | ESE 10 | ESE 9 | ESE 14 | ESE 13 | SSE 15 | ESE 11 | SSE 12 | SSE 12 | ESE 17 |
| kJ | — | — | 4 | 9 | 17 | 10 | 27 | 14 | 13 | 2 | 11 | 19 | 17 | 21 | 58 | 121 | 39 | 50 | 49 | 27 |
Wind waves Height (m) Direction Period (s) | SSE 9 | S 11 | — | — | — | — | — | S 8 | — | SSE 7 | S 8 | S 9 | S 8 | — | — | — | — | — | — | NE 3 |
| kJ | 918 | 3485 | — | — | — | — | — | 488 | — | 231 | 442 | 525 | 418 | — | — | — | — | — | — | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 102 | 65 | 0 | 3 | 0 | 0 | 33 | 13 | 40 | 300 | 82 | 121 | 46 | 0 | 0 | 45 | 0 | 0 | 2 | 0 |
Best forecast wave conditions in Gisborne and Mahia | ||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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Information about the Wainui Beach - Stockroute Surf forecast
The above surf forecast table for Wainui Beach - Stockroute provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wainui Beach - Stockroute can be found by selecting the local surf guide option on the grey menu. Our Wainui Beach - Stockroute 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 (Wainui Beach - Stockroute) 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 Wainui Beach - Stockroute 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.
Are you planning a holiday in Gisborne and Mahia? If you are looking for accommodation near Wainui Beach - Stockroute, camping, hotels and holiday cottages in Gisborne and Mahia, consider staying in Gisborne which is 9 km (6 miles) away.
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