Surf Forecasts:
Clarence River surf forecast from 4 Aug 2026:
- Best quality surf: Wednesday 5 Aug, 9AM (local time) - 11ft (3.5m), 12s period, S swell with offshore winds.
- Most powerful swell: Wednesday 5 Aug, 6AM (local time) - 13ft (4.0m), 12s period, S swell with 4,196 kJ wave energy.
- Next surfable swell (1★+): Wednesday 5 Aug, 9AM (local time) - 11ft (3.5m), 12s period with S swell.
Best Forecast Surf Conditions for Clarence River this week:
The surf forecast for Clarence River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 05) at 9AM. The primary swell is predicted to be 3.5m and 12s period with a secondary swell of 3.0m and 12s. Another secondary swell of 0.1m and 19s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Clarence River in the next 16 days are 4.0m 12s and forecast to arrive on Wednesday (Aug 05) 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 0.7m 4s period and expected on Monday (Aug 10) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Wed 5th Aug) | 11ft (3.5m) 12s |
| Best Surf | 9AM (Wed 5th Aug) | 11ft (3.5m) 12s |
| Most Powerful | 6AM (Wed 5th Aug) | 13ft (4.0m) 12s |
Table - best surf conditions forecast for Clarence River over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Tue afternoon. Mild temperatures (max 8°C on Fri morning, min 4°C on Tue afternoon). Winds decreasing (strong winds from the SW on Tue night, calm by Fri morning). | Days 5-7 Weather SummaryLight rain (total 6mm), mostly falling on Sat night. Very mild (max 12°C on Sat morning, min 8°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Tue 4 | Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | ||||||||||||||
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) | S 11 | S 11 | S 12 | S 11 | SSE 11 | SSE 10 | SE 11 | SE 11 | S 14 | S 13 | S 12 | S 11 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 7 | SE 8 | SE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 4196 | 3899 | 3610 | 1855 | 936 | 625 | 487 | 408 | 485 | 572 | 330 | 338 | 260 | 255 | 258 | 248 | 221 | 147 | 244 | 255 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | glassy | cross-on | glassy | glassy | glassy | cross-off | glassy | glassy | cross-on | off | cross-off | off | off | cross-off | off |
High Tide | 9:15PM1.39m | 9:41AM1.38m | 10:04PM1.39m | 10:33AM1.42m | 10:56PM1.39m | 11:27AM1.48m | 11:51PM1.41m | 12:22PM1.54m | 00:47AM1.43m | 1:19PM1.59m | 1:44AM1.45m | 2:16PM1.64m | 2:41AM1.48m | |||||||
Low Tide | 3:33AM0.22m | 3:56PM0.23m | 4:20AM0.20m | 4:49PM0.21m | 5:10AM0.18m | 5:44PM0.19m | 6:02AM0.15m | 6:41PM0.17m | 6:57AM0.12m | 7:39PM0.14m | 7:54AM0.08m | 8:37PM0.11m | ||||||||
 |  |  | |  | | | |  | |  |  | | | | | |  | | | |
 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — | 7:26 | — | — | 7:24 | — | — | 7:22 | — | — |
 | 5:30 | — | — | 5:30 | — | — | 5:31 | — | — | 5:32 | — | — | 5:34 | — | — | 5:35 | — | — | 5:36 | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | 2 | — | — |
Temp °C | 5 | 5 | 7 | 7 | 5 | 7 | 7 | 6 | 8 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 10 | 9 | 9 | 8 |
Feels °C | -5 | -5 | 1 | 1 | 1 | 4 | 4 | 4 | 6 | 7 | 8 | 10 | 11 | 9 | 9 | 8 | 6 | 4 | 4 | 4 |
Swell 1 Height (m) Direction Period (s) | — | — | S 12 | S 11 | SSE 11 | SSE 10 | SE 11 | SE 11 | S 14 | S 13 | S 12 | S 11 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 8 | SE 8 |
| kJ | — | — | 2590 | 1855 | 936 | 625 | 487 | 408 | 485 | 572 | 330 | 338 | 260 | 255 | 258 | 248 | 221 | 111 | 244 | 255 |
Swell 2 Height (m) Direction Period (s) | — | — | SE 19 | SE 18 | S 11 | SE 15 | S 10 | S 9 | SE 10 | SE 10 | SE 12 | SE 12 | SE 11 | SSE 13 | SSE 13 | SSE 12 | E 12 | S 16 | SSE 10 | SSE 9 |
| kJ | — | — | 15 | 12 | 247 | 106 | 228 | 142 | 225 | 96 | 158 | 73 | 44 | 18 | 114 | 121 | 12 | 20 | 103 | 84 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SE 16 | SE 12 | SE 15 | SE 13 | S 9 | SE 12 | SSE 15 | SSE 14 | SSE 14 | S 16 | S 16 | E 13 | S 16 | E 12 | S 15 | SE 12 |
| kJ | — | — | — | — | 67 | 50 | 54 | 166 | 85 | 120 | 77 | 41 | 36 | 21 | 44 | 13 | 5 | 11 | 17 | 37 |
Wind waves Height (m) Direction Period (s) | S 11 | S 11 | S 12 | — | — | — | — | — | — | — | — | — | — | NNE 6 | — | — | SSW 3 | SE 7 | — | — |
| kJ | 4196 | 3899 | 3610 | — | — | — | — | — | — | — | — | — | — | 3 | — | — | 7 | 147 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 199 | 208 | 177 | 0 | 0 | 0 | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 53 | 0 | 0 | 124 |
Best forecast wave conditions in Kaikoura and Marlborough | ||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Clarence River 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 Clarence River Surf forecast
The above surf forecast table for Clarence River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Clarence River can be found by selecting the local surf guide option on the grey menu. Our Clarence River 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 (Clarence River) 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 Clarence River 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.
Clarence River is 70 km (43 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.
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