Surf Forecasts:
Clarence River surf forecast from 6 Sep 2026:
- Best quality surf: Saturday 12 Sep, 9AM (local time) - 10ft (3.0m), 9s period, SSW swell with glassy winds.
- Most powerful swell: Saturday 12 Sep, 3PM (local time) - 13ft (4.0m), 12s period, SSW swell with 3,760 kJ wave energy.
- Next surfable swell (1★+): Monday 7 Sep, 12PM (local time) - 4.5ft (1.3m), 6s period with SE 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 Monday (Sep 07) at 12PM. The primary swell is predicted to be 1.3m and 6s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-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 Saturday (Sep 12) at 3PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 5s period and expected on Thursday (Sep 10) at 6PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Mon 7th Sep) | 4.5ft (1.3m) 6s |
| Best Surf | 9AM (Sat 12th Sep) | 10ft (3.0m) 9s |
| Most Powerful | 3PM (Sat 12th Sep) | 13ft (4.0m) 12s |
Table - best surf conditions forecast for Clarence River over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Mon morning. Very mild (max 13°C on Wed afternoon, min 6°C on Mon night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 23mm), heaviest during Thu afternoon. Very mild (max 13°C on Fri afternoon, min 5°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | |||||||||||||||
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 6 | SE 6 | ESE 6 | S 9 | E 8 | E 9 | E 9 | E 8 | E 8 | E 8 | SSW 15 | S 6 | S 18 | S 17 | S 16 | SSW 9 | SSW 12 | S 15 | S 14 | S 14 | S 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 150 | 93 | 61 | 57 | 103 | 181 | 210 | 204 | 107 | 78 | 75 | 156 | 230 | 220 | 139 | 1230 | 3760 | 2921 | 1620 | 1036 | 749 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | glassy | cross-on | glassy | cross-on | on | cross-off | cross-off | cross-off | off | cross-on | cross-on | off | glassy | off | off | on | on | cross |
High Tide | 1:05PM1.60m | 1:30AM1.45m | 2:01PM1.62m | 2:26AM1.46m | 2:56PM1.62m | 3:21AM1.48m | 3:51PM1.61m | 4:15AM1.49m | 4:44PM1.59m | 5:09AM1.49m | 5:36PM1.55m | 6:02AM1.50m | 6:28PM1.51m | ||||||||
Low Tide | 7:25PM0.13m | 7:40AM0.08m | 8:21PM0.11m | 8:37AM0.06m | 9:17PM0.09m | 9:33AM0.05m | 10:12PM0.08m | 10:29AM0.05m | 11:05PM0.08m | 11:25AM0.07m | 11:56PM0.09m | 12:19PM0.09m | 00:47AM0.11m | ||||||||
 |  |  |  | |  |  | | | |  |  | | | |  | | | | | | |
 | 6:39 | — | — | 6:39 | — | — | 6:37 | — | — | 6:35 | — | — | 6:33 | — | — | 6:31 | — | — | 6:30 | — | — |
 | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — | — | 6:07 | — | — | 6:07 | — | — | 6:08 | — | — | 6:10 | — |
mm | 4 | — | — | — | — | — | — | — | — | — | 16 | 1 | — | — | — | 1 | 5 | — | — | — | — |
Temp °C | 8 | 8 | 8 | 10 | 10 | 9 | 11 | 13 | 11 | 12 | 7 | 7 | 10 | 13 | 10 | 9 | 8 | 6 | 12 | 15 | 11 |
Feels °C | 4 | 4 | 6 | 7 | 7 | 7 | 5 | 7 | 8 | 8 | 1 | 1 | 6 | 9 | 7 | 7 | 0 | -1 | 8 | 12 | 9 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SE 6 | ESE 6 | E 6 | S 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | ESE 8 | S 18 | S 7 | S 16 | S 8 | S 12 | S 15 | S 14 | S 14 | S 13 |
| kJ | 29 | 93 | 47 | 32 | 53 | 181 | 210 | 204 | 107 | 78 | 57 | 19 | 230 | 69 | 139 | 432 | 1825 | 2921 | 1620 | 1036 | 749 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | S 9 | S 9 | S 9 | S 13 | S 8 | S 8 | S 8 | NE 6 | SSW 16 | SSW 15 | SSW 18 | ESE 7 | S 17 | S 6 | S 15 | S 17 | ENE 12 | NE 12 | E 12 | NNE 4 |
| kJ | 48 | 40 | 61 | 57 | 3 | 32 | 32 | 21 | 15 | 48 | 75 | 109 | 10 | 220 | 20 | 168 | 386 | 15 | 6 | 3 | 4 |
Swell 3 Height (m) Direction Period (s) | E 10 | SSW 15 | S 14 | E 8 | SW 13 | S 13 | S 20 | S 19 | S 8 | NNE 7 | S 20 | SSW 14 | E 9 | ESE 7 | NNE 4 | ENE 13 | NE 13 | — | NE 12 | — | NE 12 |
| kJ | 2 | 21 | 16 | 10 | 7 | 3 | 8 | 7 | 11 | 9 | 32 | 41 | 2 | 10 | 2 | 17 | 7 | — | 6 | — | 5 |
Wind waves Height (m) Direction Period (s) | SSE 6 | — | — | NE 3 | E 8 | — | NE 3 | NE 4 | — | NNE 6 | S 3 | S 6 | S 6 | — | SSW 3 | SSW 9 | SSW 12 | — | — | NE 6 | — |
| kJ | 150 | — | — | 5 | 103 | — | 4 | 24 | — | 40 | 3 | 156 | 120 | — | 1 | 1230 | 3760 | — | — | 8 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 53 | 0 | 10 | 0 | 10 | 0 | 10 | 84 | 0 | 0 | 137 | 0 | 10 | 10 | 0 | 0 | 137 | 0 | 10 | 10 | 10 |
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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