Surf Forecasts:
Wainakarua River Mouth surf forecast from 18 Jul 2026:
- Best quality surf: Sunday 19 Jul, 9PM (local time) - 4.5ft (1.3m), 14s period, SSE swell with cross-offshore winds.
- Most powerful swell: Monday 20 Jul, 6AM (local time) - 5.5ft (1.7m), 19s period, SSE swell with 2,114 kJ wave energy.
- Next surfable swell (1★+): Sunday 19 Jul, 12PM (local time) - 4.5ft (1.3m), 15s period with S swell.
Best Forecast Surf Conditions for Wainakarua River Mouth this week:
The surf forecast for Wainakarua River Mouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 19) at 12PM. The primary swell is predicted to be 1.3m and 15s period with a secondary swell of 0.8m and 13s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Wainakarua River Mouth in the next 16 days are 1.7m 19s and forecast to arrive on Monday (Jul 20) at 6AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Saturday (Jul 25) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Sun 19th Jul) | 4.5ft (1.3m) 15s |
| Best Surf | 9PM (Sun 19th Jul) | 4.5ft (1.3m) 14s |
| Most Powerful | 6AM (Mon 20th Jul) | 5.5ft (1.7m) 19s |
Table - best surf conditions forecast for Wainakarua River Mouth over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 12°C on Tue afternoon, min 6°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummarySome drizzle, heaviest during Fri afternoon. Very mild (max 11°C on Wed afternoon, min 5°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||||
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) | SSE 15 | SSE 15 | S 17 | SSE 18 | SSE 17 | SSE 14 | SSE 12 | SSE 12 | SSE 12 | S 13 | S 13 | SE 11 | NE 5 | ENE 6 | NE 5 | ENE 7 | ENE 7 | SE 13 | ENE 7 | SSW 7 | S 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 558 | 754 | 1389 | 1786 | 1216 | 555 | 276 | 186 | 109 | 82 | 85 | 18 | 22 | 39 | 62 | 56 | 27 | 27 | 228 | 331 | 403 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | off | off | cross-on | cross-off | cross-off | glassy | cross-off | off | on | cross | cross | cross | cross-off | off | cross | off | cross-on | cross-off | off |
High Tide | 7:19PM1.76m | 7:47AM1.67m | 8:15PM1.66m | 8:47AM1.60m | 9:13PM1.58m | 9:48AM1.56m | 10:13PM1.52m | 10:48AM1.55m | 11:09PM1.50m | 11:41AM1.57m | 00:00AM1.50m | 12:30PM1.60m | 00:47AM1.53m | ||||||||
Low Tide | 1:08PM0.14m | 1:40AM0.20m | 2:04PM0.25m | 2:34AM0.27m | 3:00PM0.34m | 3:27AM0.34m | 3:56PM0.41m | 4:20AM0.39m | 4:51PM0.46m | 5:11AM0.42m | 5:42PM0.48m | 5:58AM0.42m | 6:31PM0.47m | ||||||||
 |  |  | | |  | |  | | | | | | |  | |  | | | | | |
 | 8:07 | — | — | 8:07 | — | — | 8:06 | — | — | 8:04 | — | — | 8:03 | — | — | 8:03 | — | — | 8:02 | — | — |
 | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — |
Temp °C | 10 | 10 | 8 | 9 | 9 | 7 | 10 | 12 | 10 | 10 | 11 | 8 | 9 | 11 | 10 | 10 | 10 | 8 | 9 | 5 | 6 |
Feels °C | 8 | 8 | 5 | 6 | 6 | 4 | 6 | 9 | 6 | 8 | 8 | 4 | 5 | 7 | 6 | 8 | 7 | 4 | 1 | -11 | -2 |
Swell 1 Height (m) Direction Period (s) | SSE 15 | SSE 15 | S 17 | SSE 18 | SSE 17 | SSE 14 | SSE 12 | SSE 12 | SSE 12 | S 13 | S 13 | S 7 | S 8 | SSE 8 | NE 5 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | S 12 |
| kJ | 558 | 754 | 1389 | 1786 | 1216 | 555 | 276 | 186 | 109 | 82 | 85 | 8 | 11 | 14 | 30 | 56 | 27 | 21 | 228 | 90 | 403 |
Swell 2 Height (m) Direction Period (s) | SE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SE 11 | ESE 11 | ESE 11 | SE 12 | SE 11 | SSE 9 | ESE 12 | SSE 8 | ESE 12 | S 6 | SE 13 | SSE 16 | S 15 | ESE 15 |
| kJ | 257 | 215 | 136 | 98 | 96 | 56 | 53 | 32 | 12 | 12 | 6 | 18 | 9 | 14 | 7 | 14 | 11 | 27 | 87 | 121 | 154 |
Swell 3 Height (m) Direction Period (s) | S 19 | — | — | — | — | — | — | NE 4 | ENE 4 | NE 4 | SE 11 | S 13 | SE 12 | S 13 | SE 11 | SSE 8 | S 14 | S 17 | SE 13 | SE 17 | ENE 8 |
| kJ | 30 | — | — | — | — | — | — | 1 | 2 | 1 | 4 | 14 | 6 | 3 | 5 | 7 | 15 | 24 | 25 | 75 | 13 |
Wind waves Height (m) Direction Period (s) | S 6 | — | — | — | — | N 3 | NNE 4 | — | — | — | NE 4 | NNE 4 | NE 5 | ENE 6 | NE 5 | SSW 4 | — | NNE 2 | NNW 4 | SSW 7 | W 4 |
| kJ | 65 | — | — | — | — | 2 | 1 | — | — | — | 1 | 5 | 22 | 39 | 62 | 12 | — | 1 | 11 | 331 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 60 | 73 | 73 | 68 | 11 | 0 | 43 | 0 | 271 | 403 | 0 |
Best forecast wave conditions in Otago | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Wainakarua River Mouth Surf forecast
The above surf forecast table for Wainakarua River Mouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Wainakarua River Mouth can be found by selecting the local surf guide option on the grey menu. Our Wainakarua River Mouth 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 (Wainakarua River Mouth) 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 Wainakarua River Mouth 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 Otago? If you are looking for accommodation near Wainakarua River Mouth, camping, hotels and holiday cottages in Otago, consider staying in Dunedin which is 72 km (45 miles) away.
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