Surf Forecasts:
Whites Bay surf forecast from 12 Aug 2026:
- Best quality surf: Wednesday 19 Aug, 12AM (local time) - 11ft (3.5m), 12s period, S swell with cross-offshore winds.
- Most powerful swell: Wednesday 19 Aug, 6AM (local time) - 10ft (3.0m), 16s period, SSE swell with 4,234 kJ wave energy.
- Next surfable swell (1★+): Wednesday 12 Aug, 9PM (local time) - 2.5ft (0.8m), 7s period with ESE swell.
Best Forecast Surf Conditions for Whites Bay this week:
The surf forecast for Whites Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 12) at 9PM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.4m and 10s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Whites Bay in the next 16 days are 3.0m 16s and forecast to arrive on Wednesday (Aug 19) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Thursday (Aug 13) at 6AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Wed 12th Aug) | 2.5ft (0.8m) 7s |
| Best Surf | 12AM (Wed 19th Aug) | 11ft (3.5m) 12s |
| Most Powerful | 6AM (Wed 19th Aug) | 10ft (3.0m) 16s |
Table - best surf conditions forecast for Whites Bay over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 14°C on Wed afternoon, min 9°C on Wed morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 13°C on Sat morning, min 5°C on Sat night). Winds decreasing (fresh winds from the S on Sat night, calm by Mon morning). | ||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||||
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) | SE 7 | ESE 7 | ESE 7 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SSE 5 | S 7 | SSE 8 | SSE 8 | SSE 7 | S 7 | SSE 8 | S 8 | S 8 | SSE 8 | S 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 127 | 81 | 68 | 65 | 44 | 32 | 22 | 22 | 30 | 30 | 48 | 836 | 623 | 346 | 105 | 154 | 273 | 161 | 122 | 171 | 3677 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | off | cross-off | cross-off | off | glassy | on | cross-off | cross-on | on | cross-on | cross-on | on | cross | cross-off | cross | cross | cross-off | cross-on | cross-off |
High Tide | 5:32PM1.81m | 5:59AM1.72m | 6:26PM1.80m | 6:52AM1.71m | 7:19PM1.78m | 7:47AM1.69m | 8:12PM1.74m | 8:45AM1.68m | 9:06PM1.69m | 9:41AM1.67m | 10:02PM1.65m | 10:33AM1.66m | 10:56PM1.60m | ||||||||
Low Tide | 11:17AM0.19m | 11:49PM0.21m | 12:13PM0.15m | 00:45AM0.20m | 1:07PM0.15m | 1:39AM0.21m | 1:59PM0.18m | 2:32AM0.24m | 2:51PM0.24m | 3:22AM0.28m | 3:44PM0.33m | 4:12AM0.34m | 4:38PM0.42m | ||||||||
 |  |  | | | | | |  | | | |  | | | | | | | | | |
 | 7:18 | — | — | 7:16 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — |
 | — | 5:38 | — | — | 5:39 | — | — | 5:40 | — | — | 5:42 | — | — | 5:43 | — | — | 5:44 | — | — | 5:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 14 | 10 | 11 | 12 | 12 | 13 | 14 | 9 | 13 | 13 | 9 | 9 | 8 | 5 | 10 | 11 | 7 | 12 | 11 | 8 |
Feels °C | 10 | 11 | 7 | 9 | 11 | 11 | 12 | 12 | 7 | 11 | 9 | 2 | 3 | 2 | 1 | 7 | 8 | 4 | 10 | 8 | 5 |
Swell 1 Height (m) Direction Period (s) | SE 7 | ESE 7 | ESE 7 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 8 | SE 13 | SSE 15 | SSE 15 | SSE 7 | SSE 7 | SSE 8 | S 8 | SSE 7 | SSE 8 | SSE 12 |
| kJ | 127 | 81 | 68 | 65 | 44 | 32 | 22 | 22 | 30 | 30 | 19 | 7 | 46 | 43 | 105 | 77 | 273 | 161 | 69 | 171 | 2128 |
Swell 2 Height (m) Direction Period (s) | S 16 | SE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | ESE 13 | ESE 14 | S 4 | SSE 17 | SSE 16 | SE 13 | ESE 9 | ESE 8 | SSE 15 | SSE 15 | SSE 14 | SE 13 | SE 13 | SE 13 | — |
| kJ | 5 | 26 | 34 | 16 | 8 | 7 | 16 | 18 | 3 | 28 | 48 | 7 | 7 | 7 | 76 | 73 | 70 | 45 | 27 | 26 | — |
Swell 3 Height (m) Direction Period (s) | N 7 | SE 13 | SE 14 | ESE 14 | ESE 13 | ESE 13 | SSE 9 | S 15 | ESE 12 | ESE 13 | ESE 13 | — | SE 13 | ESE 12 | E 8 | ESE 8 | ESE 14 | SSE 13 | S 12 | E 9 | — |
| kJ | 1 | 7 | 8 | 19 | 18 | 18 | 7 | 4 | 13 | 17 | 17 | — | 7 | 15 | 6 | 7 | 21 | 35 | 12 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | NNW 2 | N 4 | N 3 | N 3 | — | SSE 4 | — | — | SSE 5 | S 7 | SSE 8 | SSE 8 | — | S 7 | — | — | S 8 | — | S 12 |
| kJ | — | — | 1 | 9 | 6 | 1 | — | 11 | — | — | 45 | 836 | 623 | 346 | — | 154 | — | — | 122 | — | 3677 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 51 | 59 | 84 | 51 | 59 | 84 | 116 | 84 | 55 | 55 | 0 | 61 | 51 | 0 | 84 | 59 |
Best forecast wave conditions in Kaikoura and Marlborough | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Whites Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Whites Bay Surf forecast
The above surf forecast table for Whites Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Whites Bay can be found by selecting the local surf guide option on the grey menu. Our Whites Bay 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 (Whites Bay) 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 Whites Bay 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.
Whites Bay is 16 km (10 miles) from the city of Blenheim. If you plan a holiday in Kaikoura and Marlborough, look for hotels and other accommodation in Blenheim. Blenheim has rooms for a wide range of budgets as well as car hire and transport links.
Nearest